[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "1"]
[White "Bauza, Lorenzo"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[ECO "E61"]
[EventDate "1954.??.??"]
[PlyCount "142"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 d6 5.h3 O-O 6.Be2 Nbd7 7.O-O c6 8.c4 Re8 
9.Nc3 Qb6 10.Qb3 Qa5 11.Rfd1 Nb6 12.Qc2 Nbd7 13.a3 Nf8 14.b4 Qd8 15.c5 Bf5
16.e4 Nxe4 17.Nxe4 d5 18.Bd3 dxe4 19.Bxe4 Bxe4 20.Qxe4 Nd7 21.Be5 Nf6 22.
Bxf6 Bxf6 23.Rab1 Qd5 24.Qxd5 cxd5 25.b5 Rec8 26.a4 Kf8 27.Kf1 Ke8 28.Ke2 
Rc7 29.Kd3 a6 30.Ra1 Kd7 31.Rdc1 axb5 32.a5 Rcc8 33.Rcb1 Kc6 34.Ne1 e5 35.
Nc2 exd4 36.Rc1 Kxc5 37.Nxd4+ Kd6 38.Nxb5+ Kd7 39.Rxc8 Rxc8 40.Ra2 Rc6 41.
Nd4 Rc4 42.Nc2 Rc3+ 43.Kd2 Rb3 44.a6 bxa6 45.Rxa6 Be5 46.Ne1 Rb2+ 47.Ke3 
Bc7 48.Nd3 Bb6+ 49.Kf3 Rb1 50.Ra4 Rb3 51.Ke2 Rc3 52.Ra2 Rc8 53.h4 Re8+ 54.
Kf3 Re6 55.g3 Kc6 56.Ra4 f5 57.Rb4 Re4 58.Rb3 Bc7 59.Rb1 Bd6 60.Rb3 Ra4 
61.Ke3 d4+ 62.Ke2 Kd5 63.Rb5+ Kc4 64.Rb6 Ra2+ 65.Rb2 Rxb2+ 66.Nxb2+ Kc3 
67.Nd3 f4 68.gxf4 h5 69.f3 Be7 70.f5 gxf5 71.Nf4 Kc2 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "1"]
[White "Benko, Francisco"]
[Black "Sanguineti, Jorge"]
[Result "0-1"]
[ECO "E17"]
[EventDate "1954.??.??"]
[PlyCount "94"]

1.c4 Nf6 2.Nf3 e6 3.g3 d5 4.Bg2 Be7 5.O-O O-O 6.d4 Nbd7 7.b3 b6 8.Bb2 Bb7 
9.Ne5 c5 10.e3 Qc7 11.Nd2 Rfd8 12.Qe2 cxd4 13.exd4 dxc4 14.Bxb7 Qxb7 15.
bxc4 Rac8 16.Rfe1 Bb4 17.Nef3 Ne8 18.a3 Bf8 19.Rac1 Nd6 20.Ng5 h6 21.Nge4 
Nf5 22.Qf3 Rc7 23.Qb3 Nb8 24.Nf3 Nc6 25.d5 Na5 26.Qd3 Qc8 27.g4 Ne7 28.d6 
Ng6 29.c5 bxc5 30.Qc3 Rb7 31.Qxa5 Rxb2 32.Rxc5 Qa8 33.Qc3 Rb6 34.Ne5 Nxe5 
35.Qxe5 Bxd6 36.Nxd6 Rbxd6 37.g5 Rd5 38.Qe3 Rxc5 39.Qxc5 Rd5 40.Qc7 Rxg5+ 
41.Kf1 Qg2+ 42.Ke2 Qe4+ 43.Kf1 Qd3+ 44.Re2 Qb1+ 45.Re1 Qb5+ 46.Re2 Rc5 47.
Qd8+ Kh7 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "1"]
[White "Castillo Larenas, Mariano"]
[Black "Cruz, Walter"]
[Result "1/2-1/2"]
[ECO "D24"]
[EventDate "1954.??.??"]
[PlyCount "72"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 c5 5.e4 cxd4 6.Qxd4 Qxd4 7.Nxd4 a6 8.
Bxc4 e6 9.O-O Bd7 10.e5 Ng4 11.Bf4 Nc6 12.Nf3 Be7 13.Rfe1 Rc8 14.Bf1 Bb4 
15.h3 Nh6 16.Rad1 Nf5 17.Ng5 Rc7 18.Nge4 O-O 19.Bd3 Nce7 20.Nf6+ gxf6 21.
exf6 Rcc8 22.Bxf5 Nxf5 23.Rxd7 Bxc3 24.bxc3 Rxc3 25.Rxb7 Rc2 26.Reb1 h5 
27.Rb8 Rxb8 28.Rxb8+ Kh7 29.g4 hxg4 30.hxg4 Rc4 31.gxf5 Rxf4 32.fxe6 fxe6 
33.Rb6 Ra4 34.Rxe6 Rxa2 35.Re7+ Kg6 36.f7 Kg7 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "1"]
[White "Dodero, Emilio"]
[Black "Guimard, Carlos Enrique"]
[Result "0-1"]
[ECO "C12"]
[EventDate "1954.??.??"]
[PlyCount "136"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.exf6 hxg5 7.fxg7 Rg8 8.h4 
gxh4 9.Qg4 Qf6 10.Qxh4 Qxg7 11.Ne2 Nc6 12.O-O-O Be7 13.Qh7 Bd7 14.Qxg7 
Rxg7 15.Rh8+ Bf8 16.g3 O-O-O 17.Bg2 Be7 18.Rhh1 Na5 19.Nf4 Bg5 20.Ne2 c5 
21.c3 cxd4 22.cxd4 Kb8 23.Kb1 Nc4 24.Nd3 Nd2+ 25.Ka1 Bb5 26.f4 Bxd3 27.
Rxd2 Bxe2 28.Rxe2 Bf6 29.Rh3 Bxd4 30.Bf3 Bb6 31.Kb1 Bc7 32.Bh5 d4 33.Rd2 
f5 34.Rd3 Ba5 35.Bd1 Be1 36.Bb3 Rg6 37.Kc2 Bf2 38.Kd1 Rdg8 39.Ke2 Be3 40.
Bc4 Rxg3 41.Rxg3 Rxg3 42.Bxe6 Rg2+ 43.Kd1 Rxb2 44.a4 Rf2 45.Bxf5 Rxf4 46.
Be6 Rf2 47.Bc4 Kc7 48.Rb3 Rd2+ 49.Ke1 Rc2 50.Bd5 b6 51.Bf7 Ra2 52.Be8 a6 
53.Kf1 Rh2 54.Bg6 Rf2+ 55.Ke1 Ra2 56.Be8 Bd2+ 57.Ke2 Ba5+ 58.Kd1 Kd6 59.
Kc1 Kc5 60.Kb1 Rf2 61.Bd7 Bc3 62.Kc1 Rf6 63.Bg4 Kc4 64.Bd1 d3 65.Ra3 Rf2 
66.Rb3 Ra2 67.Rxb6 Ra1+ 68.Rb1 d2+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "1"]
[White "Eliskases, Erich"]
[Black "Schroeder, Ruperto"]
[Result "1-0"]
[ECO "A13"]
[EventDate "1954.??.??"]
[PlyCount "31"]

1.c4 e6 2.g3 Nf6 3.Bg2 d5 4.Nf3 Nbd7 5.b3 Bd6 6.O-O O-O 7.Bb2 a5 8.Nc3 c6 
9.Qc2 Nc5 10.d3 Re8 11.e4 dxe4 12.dxe4 e5 13.h3 a4 14.b4 a3 15.bxc5 axb2 
16.Rad1 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "1"]
[White "Estrada Degrandi, Walter"]
[Black "Wexler, Bernardo"]
[Result "0-1"]
[ECO "E87"]
[EventDate "1954.??.??"]
[PlyCount "50"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.Be3 d6 6.f3 e5 7.d5 c5 8.Qd2 Ne8 9.
g4 f5 10.gxf5 gxf5 11.O-O-O f4 12.Bf2 a6 13.Kb1 Nc7 14.Bh3 Nd7 15.Be6+ Kh8
16.Nh3 b5 17.Rhg1 Bf6 18.cxb5 axb5 19.Rg4 b4 20.Ne2 b3 21.axb3 Nxe6 22.
dxe6 Nb6 23.Qxd6 Bxe6 24.Qxe6 Qxd1+ 25.Nc1 Ra1+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "1"]
[White "Humerez Estrada, Cidar"]
[Black "Perez Alcocer, Jose"]
[Result "0-1"]
[ECO "C90"]
[EventDate "1954.??.??"]
[PlyCount "142"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 Bg4 
9.a4 Rb8 10.axb5 axb5 11.h3 Bh5 12.d3 Qc8 13.Nbd2 Nd8 14.d4 Nd7 15.Nf1 Ne6
16.Be3 Bf6 17.Ng3 Bg6 18.Qe2 O-O 19.Red1 Re8 20.Ra5 b4 21.Ba4 bxc3 22.bxc3
exd4 23.cxd4 Nd8 24.e5 Be7 25.Qa2 Rf8 26.Bb3 Nc6 27.exd6 Bxd6 28.Rg5 Be7 
29.Rg4 Nf6 30.Rg5 Qb7 31.Bc4 Nb4 32.Qe2 Nfd5 33.Rg4 Nc3 34.Qd2 Nxd1 35.
Qxd1 Nd5 36.Qd2 Bf6 37.Bg5 Bxg5 38.Qxg5 Nf6 39.Rf4 Qb1+ 40.Kh2 Qc1 41.Ne5 
Rb1 42.Ne2 Qh1+ 43.Kg3 Nh5+ 44.Kh4 Nxf4 45.Nxf4 Qc1 46.g3 Rb4 47.Bd5 Rxd4 
48.Nc6 Rxf4+ 49.gxf4 Kh8 50.Qg4 Qd2 51.Qf3 f6 52.Ne7 Qd3 53.Qg2 Qe2 54.
Nxg6+ hxg6 55.Bf3 g5+ 56.Kg3 Qd2 57.Qf1 Qxf4+ 58.Kg2 f5 59.Qb5 g6 60.Qc5 
Qd6 61.Qe3 Qf6 62.Qc1 c6 63.h4 f4 64.h5 gxh5 65.Bxh5 f3+ 66.Kg1 Ra8 67.Qe3
Ra1+ 68.Kh2 Qd6+ 69.Kh3 Rh1+ 70.Kg4 Rh4+ 71.Kxf3 Rh3+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "1"]
[White "Maderna, Carlos"]
[Black "Jauregui Andrade, Carlos"]
[Result "1-0"]
[ECO "A81"]
[EventDate "1954.??.??"]
[PlyCount "95"]

1.d4 f5 2.g3 g6 3.Bg2 Bg7 4.Nc3 Nc6 5.Nf3 Nf6 6.d5 Nb8 7.Bg5 O-O 8.O-O b6 
9.Qd2 Bb7 10.Rad1 Na6 11.Bh6 Nc5 12.Bxg7 Kxg7 13.Ng5 h6 14.Nh3 a5 15.f3 e5
16.d6 c6 17.Nf2 Ba6 18.Rfe1 Ne8 19.Nd3 Bxd3 20.exd3 Nxd6 21.Rxe5 Nf7 22.
Re2 d5 23.d4 Nb7 24.Re6 Nbd6 25.Rde1 Re8 26.Rxe8 Nxe8 27.Ne2 Qf6 28.Nf4 
Nc7 29.c3 Re8 30.h4 h5 31.Bf1 Nd6 32.Rxe8 Ncxe8 33.Qe3 Nc7 34.Kf2 b5 35.a3
Kf8 36.Qe5 Kg7 37.Nd3 Na6 38.Qe3 Nc4 39.Qe8 b4 40.axb4 axb4 41.Ne5 Nxb2 
42.Bxa6 bxc3 43.Ke2 c5 44.Qd7+ Kf8 45.Qa7 Kg8 46.Bb7 c2 47.Bxd5+ Kh8 48.
Qb8+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "1"]
[White "Rossetto, Hector Decio"]
[Black "De Souza Mendes, Joao"]
[Result "1-0"]
[ECO "B51"]
[EventDate "1954.??.??"]
[PlyCount "95"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 d6 4.O-O e5 5.c3 Nf6 6.Re1 Bd7 7.d4 Qc7 8.dxc5 
dxc5 9.Nbd2 Be7 10.Nc4 O-O 11.Ne3 a6 12.Ba4 b5 13.Bc2 Rad8 14.Qe2 Bd6 15.
a4 Ne7 16.axb5 axb5 17.Nh4 g6 18.Qf3 Nh5 19.g3 Qb7 20.Ng4 Bxg4 21.Qxg4 Ra8
22.Bh6 Rfe8 23.Nf5 Nxf5 24.exf5 Bf8 25.Rxa8 Qxa8 26.fxg6 hxg6 27.Bg5 Qc6 
28.Be4 Qe6 29.Qf3 Ng7 30.Rd1 Qh3 31.Bc6 Rb8 32.Rd7 Qe6 33.Ra7 Qf5 34.Qxf5 
gxf5 35.Bd5 Ne6 36.Bf6 b4 37.Bxe5 Rd8 38.c4 Bd6 39.Bxd6 Rxd6 40.h4 Kg7 41.
Ra5 Kf6 42.Kg2 Ke5 43.Bxe6 Kxe6 44.Rxc5 Rd2 45.Rc6+ Ke5 46.h5 Rxb2 47.h6 
Ra2 48.Rc8 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "1"]
[White "Salomon, Eduardo"]
[Black "Panno, Oscar"]
[Result "0-1"]
[ECO "B92"]
[EventDate "1954.??.??"]
[PlyCount "68"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.Bg5 
Nbd7 9.O-O O-O 10.Qd3 Qc7 11.Bxf6 Nxf6 12.Rfd1 b5 13.Nd5 Nxd5 14.Qxd5 Bb7 
15.Qd3 Rad8 16.c3 d5 17.exd5 Bxd5 18.Qe3 f5 19.Kh1 h6 20.f3 Kh8 21.Rd3 e4 
22.fxe4 fxe4 23.Rdd1 Bg5 24.Qg1 e3 25.Rf1 Qb7 26.Nd4 Bh4 27.Rxf8+ Rxf8 28.
Bf3 Rxf3 29.Nxf3 Bxf3 30.Qxe3 Bxg2+ 31.Kg1 Bd5 32.Rd1 Qf7 33.Rxd5 Qxd5 34.
b3 Bf6 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "1"]
[White "Shocron, Ruben"]
[Black "Pilnik, Herman"]
[Result "1/2-1/2"]
[ECO "D28"]
[EventDate "1954.??.??"]
[PlyCount "97"]

1.d4 Nf6 2.Nf3 d5 3.c4 dxc4 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bd3 Nc6 
9.a4 bxa4 10.Rxa4 Nb4 11.Bb5+ Bd7 12.Bxd7+ Qxd7 13.Nc3 cxd4 14.Nxd4 Be7 
15.Rd1 Qb7 16.e4 Nd7 17.Qg4 Kf8 18.Bg5 Nf6 19.Bxf6 gxf6 20.Ra5 Rg8 21.Qh3 
Rg7 22.Rh5 Kg8 23.Nde2 Nc6 24.Nf4 Ne5 25.Rh4 f5 26.Rh5 Ng6 27.Qf3 Nxf4 28.
Qxf4 Qxb2 29.Qc7 Bf8 30.exf5 Qb4 31.Qc6 Rb8 32.fxe6 Qg4 33.exf7+ Kh8 34.
Re5 Rxf7 35.h3 Qg7 36.Re8 Rc7 37.Qe4 Rxe8 38.Qxe8 Rxc3 39.Rd7 Rc1+ 40.Kh2 
Re1 41.Qxe1 Qxd7 42.Qa1+ Kg8 43.Qxa6 Qf7 44.Qe2 h5 45.h4 Bc5 46.Qf3 Bd6+ 
47.Kg1 Qg6 48.g3 Be7 49.Kh2 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "2"]
[White "Cruz, Walter"]
[Black "Shocron, Ruben"]
[Result "0-1"]
[ECO "A11"]
[EventDate "1954.??.??"]
[PlyCount "46"]

1.c4 e6 2.Nf3 d5 3.e3 Nd7 4.b3 Ngf6 5.Bb2 Bd6 6.Nc3 c6 7.Be2 O-O 8.O-O e5 
9.cxd5 Nxd5 10.Ne4 Bc7 11.Ba3 Re8 12.Qc2 N7f6 13.Ng3 Ng4 14.Rad1 h5 15.
Nxh5 e4 16.Qb2 Re5 17.Ng3 exf3 18.Bxf3 Qh4 19.Bxg4 Bxg4 20.Qd4 Rh5 21.h3 
Bxd1 22.Qxh4 Rxh4 23.Rxd1 Bxg3 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "2"]
[White "De Souza Mendes, Joao"]
[Black "Benko, Francisco"]
[Result "0-1"]
[ECO "A30"]
[EventDate "1954.??.??"]
[PlyCount "76"]

1.c4 Nf6 2.Nf3 c5 3.b3 g6 4.Bb2 Bg7 5.g3 b6 6.Bg2 Bb7 7.O-O O-O 8.d4 cxd4 
9.Nxd4 Bxg2 10.Kxg2 d5 11.cxd5 Qxd5+ 12.Nf3 Qb7 13.b4 Nc6 14.b5 Na5 15.Qa4
Rac8 16.Na3 Rfd8 17.Rfd1 Rd5 18.Rxd5 Qxd5 19.Qd4 Qxd4 20.Bxd4 Ne4 21.Rd1 
Nd6 22.Ne5 Bxe5 23.Bxe5 Nab7 24.Bd4 f6 25.Rd3 Kf7 26.f4 Rc1 27.Be3 Rc7 28.
g4 Nc5 29.Rc3 Ne6 30.Rd3 Rc8 31.Kf3 f5 32.gxf5 gxf5 33.Bd2 Nc5 34.Rd5 Nce4
35.Bb4 Rc1 36.Bxd6 Nxd6 37.Rd2 Rc5 38.Rb2 Rc3+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "2"]
[White "Guimard, Carlos Enrique"]
[Black "Eliskases, Erich"]
[Result "1/2-1/2"]
[ECO "E19"]
[EventDate "1954.??.??"]
[PlyCount "51"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Qc2 
Nxc3 9.bxc3 d5 10.cxd5 exd5 11.c4 Nc6 12.cxd5 Nb4 13.Qb1 Nxd5 14.Bb2 Nf6 
15.d5 Nxd5 16.Rd1 Qe8 17.Nd4 Bc5 18.Nb3 Bxf2+ 19.Kxf2 Qe3+ 20.Kf1 Nf4 21.
gxf4 Bxg2+ 22.Kxg2 Qxe2+ 23.Kh1 Qf3+ 24.Kg1 Qg4+ 25.Kh1 Qf3+ 26.Kg1 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "2"]
[White "Humerez Estrada, Cidar"]
[Black "Castillo Larenas, Mariano"]
[Result "0-1"]
[ECO "B01"]
[EventDate "1954.??.??"]
[PlyCount "56"]

1.e4 d5 2.exd5 Qxd5 3.d4 Nf6 4.Nc3 Qa5 5.Bc4 g6 6.Ne2 Bg7 7.O-O O-O 8.f3 
Nc6 9.Ne4 e5 10.Nxf6+ Bxf6 11.dxe5 Bxe5 12.Bd3 Bxb2 13.Bxb2 Qb6+ 14.Kh1 
Qxb2 15.Qe1 Qg7 16.Be4 Be6 17.Ng3 Bc4 18.Rg1 Rfe8 19.Qc1 Ne5 20.Qb2 f5 21.
Bxb7 Rab8 22.Qd4 c5 23.Qc3 Qxb7 24.f4 Qb2 25.Qxb2 Rxb2 26.fxe5 Rxe5 27.
Rgc1 f4 28.Nf1 Re2 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "2"]
[White "Jauregui Andrade, Carlos"]
[Black "Dodero, Emilio"]
[Result "0-1"]
[ECO "A03"]
[EventDate "1954.??.??"]
[PlyCount "78"]

1.f4 d5 2.g3 c5 3.Nh3 h5 4.Nf2 h4 5.g4 Nc6 6.d3 Nf6 7.Bh3 e5 8.e3 d4 9.e4 
exf4 10.Bxf4 Bd6 11.Bxd6 Qxd6 12.Nd2 Ne5 13.Qe2 Be6 14.g5 Nfd7 15.Bf5 g6 
16.Bxe6 Qxe6 17.c4 O-O-O 18.O-O-O f6 19.Rhg1 Rdf8 20.Rg2 fxg5 21.Kc2 Rf4 
22.Rxg5 Rhf8 23.Nh1 Ng4 24.Rg1 Nde5 25.R1xg4 Nxg4 26.Rxc5+ Kb8 27.a4 Ne3+ 
28.Kb3 Qg4 29.Qe1 Ng2 30.Qg1 Ne3 31.Qe1 Ng2 32.Qg1 Qe2 33.Qxd4 Qxd2 34.
Qd6+ Ka8 35.Qd7 Rb8 36.a5 Rff8 37.Rd5 Ne3 38.Rd6 Nd1 39.Qg7 Rfd8 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "2"]
[White "Najdorf, Miguel"]
[Black "Maderna, Carlos"]
[Result "1-0"]
[ECO "E06"]
[EventDate "1954.??.??"]
[PlyCount "59"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 e6 4.O-O Be7 5.c4 O-O 6.d4 b6 7.Nc3 Bb7 8.Ne5 c6 
9.e4 dxc4 10.Nxc4 Ba6 11.b3 b5 12.Ne3 b4 13.Ne2 Nbd7 14.Qc2 Rc8 15.Rd1 Nb6
16.Nc4 Nxc4 17.bxc4 Qa5 18.Bd2 Qa3 19.Nc1 Nd7 20.Nb3 c5 21.d5 exd5 22.exd5
Bf6 23.Bh3 Qa4 24.Rac1 Ne5 25.Be3 Nxc4 26.Bxc8 Nxe3 27.fxe3 Rxc8 28.Nxc5 
Qa5 29.d6 Bg5 30.Qe4 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "2"]
[White "Panno, Oscar"]
[Black "Estrada Degrandi, Walter"]
[Result "1-0"]
[ECO "A99"]
[EventDate "1954.??.??"]
[PlyCount "71"]

1.d4 e6 2.Nf3 f5 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.c4 d6 7.Nc3 Qe8 8.b3 Nc6 
9.d5 exd5 10.cxd5 Ne5 11.Nd4 f4 12.Bxf4 Qh5 13.e4 Bg4 14.f3 Bd7 15.Qd2 Ne8
16.Nce2 c5 17.dxc6 bxc6 18.Rac1 c5 19.g4 Qf7 20.Nf5 Bxf5 21.gxf5 Nc6 22.
Rfd1 a5 23.Nc3 Nd4 24.Be3 Bf6 25.Nd5 a4 26.b4 Qa7 27.Nxf6+ gxf6 28.Bxd4 
cxd4 29.Qxd4 a3 30.Qxa7 Rxa7 31.Bf1 Rb7 32.Rb1 Rb6 33.Rd3 Ng7 34.Rxa3 Rfb8
35.b5 Nh5 36.Ra6 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "2"]
[White "Perez Alcocer, Jose"]
[Black "Sanguineti, Jorge"]
[Result "1-0"]
[ECO "B20"]
[EventDate "1954.??.??"]
[PlyCount "87"]

1.e4 c5 2.d3 d5 3.Nc3 Nf6 4.Bg5 d4 5.Nb1 e5 6.Nd2 h6 7.Bh4 Nc6 8.a4 Be7 9.
Ngf3 Be6 10.Bg3 Qc7 11.Be2 O-O 12.b3 Nd7 13.Nc4 b6 14.O-O a6 15.Nfd2 g5 
16.Bg4 b5 17.Bxe6 fxe6 18.axb5 axb5 19.Na3 Qb7 20.h4 c4 21.hxg5 hxg5 22.
Qh5 Rf7 23.Qg6+ Kf8 24.Qh6+ Rg7 25.Qh8+ Rg8 26.Qh6+ Kf7 27.Qh5+ Rg6 28.
Qh7+ Rg7 29.Qh5+ Kg8 30.Nxb5 Rxa1 31.Rxa1 Nf6 32.Qh3 g4 33.Qh6 Qxb5 34.Bh4
Kf7 35.Bxf6 Bxf6 36.Nxc4 Qb8 37.Ra6 Nb4 38.Rb6 Qf8 39.Nxe5+ Kg8 40.Ng6 Qd8
41.Qh8+ Kf7 42.Ne5+ Ke7 43.Rb7+ Kd6 44.Nc4+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "2"]
[White "Pilnik, Herman"]
[Black "Salomon, Eduardo"]
[Result "1-0"]
[ECO "C86"]
[EventDate "1954.??.??"]
[PlyCount "109"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Qe2 d6 7.c3 b5 8.Bc2 Bg4 
9.a4 Bxf3 10.Qxf3 O-O 11.axb5 axb5 12.Rxa8 Qxa8 13.Na3 b4 14.Nc4 bxc3 15.
dxc3 Nd8 16.Ne3 Ne6 17.Nf5 Qd8 18.h4 g6 19.Ne3 Nh5 20.g3 Nf6 21.b4 h5 22.
Rd1 Kg7 23.Bb2 Qc8 24.c4 c5 25.bxc5 Qxc5 26.Qe2 Nd4 27.Qd3 Nxc2 28.Qxc2 
Ra8 29.Nd5 Nxd5 30.Rxd5 Qb6 31.c5 dxc5 32.Bxe5+ f6 33.Bc3 Rd8 34.Rxd8 Qxd8
35.e5 Qd5 36.Qb2 fxe5 37.Bxe5+ Kf7 38.Bh8 Ke6 39.Qg7 Qf5 40.Qg8+ Kd6 41.
Qb8+ Kd5 42.Qb3+ Kc6 43.Bc3 Bd6 44.Qa4+ Kd5 45.Bd2 Qb1+ 46.Kh2 Qf5 47.Be3 
Qd3 48.Qa8+ Ke6 49.Qc6 Qc4 50.Bf4 Qd3 51.Qe8+ Be7 52.Bg5 Qd6 53.Qxg6+ Kd5 
54.Qf7+ Kc6 55.Qxe7 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "2"]
[White "Schroeder, Ruperto"]
[Black "Rossetto, Hector Decio"]
[Result "0-1"]
[ECO "B24"]
[EventDate "1954.??.??"]
[PlyCount "96"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nge2 e6 6.d3 Nge7 7.Be3 Nd4 8.Nf4 
Rb8 9.Qd2 Qa5 10.h4 h5 11.O-O Nec6 12.Nh3 Ne5 13.f3 d6 14.a3 Bd7 15.Qf2 
O-O 16.Kh1 Qc7 17.Qd2 b5 18.Ne2 Nxe2 19.Qxe2 b4 20.axb4 Rxb4 21.c3 Rb7 22.
Nf2 Rfb8 23.Ra2 a5 24.f4 Nc6 25.g4 Qd8 26.g5 Qe7 27.Nd1 Bf8 28.Ra1 Qd8 29.
Rc1 a4 30.Rc2 Qc8 31.Qe1 Bg7 32.Qg3 Rb3 33.Bc1 Qa6 34.Rd2 Ne7 35.c4 Bd4 
36.Bf3 Qa5 37.Qg2 Bc6 38.Re1 Rxd3 39.Ree2 Rbb3 40.Rxd3 Rxd3 41.Qf1 Nf5 42.
Kh2 Qb4 43.exf5 Rxf3 44.Qe1 Qxe1 45.Rxe1 gxf5 46.Bd2 a3 47.bxa3 Rxa3 48.
Be3 Ra1 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "2"]
[White "Wexler, Bernardo"]
[Black "Bauza, Lorenzo"]
[Result "1/2-1/2"]
[ECO "A10"]
[EventDate "1954.??.??"]
[PlyCount "41"]

1.Nf3 f5 2.g3 Nf6 3.Bg2 g6 4.O-O Bg7 5.c4 O-O 6.Nc3 Nc6 7.d4 Ne4 8.Nxe4 
fxe4 9.Ng5 Nxd4 10.Nxe4 e5 11.Bg5 Qe8 12.Nc5 d6 13.Nxb7 Rb8 14.Na5 Rxb2 
15.Re1 Bg4 16.f3 Be6 17.Bc1 Rc2 18.Bd2 Qb8 19.e3 Qb2 20.Rb1 Qxa2 21.Ra1 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "3"]
[White "Bauza, Lorenzo"]
[Black "Panno, Oscar"]
[Result "0-1"]
[ECO "A44"]
[EventDate "1954.??.??"]
[PlyCount "58"]

1.d4 c5 2.d5 e5 3.Nc3 d6 4.g3 f5 5.Nf3 Be7 6.Bg2 h6 7.h4 e4 8.Nd2 Nf6 9.
Nc4 O-O 10.Bf4 Nh5 11.e3 Nxf4 12.gxf4 Nd7 13.f3 Nf6 14.a4 exf3 15.Qxf3 Ne4
16.Nxe4 fxe4 17.Qg3 Bf5 18.Kd2 Rf6 19.h5 Bf8 20.Bh3 Qd7 21.Bxf5 Qxf5 22.
Kc3 Qxd5 23.Rh2 Qc6 24.b3 b5 25.axb5 Qxb5 26.Rd2 a5 27.Qg2 Qb7 28.Ra4 d5 
29.Ne5 c4 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "3"]
[White "Benko, Francisco"]
[Black "Schroeder, Ruperto"]
[Result "1/2-1/2"]
[ECO "E68"]
[EventDate "1954.??.??"]
[PlyCount "89"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.d4 d6 6.Nf3 Nbd7 7.O-O e5 8.e4 c6 
9.Be3 Ng4 10.Bg5 f6 11.Bc1 h5 12.h3 Nh6 13.Nh4 Kh7 14.dxe5 dxe5 15.Be3 Qe7
16.Qe2 Nb6 17.c5 Nd7 18.Rac1 Re8 19.Rfd1 Nf8 20.Kh2 Be6 21.b4 Nf7 22.Rd2 
Bh6 23.Bxh6 Nxh6 24.Nd1 Rad8 25.Ne3 Rxd2 26.Qxd2 Rd8 27.Qc3 Nf7 28.a4 Rd4 
29.Nc2 Rc4 30.Qe1 f5 31.exf5 gxf5 32.Ne3 Rxc1 33.Qxc1 Qf6 34.Qc2 Nh6 35.
Qd3 Ng6 36.Nxg6 Kxg6 37.b5 e4 38.Qd6 Bb3 39.bxc6 Qxd6 40.cxd6 bxc6 41.d7 
Nf7 42.g4 hxg4 43.hxg4 Be6 44.gxf5+ Bxf5 45.Kg3 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "3"]
[White "Castillo Larenas, Mariano"]
[Black "Perez Alcocer, Jose"]
[Result "1/2-1/2"]
[ECO "E17"]
[EventDate "1954.??.??"]
[PlyCount "82"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.Nc3 d6 7.Qc2 c5 8.O-O cxd4 
9.Nxd4 Bxg2 10.Kxg2 Qc8 11.Qa4+ Nfd7 12.Be3 O-O 13.Rac1 Ne5 14.b3 Nbd7 15.
f3 Qb7 16.Qa3 Nf6 17.Qb2 Nfg4 18.Bd2 Rac8 19.Rcd1 Nc6 20.Nxc6 Qxc6 21.e4 
Ne5 22.f4 Nd3 23.Qb1 Nc5 24.Be3 f5 25.Bxc5 bxc5 26.Rfe1 a6 27.Re3 Bf6 28.
Ne2 g5 29.Qd3 Rcd8 30.fxg5 Bxg5 31.Nf4 fxe4 32.Qxe4 Qxe4+ 33.Rxe4 Bxf4 34.
gxf4 Kf7 35.Rde1 Rfe8 36.Kf3 Kf6 37.Rg1 Rg8 38.Rxg8 Rxg8 39.Re1 Kf5 40.Rd1
Rd8 41.Rg1 Kf6 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "3"]
[White "Dodero, Emilio"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[ECO "E33"]
[EventDate "1954.??.??"]
[PlyCount "104"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6 5.Nf3 d6 6.Bg5 h6 7.Bxf6 Qxf6 8.a3 
Bxc3+ 9.Qxc3 O-O 10.e3 e5 11.d5 Nb8 12.Bd3 Qe7 13.e4 f5 14.Nd2 f4 15.Be2 
a5 16.O-O a4 17.b4 axb3 18.Nxb3 Nd7 19.Bg4 Nf6 20.Bxc8 Rfxc8 21.f3 c6 22.
Qb4 Qc7 23.Rfc1 c5 24.Qc3 Ra4 25.Rcb1 Rca8 26.Nd2 Nd7 27.Rb3 b6 28.Ra2 
R8a5 29.Rab2 Qa7 30.Nb1 Kf7 31.Rb5 Ke7 32.Kf2 Qa8 33.Ke2 Ra6 34.Kd3 Qe8 
35.Qe1 g5 36.h3 h5 37.Qf2 Qg6 38.R5b3 Qg8 39.Ra2 Qa8 40.Rab2 R6a5 41.Rb5 
Rxb5 42.Rxb5 Rxc4 43.Kxc4 Qa4+ 44.Rb4 cxb4 45.axb4 Nc5 46.Nd2 Qa6+ 47.Kc3 
Qd3+ 48.Kb2 Na4+ 49.Kc1 Qc3+ 50.Kd1 Nb2+ 51.Ke2 Qd3+ 52.Ke1 Qc2 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "3"]
[White "Eliskases, Erich"]
[Black "Jauregui Andrade, Carlos"]
[Result "1-0"]
[ECO "E80"]
[EventDate "1954.??.??"]
[PlyCount "65"]

1.c4 Nf6 2.Nc3 g6 3.d4 Bg7 4.e4 d6 5.f3 c5 6.dxc5 dxc5 7.Qxd8+ Kxd8 8.Be3 
b6 9.O-O-O+ Nfd7 10.Nge2 Ba6 11.b3 Nc6 12.g3 h5 13.f4 Bb7 14.Bg2 h4 15.e5 
Rb8 16.Ne4 h3 17.Bf3 Bh6 18.e6 fxe6 19.Ng5 Ke8 20.Nxe6 Nde5 21.fxe5 Bxe3+ 
22.Kb1 Nd4 23.N2xd4 cxd4 24.Rhf1 Kd7 25.Nxd4 Bxf3 26.e6+ Kd6 27.Nxf3+ Kc5 
28.Rd5+ Kb4 29.Ne1 Rhf8 30.Nc2+ Kc3 31.Rfd1 Bd2 32.R5xd2 Rf3 33.Nd4 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "3"]
[White "Estrada Degrandi, Walter"]
[Black "Pilnik, Herman"]
[Result "0-1"]
[ECO "A55"]
[EventDate "1954.??.??"]
[PlyCount "100"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.Nf3 Be7 6.Be2 O-O 7.dxe5 dxe5 8.O-O 
c6 9.Qc2 Qc7 10.h3 Nh5 11.Nh4 Bxh4 12.Bxh5 Nc5 13.Be3 Ne6 14.Ne2 Bf6 15.
Rfd1 Nf4 16.Nxf4 exf4 17.Bc5 Re8 18.Bd6 Qa5 19.c5 g6 20.Bf3 Be5 21.a3 Bxd6
22.Rxd6 Be6 23.Rad1 Qb5 24.b4 Qc4 25.Qxc4 Bxc4 26.Rd7 Rab8 27.Rc7 h5 28.
Rdd7 Be6 29.Rd4 Kg7 30.a4 Kf6 31.b5 Rec8 32.Rxc8 Rxc8 33.Rb4 Ke5 34.bxc6 
bxc6 35.a5 Rd8 36.Rb7 Rd7 37.Rb4 Rd4 38.Rb7 Rc4 39.Rxa7 Rxc5 40.Ra8 Rc1+ 
41.Kh2 Ra1 42.a6 c5 43.Ra7 c4 44.Be2 Kd4 45.Ra8 c3 46.Rd8+ Ke5 47.Bd3 Rxa6
48.Bb1 Rb6 49.Rd1 Rb2 50.Rc1 Bb3 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "3"]
[White "Maderna, Carlos"]
[Black "Wexler, Bernardo"]
[Result "1/2-1/2"]
[ECO "D75"]
[EventDate "1954.??.??"]
[PlyCount "82"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nf3 d5 6.cxd5 Nxd5 7.O-O c5 8.e4 Nb6
9.dxc5 Qxd1 10.Rxd1 Na4 11.Nc3 Bxc3 12.bxc3 Nxc3 13.Re1 Na6 14.Bg5 f6 15.
Bh6 Rd8 16.e5 Nxc5 17.exf6 exf6 18.Rac1 N3a4 19.Re7 Be6 20.h4 Bxa2 21.Rg7+
Kh8 22.h5 gxh5 23.Nh4 Rd7 24.Rxd7 Nxd7 25.Rc7 Nab6 26.Bxb7 Rd8 27.Nf5 a5 
28.Bc6 a4 29.Ra7 Be6 30.Nd4 Bb3 31.Be4 Nc8 32.Rc7 Nd6 33.Nc6 Re8 34.Bd3 
Re1+ 35.Kg2 Nc5 36.Rxh7+ Kg8 37.Rg7+ Kh8 38.Rh7+ Kg8 39.Bg6 Bd5+ 40.f3 
Bxc6 41.Rg7+ Kh8 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "3"]
[White "Rossetto, Hector Decio"]
[Black "Guimard, Carlos Enrique"]
[Result "1/2-1/2"]
[ECO "A94"]
[EventDate "1954.??.??"]
[PlyCount "59"]

1.c4 e6 2.g3 f5 3.Bg2 Nf6 4.b3 Be7 5.Nf3 O-O 6.O-O c6 7.d4 d5 8.Ba3 Bxa3 
9.Nxa3 Qe7 10.Nc2 Bd7 11.Qd2 Be8 12.e3 Nbd7 13.Ne5 Ne4 14.Qa5 Nxe5 15.dxe5
dxc4 16.bxc4 b6 17.Qa3 Qxa3 18.Nxa3 Rd8 19.Rfd1 Bh5 20.g4 Rxd1+ 21.Rxd1 
Bxg4 22.Rd7 Nc5 23.Rxa7 f4 24.Bxc6 fxe3 25.fxe3 Bh3 26.Ra8 Rxa8 27.Bxa8 
Nd3 28.Nb5 Nxe5 29.Nd6 Kf8 30.a4 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "3"]
[White "Salomon, Eduardo"]
[Black "Cruz, Walter"]
[Result "1/2-1/2"]
[ECO "B92"]
[EventDate "1954.??.??"]
[PlyCount "83"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.Bg5 
Nbd7 9.O-O b5 10.Nd5 Nxd5 11.Qxd5 Rb8 12.Bxe7 Qxe7 13.f3 Nb6 14.Qc6+ Bd7 
15.Qc7 O-O 16.Rfd1 Rfc8 17.Qxd6 Qxd6 18.Rxd6 Rxc2 19.Bd3 Rc7 20.Rd1 Kf8 
21.Rd2 Ke7 22.Be2 Be6 23.Na5 Bd7 24.b3 Be8 25.Kf2 Ra7 26.g3 Kf8 27.f4 exf4
28.gxf4 Rd7 29.Bg4 Rxd6 30.Rxd6 f6 31.e5 fxe5 32.fxe5 Ke7 33.Ke3 b4 34.Ke4
Bb5 35.Nc6+ Bxc6+ 36.Rxc6 Rb7 37.h3 a5 38.Re6+ Kf7 39.Rc6 a4 40.bxa4 Nxa4 
41.Be6+ Ke7 42.Bb3 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "3"]
[White "Sanguineti, Jorge"]
[Black "De Souza Mendes, Joao"]
[Result "0-1"]
[ECO "E28"]
[EventDate "1954.??.??"]
[PlyCount "122"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.a3 Bxc3+ 6.bxc3 c5 7.Bd3 b6 8.e4 Ne8
9.e5 Nc6 10.Nf3 f6 11.h4 fxe5 12.dxe5 h6 13.Rh3 Qc7 14.Qe2 Rxf3 15.Rxf3 
Qxe5 16.Be4 Bb7 17.Bf4 Qh5 18.Bg5 hxg5 19.Rf8+ Kxf8 20.Qxh5 Nf6 21.Qf3 Ne5
22.Qg3 gxh4 23.Qxe5 Bxe4 24.f3 Bc6 25.Ke2 Kf7 26.a4 Rh8 27.a5 h3 28.a6 
hxg2 29.Rg1 Rh3 30.Rxg2 Bxf3+ 31.Kf2 d6 32.Qf4 Bxg2 33.Kxg2 Rd3 34.Kf1 Ke7
35.Qg5 Kf7 36.Qf4 Ke7 37.Qg5 Kf7 38.Qf4 g5 39.Qh2 Rd1+ 40.Ke2 Ra1 41.Qxd6 
Rxa6 42.Qc7+ Kg6 43.Qe5 Ra2+ 44.Kd3 g4 45.Ke3 Ra1 46.Kf2 Rc1 47.Ke2 Rc2+ 
48.Kd3 Rf2 49.Qxe6 Rf3+ 50.Kd2 g3 51.Qe1 Kf5 52.Qb1+ Ne4+ 53.Ke2 Rxc3 54.
Qh1 Ng5 55.Qd5+ Kg4 56.Qg8 Rf3 57.Qc8+ Rf5 58.Qc6 a5 59.Qa8 a4 60.Qxa4 g2 
61.Qd1 Nf3 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "3"]
[White "Shocron, Ruben"]
[Black "Humerez Estrada, Cidar"]
[Result "1/2-1/2"]
[ECO "D32"]
[EventDate "1954.??.??"]
[PlyCount "131"]

1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nf6 6.Bg5 cxd4 7.Nxd4 Nc6 8.e3 
Be7 9.Bb5 Bd7 10.Bxf6 Bxf6 11.Nxd5 Bxd4 12.exd4 Qg5 13.Bxc6 Bxc6 14.Qe2+ 
Kd7 15.Ne3 Bxg2 16.Rg1 Qa5+ 17.Qd2 Qxd2+ 18.Kxd2 Be4 19.Nc4 Bg6 20.Rac1 f6
21.f4 Rhg8 22.Ne3 Be4 23.Rc5 b6 24.Rh5 Rac8 25.f5 h6 26.Rh4 Rce8 27.Rhg4 
Re7 28.Rg6 Kc7 29.d5 Kb7 30.Rxf6 Bxd5 31.Nxd5 Rd8 32.Rf8 Rxd5+ 33.Kc1 Rc7+
34.Kb1 Rd2 35.Rc1 Rxc1+ 36.Kxc1 Rd7 37.f6 Kc6 38.fxg7 Rxg7 39.Rf6+ Kc5 40.
Rxh6 Rg1+ 41.Kc2 Rg5 42.Kb3 Rf5 43.Rh3 Kb5 44.Rc3 Rf2 45.h4 Rh2 46.a4+ Ka5
47.Rc4 Rh3+ 48.Ka2 Rh2 49.Ka3 Rh3+ 50.b3 b5 51.axb5 Kxb5 52.Rg4 Rh1 53.
Rg5+ Kb6 54.h5 Ra1+ 55.Kb4 a5+ 56.Kc4 a4 57.Rg6+ Kc7 58.b4 Rc1+ 59.Kb5 a3 
60.Rg7+ Kc8 61.Ra7 Rh1 62.Kb6 Kb8 63.Rxa3 Rxh5 64.Rc3 Rh8 65.Rc6 Rg8 66.b5
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "4"]
[White "Castillo Larenas, Mariano"]
[Black "Shocron, Ruben"]
[Result "1/2-1/2"]
[ECO "E21"]
[EventDate "1954.??.??"]
[PlyCount "42"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.d5 b5 6.Bg5 h6 7.Bxf6 Qxf6 8.Qc2 O-O
9.e4 Bb7 10.O-O-O Bxc3 11.Qxc3 Qf4+ 12.Qd2 Qxd2+ 13.Nxd2 exd5 14.exd5 bxc4
15.Bxc4 Na6 16.Ne4 Rab8 17.Nd6 Nc7 18.Rhe1 Ne8 19.Nf5 Nf6 20.Nd6 g6 21.Re7
Kg7 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "4"]
[White "Cruz, Walter"]
[Black "Estrada Degrandi, Walter"]
[Result "0-1"]
[ECO "E60"]
[EventDate "1954.??.??"]
[PlyCount "186"]

1.c4 Nf6 2.Nf3 g6 3.b3 Bg7 4.Bb2 d6 5.d4 O-O 6.g3 Nbd7 7.Bg2 e5 8.dxe5 Ng4
9.O-O Ngxe5 10.Nc3 Nc5 11.Nxe5 Bxe5 12.Qd2 a5 13.Rfd1 a4 14.Nxa4 Bxb2 15.
Nxb2 Bf5 16.f3 Qf6 17.e4 Be6 18.Qc2 Ra3 19.Nd3 Nxb3 20.e5 Nxa1 21.Qc1 dxe5
22.Qxa3 Nc2 23.Qc1 Nd4 24.Qe3 Nc6 25.Nc5 Rd8 26.Re1 Bc8 27.f4 exf4 28.Qxf4
Qxf4 29.gxf4 Na5 30.Re7 c6 31.Bf1 Kg7 32.Rc7 Bf5 33.Nxb7 Nxb7 34.Rxb7 Rd1 
35.Rb3 Ra1 36.a3 Rc1 37.Kf2 Be6 38.Rb4 c5 39.Ra4 Kf6 40.Bd3 Rd1 41.Ke3 
Re1+ 42.Kf3 Rd1 43.Be2 Rc1 44.Bd3 Rc3 45.Ke2 Rb3 46.h4 Rb2+ 47.Ke3 Rh2 48.
Ra5 Rxh4 49.Rxc5 Rh3+ 50.Kd4 h5 51.a4 Rh1 52.a5 Ra1 53.Rb5 h4 54.Be4 h3 
55.Rb2 Rxa5 56.c5 Ra4+ 57.Ke3 Rc4 58.c6 Bg4 59.Kd3 Rc1 60.Kd2 Rc5 61.Ke3 
Be6 62.Kd4 Rc4+ 63.Kd3 Rc1 64.Kd4 Ke7 65.Rb8 f5 66.Bf3 Rf1 67.Ke5 Rxf3 68.
Rb7+ Kd8 69.Kxe6 Rxf4 70.Rh7 Rf3 71.Kd6 Rd3+ 72.Kc5 Rc3+ 73.Kd6 Rd3+ 74.
Ke5 Kc8 75.Rh6 Rd1 76.Rxh3 Kc7 77.Rg3 Rd6 78.Ra3 Rxc6 79.Rd3 Rc4 80.Rg3 
Re4+ 81.Kd5 Rg4 82.Rxg4 fxg4 83.Ke4 g5 84.Ke3 Kd6 85.Kf2 Ke5 86.Kg3 Kf5 
87.Kf2 Kf4 88.Kg2 g3 89.Kh3 g2 90.Kxg2 Kg4 91.Kh2 Kf3 92.Kh1 Kg3 93.Kg1 g4
0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "4"]
[White "Guimard, Carlos Enrique"]
[Black "Benko, Francisco"]
[Result "1-0"]
[ECO "A48"]
[EventDate "1954.??.??"]
[PlyCount "87"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 c5 4.e3 Bg7 5.Be2 O-O 6.Nbd2 cxd4 7.exd4 d6 8.O-O 
b6 9.Re1 Bb7 10.c3 Na6 11.a4 Nc7 12.h3 Ne6 13.Bh2 Bh6 14.Bf1 Qc7 15.Nc4 
Nd5 16.Ne3 Rac8 17.Ng4 Bg7 18.Qd2 Nf6 19.Nxf6+ Bxf6 20.Qe3 a5 21.Nd2 Bd5 
22.Ne4 Bg7 23.Ng5 Nxg5 24.Qxg5 Be6 25.Qd2 Rce8 26.d5 Bd7 27.Bf4 Bc8 28.Re4
f5 29.Rc4 Qd8 30.Bh6 Rf7 31.Bxg7 Rxg7 32.b4 Bd7 33.Rd4 Qc7 34.Rb1 Ra8 35.
bxa5 bxa5 36.Bb5 Rb8 37.c4 Bc8 38.c5 Qxc5 39.Rc1 Qb6 40.Rdc4 Qd8 41.Rc7 
Bb7 42.Qxa5 Bxd5 43.Ba6 Be6 44.Rc8 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "4"]
[White "Humerez Estrada, Cidar"]
[Black "Salomon, Eduardo"]
[Result "1-0"]
[ECO "C90"]
[EventDate "1954.??.??"]
[PlyCount "115"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 Bg4 
9.d3 O-O 10.Nbd2 Na5 11.Bc2 c5 12.h3 Bh5 13.Nf1 Nc6 14.g4 Bg6 15.Ng3 h6 
16.Nh4 Nh7 17.Nhf5 Bxf5 18.Nxf5 Ng5 19.Kg2 Ne6 20.Qf3 Bg5 21.h4 Bxc1 22.
Raxc1 Nf4+ 23.Kg3 Kh7 24.Qh1 g6 25.Ne3 Qf6 26.f3 Nd8 27.g5 Nh5+ 28.Kf2 Qf4
29.Rg1 f5 30.exf5 gxf5 31.Rce1 e4 32.Nd5 Qxf3+ 33.Qxf3 exf3 34.g6+ Kg8 35.
Bb3 Kh8 36.Re7 Ng7 37.Nf4 Nc6 38.Rc7 Rfc8 39.Rxg7 Kxg7 40.Nh5+ Kf8 41.g7+ 
Ke7 42.g8=Q Rxg8 43.Bxg8 Ne5 44.Rg7+ Kf8 45.Bd5 Re8 46.Rh7 Ng4+ 47.Kxf3 
Re3+ 48.Kf4 Rxd3 49.Rf7+ Ke8 50.Ng7+ Kd8 51.Ne6+ Kc8 52.Rxf5 Ne5 53.Rf8+ 
Kd7 54.Nxc5+ dxc5 55.Kxe5 Rd2 56.Rf7+ Ke8 57.Rh7 Rxb2 58.Kd6 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "4"]
[White "Jauregui Andrade, Carlos"]
[Black "Rossetto, Hector Decio"]
[Result "0-1"]
[ECO "A53"]
[EventDate "1954.??.??"]
[PlyCount "80"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e3 e5 5.Bd3 g6 6.Nge2 Bg7 7.Bd2 O-O 8.Qc2 c6
9.O-O-O a6 10.f3 b5 11.g4 Nb6 12.c5 dxc5 13.dxc5 Nbd5 14.Ne4 Nxe4 15.Bxe4 
Qh4 16.Ng3 Be6 17.Kb1 a5 18.a3 Rfd8 19.Rdg1 Kh8 20.Qc1 b4 21.a4 Rab8 22.
Bxd5 cxd5 23.e4 Qe7 24.Nf5 Bxf5 25.gxf5 Rbc8 26.Bh6 Rxc5 27.Bxg7+ Kxg7 28.
f6+ Kxf6 29.Qg5+ Ke6 30.Qg4+ Kd6 31.f4 exf4 32.Qxf4+ Qe5 33.Qf1 Qxe4+ 34.
Ka1 b3 35.Qa6+ Rc6 36.Qxa5 Rdc8 37.Rb1 Qxh1 38.Qb4+ Ke6 39.Qxb3 Rc1 40.
Qe3+ Qe4 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "4"]
[White "Najdorf, Miguel"]
[Black "Eliskases, Erich"]
[Result "1/2-1/2"]
[ECO "E43"]
[EventDate "1954.??.??"]
[PlyCount "112"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 b6 6.Nf3 Bb7 7.O-O O-O 8.Na4 cxd4
9.a3 Be7 10.exd4 d5 11.c5 Nbd7 12.b4 bxc5 13.Nxc5 Bxc5 14.dxc5 e5 15.Bb5 
a6 16.Ba4 Qc7 17.Re1 Rfe8 18.Bg5 Re6 19.Rc1 Rc8 20.Bh4 Bc6 21.Bc2 Ne4 22.
Ng5 Rh6 23.Nxe4 dxe4 24.Bg5 Rg6 25.Qh5 Qb7 26.Bh4 Rh6 27.Qg4 f5 28.Qg5 Nf6
29.Bb3+ Kf8 30.g3 Re8 31.Qd2 Nh5 32.Bg5 Rg6 33.Bd1 e3 34.Bxe3 Nf6 35.Bc2 
Ne4 36.Bxe4 Bxe4 37.f4 h5 38.fxe5 h4 39.Bf4 hxg3 40.hxg3 Qe7 41.Qh2 Kg8 
42.Red1 Rg4 43.c6 Rc8 44.Rd6 Qa7+ 45.Qf2 Qe7 46.Qa2+ Kh7 47.a4 Qh4 48.Qh2 
Qxh2+ 49.Kxh2 g5 50.Bd2 Rh8 51.Be1 f4 52.Rc3 Kg7+ 53.Kg1 Rh1+ 54.Kf2 fxg3+
55.Rxg3 Rxg3 56.Kxg3 Rxe1 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "4"]
[White "Panno, Oscar"]
[Black "Maderna, Carlos"]
[Result "1-0"]
[ECO "D15"]
[EventDate "1954.??.??"]
[PlyCount "115"]

1.c4 c6 2.Nf3 Nf6 3.Nc3 d5 4.d4 dxc4 5.e4 b5 6.e5 Nd5 7.a4 e6 8.axb5 Nxc3 
9.bxc3 cxb5 10.Ng5 Bb7 11.Qh5 g6 12.Qg4 Be7 13.Be2 Nd7 14.Bf3 Qc7 15.O-O 
Nb6 16.Ne4 Nd5 17.Bg5 h6 18.Bxe7 Kxe7 19.Nd6 a6 20.Be4 Kf8 21.Qg3 Bc6 22.
h4 h5 23.f4 Ne7 24.Qf3 Kg7 25.f5 exf5 26.d5 Bxd5 27.Bxd5 Qc5+ 28.Kh1 Qxd5 
29.Qg3 Kh7 30.Rad1 Qe6 31.Ne4 fxe4 32.Rf6 Nf5 33.Qg5 Qe8 34.e6 fxe6 35.
Rd7+ Ng7 36.Rff7 Rg8 37.Qf6 Qxd7 38.Rxd7 Raf8 39.Rxg7+ Rxg7 40.Qxf8 Rd7 
41.Qc5 e3 42.Qxe3 Rd5 43.Qxe6 Rf5 44.Qxa6 Kg7 45.Kh2 Kf7 46.Qb7+ Kg8 47.
Kh3 Kh8 48.g4 hxg4+ 49.Kxg4 Kg8 50.Qe7 Rh5 51.Kf4 Rf5+ 52.Ke3 Rh5 53.Kd2 
Rf5 54.Kc1 Rf1+ 55.Kb2 Rf2+ 56.Ka3 Rf5 57.Kb4 Rh5 58.Qd7 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "4"]
[White "Perez Alcocer, Jose"]
[Black "De Souza Mendes, Joao"]
[Result "0-1"]
[ECO "A05"]
[EventDate "1954.??.??"]
[PlyCount "96"]

1.e4 c5 2.Nf3 d6 3.g3 Nf6 4.d3 Nc6 5.Bg2 g6 6.Nbd2 Bg7 7.a4 O-O 8.O-O h6 
9.h3 Be6 10.Kh2 Qc7 11.Nh4 Kh7 12.f4 Rad8 13.f5 Bc8 14.fxg6+ fxg6 15.Nc4 
e6 16.c3 d5 17.e5 Ng8 18.Rxf8 Rxf8 19.Qg4 Nge7 20.Ne3 Bxe5 21.Nf3 Bf6 22.
Ng1 h5 23.Qf4 Qxf4 24.gxf4 Bg7 25.Nf3 Na5 26.Ng5+ Kg8 27.Ra3 Nf5 28.Nxf5 
Rxf5 29.h4 Rf8 30.Kg3 Rd8 31.Bd2 c4 32.d4 Nb3 33.Be3 Bf8 34.Ra2 Rd6 35.Bf3
Ra6 36.Bd1 b5 37.a5 b4 38.cxb4 Bxb4 39.Bxb3 cxb3 40.Ra4 Be1+ 41.Bf2 Rxa5 
42.Rxa5 Bxa5 43.Nf3 Ba6 44.Be3 Bd3 45.Ne5 Be4 46.Kf2 Bc3 47.Bc1 Bxd4+ 48.
Ke2 Bc5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "4"]
[White "Pilnik, Herman"]
[Black "Bauza, Lorenzo"]
[Result "1-0"]
[ECO "B82"]
[EventDate "1954.??.??"]
[PlyCount "101"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 e6 7.Be3 b5 8.a3 Bb7 
9.Bd3 Be7 10.O-O O-O 11.Qf3 Nfd7 12.b4 Nc6 13.Nce2 Nxd4 14.Nxd4 Nb6 15.Qh3
Nc4 16.e5 g6 17.Bxc4 bxc4 18.exd6 Qxd6 19.Rad1 Qc7 20.c3 Bf6 21.a4 Rfd8 
22.Rd2 Rd5 23.Qg4 Rad8 24.a5 Bg7 25.Rfd1 Qe7 26.Bf2 h5 27.Qe2 Qc7 28.Be3 
Re8 29.Qf2 Qd7 30.Ne2 Qa4 31.Bd4 f6 32.Rf1 Red8 33.Ng3 Kh7 34.Ne4 Qc6 35.
Re2 Rf5 36.Ng3 Rfd5 37.Ne4 Rf5 38.Qh4 Rf8 39.Bc5 Rf7 40.Nd6 Rxc5 41.Nxb7 
Rd5 42.Nc5 Re7 43.f5 Rxf5 44.Rxf5 gxf5 45.Qxc4 e5 46.Qxa6 Qd5 47.Qd3 Qxd3 
48.Nxd3 Rd7 49.Nb2 f4 50.a6 f5 51.b5 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "4"]
[White "Schroeder, Ruperto"]
[Black "Sanguineti, Jorge"]
[Result "1/2-1/2"]
[ECO "D36"]
[EventDate "1954.??.??"]
[PlyCount "63"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Nbd7 5.cxd5 exd5 6.e3 Be7 7.Bd3 c6 8.Qc2 
h6 9.Bh4 O-O 10.Nf3 Re8 11.O-O Ne4 12.Bxe7 Qxe7 13.Bxe4 dxe4 14.Nd2 Nf6 
15.Nc4 Bf5 16.f4 Rad8 17.Rad1 h5 18.a3 g6 19.b4 Kg7 20.Qb2 Qe6 21.Na5 Re7 
22.Nb3 Nd5 23.Nc5 Qd6 24.Nxd5 cxd5 25.Rc1 Rc7 26.Nb3 Rdc8 27.Rxc7 Rxc7 28.
Rc1 Bd7 29.Rxc7 Qxc7 30.Qc1 Qxc1+ 31.Nxc1 Bb5 32.Na2 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "4"]
[White "Wexler, Bernardo"]
[Black "Dodero, Emilio"]
[Result "1/2-1/2"]
[ECO "A08"]
[EventDate "1954.??.??"]
[PlyCount "34"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 c5 4.O-O Nc6 5.d3 e5 6.e4 dxe4 7.dxe4 Qxd1 8.Rxd1 
Bg4 9.c3 Nxe4 10.Re1 O-O-O 11.Nxe5 Nxe5 12.Bxe4 f5 13.f4 Nf3+ 14.Bxf3 Bxf3
15.Be3 h5 16.h4 Bd6 17.Kf2 Bd5 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "5"]
[White "Bauza, Lorenzo"]
[Black "Cruz, Walter"]
[Result "1-0"]
[ECO "A34"]
[EventDate "1954.??.??"]
[PlyCount "63"]

1.Nf3 Nf6 2.c4 c5 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nc6 6.O-O e5 7.d3 Be7 8.Nc3 
Nc7 9.b3 O-O 10.Bb2 Qd7 11.Ne4 f6 12.Nfd2 b6 13.Nc4 Bb7 14.Qd2 Ne6 15.Bh3 
f5 16.Nc3 Ng5 17.Bg2 f4 18.Ne4 f3 19.Nxg5 fxg2 20.Kxg2 Bxg5 21.Qxg5 Rf5 
22.Qd2 Raf8 23.f3 Rh5 24.Kg1 Rf6 25.Qe3 Nd4 26.Rac1 Qh3 27.Rf2 Rxf3 28.
exf3 Bxf3 29.Bxd4 Qxg3+ 30.Kf1 Qh3+ 31.Ke1 cxd4 32.Qxf3 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "5"]
[White "Benko, Francisco"]
[Black "Jauregui Andrade, Carlos"]
[Result "1-0"]
[ECO "E72"]
[EventDate "1954.??.??"]
[PlyCount "127"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.d4 Bg7 5.g3 O-O 6.Bg2 e5 7.Nge2 exd4 8.Nxd4 
Nc6 9.Nc2 Be6 10.b3 Qd7 11.O-O Rae8 12.Bd2 Bh3 13.f3 Nh5 14.Rc1 Bxg2 15.
Kxg2 f5 16.Ne3 f4 17.Ned5 fxg3 18.hxg3 Nd4 19.Be3 Ne6 20.Ne2 g5 21.g4 
Nhf4+ 22.Ndxf4 gxf4 23.Bf2 h5 24.gxh5 Be5 25.Rh1 Kh7 26.Ng1 Rg8+ 27.Kf1 
Qg7 28.Rh2 Bd4 29.Ne2 Bxf2 30.Kxf2 Nc5 31.Qc2 Re5 32.Rg1 Rg5 33.e5+ Kh8 
34.Rxg5 Qxg5 35.exd6 cxd6 36.Qd2 Qf6 37.Qd4 Qxd4+ 38.Nxd4 Nd3+ 39.Kf1 Re8 
40.Rd2 Re1+ 41.Kg2 Re3 42.Nc2 Ne1+ 43.Nxe1 Rxe1 44.Rxd6 Kg7 45.h6+ Kh7 46.
Rd7+ Kxh6 47.Rxb7 Kg5 48.Rxa7 Kh4 49.Kf2 Ra1 50.Ra5 Rh1 51.Rd5 Rh2+ 52.Ke1
Rxa2 53.Rd2 Ra1+ 54.Kf2 Rb1 55.Rc2 Rxb3 56.c5 Kg5 57.c6 Rb8 58.c7 Rc8 59.
Ke2 Kf5 60.Kd3 Ke5 61.Rc5+ Kd6 62.Kd4 Kd7 63.Kd5 Re8 64.c8=Q+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "5"]
[White "De Souza Mendes, Joao"]
[Black "Schroeder, Ruperto"]
[Result "1/2-1/2"]
[ECO "E96"]
[EventDate "1954.??.??"]
[PlyCount "122"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.Nf3 d6 6.Be2 e5 7.O-O Nbd7 8.Re1 c6 
9.Rb1 a5 10.Bf1 Re8 11.d5 Nc5 12.h3 Qe7 13.g3 Bd7 14.b3 cxd5 15.cxd5 Rec8 
16.Nd2 Nd3 17.Bxd3 Rxc3 18.Bf1 b5 19.Bb2 Rc7 20.Qe2 h5 21.Nf3 Bh6 22.Bc1 
Qf8 23.Bg5 Nh7 24.Be3 Rac8 25.Qd2 Bxe3 26.Rxe3 b4 27.Rb2 Rc1 28.Ne1 R1c3 
29.Rc2 Rxc2 30.Nxc2 Qd8 31.Kh2 Qc7 32.Bc4 Bb5 33.Na3 bxa3 34.Bxb5 Qc2 35.
Qxc2 Rxc2 36.Re2 Rc3 37.Kg2 Kg7 38.h4 Kf8 39.f3 Ke7 40.Kf2 f5 41.Re3 Rc2+ 
42.Re2 Rb2 43.Ke3 fxe4 44.fxe4 Nf6 45.Rxb2 axb2 46.Bd3 Ng4+ 47.Kd2 Kd8 48.
a3 Nf2 49.Bb1 Kc7 50.Kc3 Nh1 51.Kxb2 Nxg3 52.Bd3 Nh1 53.Bf1 Nf2 54.Bg2 Ng4
55.Kc3 Nf6 56.b4 Kb6 57.Kb3 Nh7 58.Bf3 g5 59.hxg5 Nxg5 60.Bxh5 Nxe4 61.Be8
Ng3 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "5"]
[White "Dodero, Emilio"]
[Black "Panno, Oscar"]
[Result "0-1"]
[ECO "E96"]
[EventDate "1954.??.??"]
[PlyCount "92"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nbd7 8.Re1 c6 
9.Bf1 a5 10.dxe5 dxe5 11.b3 Re8 12.Be3 Qe7 13.Qc2 Nc5 14.h3 Nfd7 15.Rad1 
Ne6 16.Na4 c5 17.Nc3 Nd4 18.Bxd4 cxd4 19.Nd5 Qd6 20.Rc1 Nc5 21.Nd2 Bh6 22.
Bd3 Kh8 23.Rcd1 Rf8 24.a3 Nxd3 25.Qxd3 Qxa3 26.Qg3 Bg7 27.f4 exf4 28.Qxf4 
Be6 29.e5 Bxd5 30.cxd5 Qc5 31.d6 Rad8 32.Rc1 Qd5 33.Rc4 d3 34.Rd4 Qe6 35.
Rxd3 f6 36.Qc4 Qxc4 37.Nxc4 fxe5 38.Nxe5 Kg8 39.Nc4 Rf7 40.Re7 Bf8 41.Rxf7
Kxf7 42.Nxa5 b5 43.Rd5 Bxd6 44.Rxb5 Bg3 45.Rb7+ Kg8 46.Kf1 Re8 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "5"]
[White "Eliskases, Erich"]
[Black "Wexler, Bernardo"]
[Result "1-0"]
[ECO "D75"]
[EventDate "1954.??.??"]
[PlyCount "71"]

1.c4 Nf6 2.Nf3 g6 3.d4 Bg7 4.g3 O-O 5.Bg2 d5 6.cxd5 Nxd5 7.O-O c5 8.dxc5 
Na6 9.Ng5 Ndb4 10.Nc3 Nxc5 11.Be3 Nca6 12.a3 Nc6 13.Rc1 h6 14.Nge4 Be6 15.
b4 Nd4 16.b5 Nc7 17.Nc5 Ncxb5 18.Nxb5 Nxb5 19.Nxe6 fxe6 20.Qb3 Qd7 21.Bh3 
Kf7 22.Rfd1 Nd6 23.Rc4 Ke8 24.Re4 Rf6 25.Rxe6 Rxe6 26.Bxe6 Qc6 27.Rc1 Qe4 
28.Bd5 Qg4 29.Bxb7 Nxb7 30.Qg8+ Bf8 31.Bxh6 Qf5 32.Bxf8 Kd7 33.Qb3 Nd6 34.
Bg7 Qe4 35.Rd1 Rc8 36.Bd4 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "5"]
[White "Estrada Degrandi, Walter"]
[Black "Humerez Estrada, Cidar"]
[Result "0-1"]
[ECO "C53"]
[EventDate "1954.??.??"]
[PlyCount "126"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Bb6 5.d4 Qe7 6.O-O Nf6 7.Re1 h6 8.a4 a5 
9.d5 Nb8 10.d6 Qxd6 11.Qxd6 cxd6 12.Na3 Na6 13.Nb5 Ke7 14.Nh4 g6 15.Be3 
Bc5 16.f3 d5 17.Bxc5+ Nxc5 18.exd5 d6 19.f4 e4 20.Nf3 Rd8 21.Nfd4 Kf8 22.
Nc7 Rb8 23.b4 Rd7 24.Ncb5 axb4 25.cxb4 Na6 26.Rab1 Nc7 27.Nc3 Re7 28.h3 
Nfe8 29.Rxe4 Rxe4 30.Nxe4 Bd7 31.Nc3 Rc8 32.Be2 Na8 33.Rb3 Nf6 34.a5 Nc7 
35.Bf3 Na6 36.Ndb5 Ke7 37.Rb1 Bf5 38.Rb2 Rc4 39.g4 Rxf4 40.Re2+ Kd7 41.Re3
Bc2 42.Na3 Nxb4 43.Ne2 Nfxd5 44.Nxf4 Nxe3 45.Kf2 Nd1+ 46.Ke1 Nc3 47.Nxc2 
Nxc2+ 48.Kd2 Nd4 49.Bxb7 Na4 50.Ke3 Nc6 51.Ba6 Nc3 52.Bc4 g5 53.Nd5 Nxa5 
54.Nf6+ Ke7 55.Ng8+ Kf8 56.Nxh6 Nxc4+ 57.Kd3 Nd5 58.Kxc4 Ne7 59.h4 gxh4 
60.g5 Kg7 61.Ng4 Kg6 62.Nf2 Kxg5 63.Ne4+ Kf4 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "5"]
[White "Maderna, Carlos"]
[Black "Pilnik, Herman"]
[Result "0-1"]
[ECO "E60"]
[EventDate "1954.??.??"]
[PlyCount "176"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nf3 d6 6.O-O Nbd7 7.Qc2 e5 8.Rd1 Re8
9.h3 c6 10.e4 exd4 11.Nxd4 Nc5 12.Nc3 Qe7 13.Re1 Nfd7 14.Be3 Ne5 15.b3 
Ned3 16.Red1 Nb4 17.Qd2 a5 18.Rab1 Nba6 19.Nde2 f5 20.Bg5 Qf7 21.f3 fxe4 
22.fxe4 Be5 23.Rf1 Qc7 24.Rf2 Ne6 25.Be3 Nac5 26.Rbf1 Rf8 27.Rxf8+ Nxf8 
28.Bd4 Nfe6 29.Bxe5 dxe5 30.Nd1 Qd8 31.Qe3 Nd4 32.Kh2 Be6 33.Nf2 Qd6 34.
Rd1 Rd8 35.Qg5 Rf8 36.Qe3 Rd8 37.Ng1 Qe7 38.Nf3 Nxf3+ 39.Bxf3 Rxd1 40.Bxd1
Qd6 41.Bg4 Bf7 42.Kg2 Qd4 43.Qxd4 exd4 44.Bd1 b5 45.cxb5 cxb5 46.Kf3 Kg7 
47.Kf4 Kf6 48.e5+ Ke7 49.h4 Bd5 50.Kg5 Ne4+ 51.Nxe4 Bxe4 52.Kf4 Bd3 53.a3 
b4 54.axb4 axb4 55.Bf3 Ke6 56.Bg4+ Bf5 57.Be2 d3 58.Bf3 d2 59.Bd1 h6 60.
Ke3 Kxe5 61.Kxd2 Kd4 62.Be2 Be6 63.Bd3 g5 64.hxg5 hxg5 65.Bc2 Bf7 66.Bd1 
Ke4 67.Bc2+ Kd4 68.Bd1 Bd5 69.Bc2 Be6 70.Bd1 Ke4 71.Bc2+ Kf3 72.Bd1+ Kxg3 
73.Ke3 Kg2 74.Bf3+ Kg1 75.Bd1 Kf1 76.Be2+ Ke1 77.Bc4 Bf5 78.Be2 Bc2 79.Bc4
g4 80.Be6 g3 81.Kf3 Kd2 82.Kxg3 Kc3 83.Kf2 Bxb3 84.Bd7 Bc4 85.Ke3 b3 86.
Bf5 b2 87.Be4 Bb3 88.Bb1 Bc2 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "5"]
[White "Rossetto, Hector Decio"]
[Black "Najdorf, Miguel"]
[Result "1/2-1/2"]
[ECO "E94"]
[EventDate "1954.??.??"]
[PlyCount "59"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.d4 Bg7 5.Be2 e5 6.Nf3 O-O 7.O-O Nbd7 8.Bg5 h6 
9.Be3 Re8 10.d5 Ng4 11.Bd2 f5 12.Ne1 Ngf6 13.f3 fxe4 14.Nxe4 Nh5 15.Nd3 
Ndf6 16.Qb3 b6 17.Rae1 Bd7 18.Bd1 Rf8 19.Qa3 a5 20.Ba4 Nxe4 21.fxe4 Rxf1+ 
22.Kxf1 Nf6 23.Bxd7 Qxd7 24.Nf2 Rf8 25.Qd3 Nh5 26.g3 Nf6 27.Kg2 Qa4 28.Qb3
Qe8 29.Qd3 Qa4 30.Qb3 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "5"]
[White "Salomon, Eduardo"]
[Black "Castillo Larenas, Mariano"]
[Result "0-1"]
[ECO "C01"]
[EventDate "1954.??.??"]
[PlyCount "58"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nf3 Bd6 5.Bd3 Ne7 6.O-O Bg4 7.Re1 Nc6 8.c3 
Qd7 9.Nbd2 f6 10.b4 O-O 11.Nf1 Ng6 12.Ne3 Be6 13.Qc2 Nce7 14.a4 Nf4 15.g3 
Nxd3 16.Qxd3 Rae8 17.Ng2 Bf5 18.Qd1 Bg4 19.Bf4 Bxf4 20.Nxf4 g5 21.Nd3 Qf5 
22.Re3 Nc8 23.Nde1 Rxe3 24.fxe3 Re8 25.Qe2 Nd6 26.Kg2 Nc4 27.Nc2 Bxf3+ 28.
Qxf3 Qxc2+ 29.Kh3 Nxe3 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "5"]
[White "Sanguineti, Jorge"]
[Black "Guimard, Carlos Enrique"]
[Result "0-1"]
[ECO "C56"]
[EventDate "1954.??.??"]
[PlyCount "94"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4 6.Re1 d5 7.Bxd5 Qxd5 8.
Nc3 Qa5 9.Nxe4 Be6 10.Bg5 h6 11.Bh4 g5 12.Nf6+ Ke7 13.b4 Qf5 14.Bg3 Kxf6 
15.b5 Qxb5 16.Nxd4 Qd5 17.Nxc6 Qxd1 18.Be5+ Kg6 19.Raxd1 Bg7 20.Bxg7 Kxg7 
21.Nd4 Bxa2 22.Re7 Rac8 23.Nb5 Rhd8 24.Rxd8 Rxd8 25.h3 a6 26.Nc3 Be6 27.
Rxc7 b5 28.Kf1 b4 29.Ne4 a5 30.Ke1 Bd5 31.f3 a4 32.Nc5 a3 33.Ra7 Rc8 34.
Nd3 Rb8 35.Kd2 b3 36.cxb3 Rxb3 37.Kc2 a2 38.Rxa2 Rxd3 39.Ra5 Rd4 40.Kc3 
Rc4+ 41.Kd3 Be6 42.Ke2 Kf6 43.Kf2 Rd4 44.Rb5 Rd2+ 45.Kg3 h5 46.Rb4 h4+ 47.
Kh2 Bd5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "5"]
[White "Shocron, Ruben"]
[Black "Perez Alcocer, Jose"]
[Result "1/2-1/2"]
[ECO "E56"]
[EventDate "1954.??.??"]
[PlyCount "81"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 O-O 6.Nf3 d5 7.O-O Nc6 8.a3 Ba5 
9.Na4 dxc4 10.Bxc4 cxd4 11.exd4 a6 12.Ba2 b5 13.Nc5 Bb6 14.Be3 Nd5 15.Bg5 
Nce7 16.Re1 Re8 17.Qc2 f6 18.Nxe6 Bxe6 19.Rxe6 Kh8 20.Rae1 Qd7 21.Qe4 Rf8 
22.Bh4 Rad8 23.Bg3 Nc8 24.Nh4 Ba5 25.Re2 Bb6 26.h3 a5 27.Nf5 Nc7 28.Bxc7 
Qxc7 29.Qg4 g6 30.Ne7 Rxd4 31.Nxg6+ hxg6 32.Qxg6 Rd1+ 33.Re1 Rxe1+ 34.Rxe1
Qg7 35.Qh5+ Qh7 36.Qxb5 Qh4 37.Qf5 Nd6 38.Qf3 f5 39.Bb1 Kg7 40.Qc3+ Bd4 
41.Qf3 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "6"]
[White "Castillo Larenas, Mariano"]
[Black "Estrada Degrandi, Walter"]
[Result "1/2-1/2"]
[ECO "E71"]
[EventDate "1954.??.??"]
[PlyCount "89"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.h3 O-O 6.g4 c5 7.d5 e6 8.Nge2 exd5 9.
exd5 Nbd7 10.Ng3 Re8+ 11.Be2 Nf8 12.Be3 a6 13.Kf1 b5 14.b3 b4 15.Na4 Ne4 
16.Nxe4 Rxe4 17.Rb1 Bd7 18.Bd3 Re8 19.Nb2 a5 20.Kg2 a4 21.bxa4 Qa5 22.Bc2 
Bc8 23.Bf4 Qa6 24.Bb3 Bb7 25.Kh2 Nd7 26.Nd3 Ne5 27.Nxe5 Bxe5 28.Qd2 Re7 
29.Bxe5 Rxe5 30.Rhe1 Rae8 31.Rxe5 Rxe5 32.Re1 Qb6 33.f4 Rxe1 34.Qxe1 Qd8 
35.g5 Bc8 36.Qe3 Kf8 37.Bc2 Bd7 38.Kg3 Qa8 39.f5 Qe8 40.Qxe8+ Kxe8 41.Kf4 
Kd8 42.h4 Be8 43.h5 Kc7 44.hxg6 hxg6 45.f6 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "6"]
[White "Cruz, Walter"]
[Black "Maderna, Carlos"]
[Result "1-0"]
[ECO "A12"]
[EventDate "1954.??.??"]
[PlyCount "195"]

1.c4 Nf6 2.Nf3 c6 3.b3 g6 4.Bb2 Bg7 5.e3 d5 6.Be2 O-O 7.O-O c5 8.cxd5 Qxd5
9.Nc3 Qd8 10.d4 cxd4 11.Nxd4 a6 12.Qc2 e5 13.Nf3 Nc6 14.Rad1 Qe7 15.Qc1 
Rd8 16.Rxd8+ Qxd8 17.Rd1 Qe8 18.Ng5 h6 19.Nge4 Nxe4 20.Nxe4 Be6 21.Nd6 Qe7
22.Bf3 Rd8 23.Bxc6 bxc6 24.Qxc6 Qg5 25.Rd2 a5 26.Ne4 Qe7 27.Rxd8+ Qxd8 28.
Qd6 Qh4 29.Nd2 Qh5 30.Nf3 Qf5 31.Qd1 Qe4 32.Ne1 a4 33.bxa4 Bxa2 34.a5 Bc4 
35.Bc3 Qc6 36.Qa1 Qb5 37.Nf3 f6 38.Nd2 Bd3 39.Qa2+ Kh8 40.h4 h5 41.Qe6 Qc5
42.Qb3 Qc6 43.Kh2 Ba6 44.Qb8+ Kh7 45.Bb4 Bb7 46.Nf3 Qa6 47.Kg1 Qc6 48.Kh2 
Qa6 49.Qc7 Kh8 50.Nd2 Qa8 51.f3 f5 52.Bd6 e4 53.Be5 Bxe5+ 54.Qxe5+ Kh7 55.
f4 Qd8 56.Nf1 Qxh4+ 57.Kg1 Qd8 58.Qe6 Qa8 59.Qb6 Qc8 60.Kh2 Ba6 61.Nd2 Bd3
62.Nb3 Qc4 63.Nd4 Bf1 64.Qb7+ Kg8 65.Qd7 Qa2 66.Qe6+ Qxe6 67.Nxe6 Kf7 68.
Nc5 Ke7 69.a6 Bb5 70.a7 Bc6 71.Kg3 Kd6 72.Nb3 Kd5 73.Nd4 Ba8 74.Kf2 h4 75.
Ke2 Bb7 76.Kd2 Ba8 77.Kc3 Bb7 78.Kb4 Ba8 79.Kb5 Kd6 80.Kb6 Ke7 81.Ne2 Kf6 
82.Kc5 g5 83.fxg5+ Kxg5 84.Kd6 Kg4 85.Ke5 Bb7 86.Kd4 Ba8 87.Kc4 Bb7 88.Kd4
Ba8 89.Ke5 Bb7 90.Ke6 Ba8 91.Kd6 Bb7 92.Ke5 Ba8 93.Nd4 f4 94.exf4 e3 95.
Nc2 e2 96.Ne1 Kg3 97.f5 Kf2 98.Nc2 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "6"]
[White "Guimard, Carlos Enrique"]
[Black "De Souza Mendes, Joao"]
[Result "1-0"]
[ECO "A47"]
[EventDate "1954.??.??"]
[PlyCount "77"]

1.d4 Nf6 2.Nf3 b6 3.e3 Bb7 4.Bd3 e6 5.O-O c5 6.b3 Nc6 7.a3 Be7 8.Bb2 O-O 
9.Nbd2 Qc7 10.Re1 d5 11.dxc5 Bxc5 12.e4 Ng4 13.Rf1 Nce5 14.Nxe5 Nxe5 15.
Bxe5 Qxe5 16.Nf3 Qh5 17.e5 f5 18.b4 Be7 19.Nd4 Qxd1 20.Rfxd1 Kf7 21.Bb5 
Rfd8 22.Kf1 Rac8 23.Ke2 a6 24.Bd3 Rc3 25.f4 g5 26.g4 gxf4 27.gxf5 exf5 28.
Rg1 Bc8 29.Kf3 Rg8 30.Rxg8 Kxg8 31.Kxf4 Bf8 32.e6 Bd6+ 33.Kxf5 Rc7 34.Kf6 
Rg7 35.h3 Kf8 36.Rf1 Rg3 37.Bxh7 Be7+ 38.Ke5+ Ke8 39.Nf5 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "6"]
[White "Humerez Estrada, Cidar"]
[Black "Bauza, Lorenzo"]
[Result "1/2-1/2"]
[ECO "B03"]
[EventDate "1954.??.??"]
[PlyCount "92"]

1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.d4 d6 5.exd6 cxd6 6.Nc3 g6 7.Bd3 Bg7 8.Nf3 
Nc6 9.Be3 O-O 10.Rc1 Bg4 11.h3 Bxf3 12.Qxf3 Rc8 13.b3 Nxd4 14.Bxd4 Bxd4 
15.Qxb7 d5 16.O-O dxc4 17.Bxc4 Nxc4 18.bxc4 Rxc4 19.Nd5 Rxc1 20.Rxc1 e6 
21.Ne7+ Kg7 22.Rc7 Be5 23.Rd7 Qa5 24.Qe4 Bf6 25.Qxe6 fxe6 26.Nc6+ Rf7 27.
Rxf7+ Kxf7 28.Nxa5 Ke8 29.Kf1 Kd7 30.Ke2 Kd6 31.Nb3 Kc6 32.Kd3 Kb5 33.g4 
Kb4 34.Nd4 Bxd4 35.Kxd4 a5 36.f4 a4 37.Ke5 Ka3 38.Kxe6 Kxa2 39.f5 gxf5 40.
gxf5 Kb3 41.f6 a3 42.f7 a2 43.f8=Q a1=Q 44.Qf3+ Qc3 45.Qxc3+ Kxc3 46.h4 h5
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "6"]
[White "Jauregui Andrade, Carlos"]
[Black "Sanguineti, Jorge"]
[Result "0-1"]
[ECO "D70"]
[EventDate "1954.??.??"]
[PlyCount "70"]

1.d4 Nf6 2.c4 g6 3.f3 d5 4.cxd5 Nxd5 5.e4 Nb6 6.a4 a5 7.Be3 Bg7 8.Nc3 O-O 
9.f4 Nc6 10.Nb5 Nb4 11.Rc1 c6 12.Na3 f5 13.e5 Be6 14.h4 Qd5 15.Nc4 Qe4 16.
Kf2 Nxc4 17.Rxc4 Bxc4 18.Bxc4+ Kh8 19.h5 h6 20.hxg6 b5 21.Bf1 c5 22.Nf3 
Nd5 23.Bc1 cxd4 24.Bxb5 Rad8 25.Bd3 Ne3 26.Qb3 Qc6 27.Bd2 Qxg6 28.Nh4 Qg4 
29.g3 Bxe5 30.fxe5 f4 31.Ng6+ Kg7 32.Rg1 fxg3+ 33.Ke1 Qf3 34.Bxe3 Qxe3+ 
35.Kd1 Qxg1+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "6"]
[White "Najdorf, Miguel"]
[Black "Benko, Francisco"]
[Result "1-0"]
[ECO "D74"]
[EventDate "1954.??.??"]
[PlyCount "79"]

1.d4 Nf6 2.c4 g6 3.g3 c6 4.Nf3 d5 5.cxd5 Nxd5 6.Nc3 Bg7 7.Bg2 O-O 8.O-O 
Na6 9.e4 Nb6 10.h3 c5 11.d5 e5 12.Qe2 Nc7 13.a4 Nd7 14.a5 Ne8 15.Nd2 Nd6 
16.Nc4 Qe7 17.Rd1 a6 18.Na4 Nb5 19.d6 Qd8 20.Be3 Nd4 21.Qd3 Rb8 22.f4 f6 
23.f5 Rf7 24.g4 g5 25.b4 cxb4 26.Bxd4 exd4 27.Qxd4 Ne5 28.Nxe5 fxe5 29.
Qxb4 Bd7 30.Nb6 Bc6 31.Rac1 Rf8 32.Bf1 Be8 33.d7 Bf7 34.Rc8 Rxc8 35.dxc8=Q
Qxd1 36.Qcc3 Rd8 37.Qe7 h6 38.Nd5 Rxd5 39.exd5 Qxd5 40.Qxf7+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "6"]
[White "Panno, Oscar"]
[Black "Eliskases, Erich"]
[Result "1/2-1/2"]
[ECO "E52"]
[EventDate "1954.??.??"]
[PlyCount "61"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 b6 7.O-O Bb7 8.a3 Be7 
9.b3 Nbd7 10.Bb2 Ne4 11.Nd2 Nxc3 12.Bxc3 c5 13.b4 cxd4 14.Bxd4 Bf6 15.Bxf6
Nxf6 16.Nb3 dxc4 17.Bxc4 Rc8 18.Rc1 Ne4 19.Nd4 Qf6 20.Qe2 e5 21.Nb3 Rfd8 
22.f3 Nd6 23.Ba6 Bxa6 24.Qxa6 Qg5 25.Qe2 Nf5 26.Rxc8 Rxc8 27.e4 Qe3+ 28.
Qxe3 Nxe3 29.Rc1 Rxc1+ 30.Nxc1 Nc2 31.Nd3 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "6"]
[White "Perez Alcocer, Jose"]
[Black "Schroeder, Ruperto"]
[Result "1/2-1/2"]
[ECO "A15"]
[EventDate "1954.??.??"]
[PlyCount "141"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.d3 d5 6.Nbd2 Nc6 7.c4 e5 8.cxd5 
Nxd5 9.Nc4 h6 10.Bd2 Be6 11.Qc1 Kh7 12.Rb1 Qd7 13.Re1 Bh3 14.Bh1 Rfe8 15.
b4 Rac8 16.b5 Nd4 17.Nxd4 exd4 18.Na5 Rb8 19.Qc5 Be6 20.Rb2 b6 21.Qc6 Ne7 
22.Qxd7 Bxd7 23.Nc4 Be6 24.Rc2 Bd5 25.e4 dxe3 26.fxe3 Bxh1 27.Kxh1 Rbd8 
28.d4 f5 29.a4 Nd5 30.Kg2 Re4 31.Kf3 Rde8 32.Rb1 g5 33.Rb3 h5 34.Bc1 h4 
35.a5 R8e6 36.axb6 axb6 37.Nb2 Bh6 38.Nc4 g4+ 39.Kf2 Bg5 40.Ne5 Rh6 41.Rc6
hxg3+ 42.hxg3 Rh2+ 43.Kg1 Re2 44.Kf1 Ra2 45.Nf7 Bf6 46.Rb1 Kg7 47.Ne5 Bxe5
48.dxe5 Kf7 49.Rb3 Rxe5 50.Rd3 Ne7 51.Rxc7 Rxb5 52.e4 Rc5 53.Rxc5 bxc5 54.
Rc3 fxe4 55.Rxc5 Ke6 56.Bf4 Nd5 57.Rc6+ Ke7 58.Rc4 e3 59.Re4+ Kf6 60.Bxe3 
Kf5 61.Re8 Nf6 62.Rf8 Ke6 63.Bf2 Ne4 64.Rf4 Kd5 65.Be1 Kd4 66.Rxg4 Ke3 67.
Rg7 Rh2 68.Kg1 Re2 69.Kf1 Ra2 70.Re7 Ra1 71.Re8 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "6"]
[White "Pilnik, Herman"]
[Black "Dodero, Emilio"]
[Result "1/2-1/2"]
[ECO "A85"]
[EventDate "1954.??.??"]
[PlyCount "80"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Be7 5.e3 O-O 6.Rc1 c6 7.Nf3 Ne4 8.Bxe7 
Qxe7 9.Qc2 Nd7 10.Bd3 f5 11.O-O Rf6 12.Ne1 Rh6 13.Bxe4 dxe4 14.f3 Nf6 15.
h3 e5 16.Qd2 exd4 17.Qxd4 c5 18.Nd5 Nxd5 19.Qxd5+ Be6 20.Qe5 exf3 21.Nxf3 
Re8 22.e4 fxe4 23.Qxe4 Bf7 24.Qxe7 Rxe7 25.b3 Re2 26.Rcd1 Be8 27.Rd8 Rf6 
28.Rb8 b6 29.Rd1 h6 30.Rdd8 Rfe6 31.Rd2 Rxd2 32.Nxd2 Re2 33.Rd8 Kf7 34.Kf1
Re7 35.Nf3 Bc6 36.Kf2 Bxf3 37.Kxf3 Ke6 38.h4 Rf7+ 39.Ke3 Kf5 40.Kf3 Ke6+ 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "6"]
[White "Shocron, Ruben"]
[Black "Salomon, Eduardo"]
[Result "1-0"]
[ECO "D68"]
[EventDate "1954.??.??"]
[PlyCount "57"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Ne4 7.Bxe7 Qxe7 8.Rc1 
Nxc3 9.Rxc3 c6 10.Bd3 dxc4 11.Bxc4 Nd7 12.O-O e5 13.Qb1 exd4 14.exd4 Nb6 
15.Re1 Qf6 16.Bd3 Nd5 17.Rb3 h6 18.Ne5 Rb8 19.Bh7+ Kh8 20.Rf3 Nf4 21.g3 g5
22.gxf4 g4 23.Rg3 h5 24.Bc2 Qxf4 25.Qd1 Bf5 26.Bxf5 Qxf5 27.h3 gxh3 28.Nd7
h4 29.Re5 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "6"]
[White "Wexler, Bernardo"]
[Black "Rossetto, Hector Decio"]
[Result "1/2-1/2"]
[ECO "E95"]
[EventDate "1954.??.??"]
[PlyCount "65"]

1.d4 Nf6 2.Nf3 d6 3.c4 Nbd7 4.Nc3 e5 5.e4 g6 6.Be2 Bg7 7.O-O O-O 8.Re1 
exd4 9.Nxd4 Re8 10.Bf1 Nc5 11.f3 a5 12.Ndb5 Bd7 13.Be3 Ne6 14.Qd2 Bc6 15.
Rad1 h5 16.Qc2 Qb8 17.Nd5 b6 18.h3 Qb7 19.f4 Bxb5 20.Nxf6+ Bxf6 21.cxb5 
Nc5 22.Bxc5 bxc5 23.e5 dxe5 24.Bc4 e4 25.Bd5 Qxb5 26.Rxe4 Rab8 27.Rxe8+ 
Qxe8 28.Qxg6+ Bg7 29.f5 Kf8 30.Qxh5 Bxb2 31.Qg5 Qe7 32.Qxe7+ Kxe7 33.Kf2 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "7"]
[White "Bauza, Lorenzo"]
[Black "Castillo Larenas, Mariano"]
[Result "1/2-1/2"]
[ECO "A48"]
[EventDate "1954.??.??"]
[PlyCount "44"]

1.Nf3 Nf6 2.d4 g6 3.Bf4 Bg7 4.e3 c5 5.c3 b6 6.Be2 Bb7 7.Nbd2 d6 8.h3 O-O 
9.O-O Nbd7 10.Rc1 Rc8 11.Bg3 cxd4 12.cxd4 Rxc1 13.Qxc1 Qa8 14.b3 Rc8 15.
Qa3 Nd5 16.Rc1 Nc3 17.Bc4 Rxc4 18.bxc4 Ne2+ 19.Kh2 Nxc1 20.Qxc1 Qc8 21.Qa3
a5 22.Qb3 Qc6 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "7"]
[White "Benko, Francisco"]
[Black "Wexler, Bernardo"]
[Result "1/2-1/2"]
[ECO "E94"]
[EventDate "1954.??.??"]
[PlyCount "114"]

1.c4 Nf6 2.Nf3 d6 3.d4 Nbd7 4.Nc3 e5 5.e4 g6 6.Be2 Bg7 7.O-O O-O 8.Be3 
exd4 9.Nxd4 Nc5 10.f3 c6 11.Nb3 Qe7 12.Qd2 Nfd7 13.Bh6 Bxh6 14.Qxh6 Nb6 
15.Nxc5 dxc5 16.f4 f5 17.e5 Be6 18.b3 Rad8 19.Rad1 Rd4 20.h4 Qg7 21.Qxg7+ 
Kxg7 22.g3 Rfd8 23.Kf2 h6 24.Ke3 Na8 25.Rd3 Nc7 26.Rfd1 Rxd3+ 27.Rxd3 
Rxd3+ 28.Kxd3 Bd7 29.Ke3 Ne6 30.Bd3 b6 31.Ne2 Nc7 32.Kd2 b5 33.Nc3 a6 34.
Bf1 Ne6 35.cxb5 axb5 36.Be2 g5 37.hxg5 hxg5 38.Ke3 Nd4 39.Bd1 gxf4+ 40.
gxf4 Kf7 41.Ne2 Ne6 42.Nc1 Nc7 43.Bf3 Ke6 44.Nd3 Na6 45.a3 Ke7 46.Kd2 Kd8 
47.Kc2 Kc7 48.Bh5 Kb6 49.Bf7 Nc7 50.b4 cxb4 51.axb4 Be6 52.Bxe6 Nxe6 53.
Kd2 Kc7 54.Ke3 Kd7 55.Nc1 Nc7 56.Kd4 Ne6+ 57.Ke3 Nc7 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "7"]
[White "De Souza Mendes, Joao"]
[Black "Jauregui Andrade, Carlos"]
[Result "0-1"]
[ECO "A86"]
[EventDate "1954.??.??"]
[PlyCount "83"]

1.c4 f5 2.d4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nc3 O-O 6.Nf3 e6 7.d5 Qe7 8.Bf4 Ne8 
9.dxe6 dxe6 10.O-O Nc6 11.Qd2 e5 12.Bg5 Qf7 13.Nd5 Nd6 14.Rac1 e4 15.Ne1 
Be6 16.b3 a5 17.Nc2 a4 18.f3 axb3 19.axb3 exf3 20.Bxf3 Ra2 21.Qd1 h6 22.
Nf4 Ne5 23.Bg2 Kh7 24.Nxe6 Qxe6 25.Bd5 Qe8 26.Bd2 Ng4 27.h3 Nf6 28.Nb4 Rb2
29.Nd3 Nxd5 30.cxd5 Ra2 31.Rxc7 Qd8 32.Rc2 Rxc2 33.Qxc2 Ne4 34.Bb4 Re8 35.
Kh2 Qxd5 36.Nf4 Qd4 37.Be1 Be5 38.Nd3 Bd6 39.Rf3 Ng5 40.Rf4 Bxf4 41.gxf4 
Qe3 42.fxg5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "7"]
[White "Dodero, Emilio"]
[Black "Cruz, Walter"]
[Result "1-0"]
[ECO "D25"]
[EventDate "1954.??.??"]
[PlyCount "63"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 g6 5.Bxc4 Bg7 6.O-O O-O 7.Nc3 Nfd7 8.Qe2 
Nb6 9.Bb3 a5 10.a4 Nc6 11.Rd1 Bg4 12.h3 Bxf3 13.Qxf3 e5 14.d5 Ne7 15.e4 
Nbc8 16.Qe2 Nd6 17.Be3 f5 18.f3 Kh8 19.Rac1 Ng8 20.Nb5 Rf7 21.Nxd6 cxd6 
22.Rc4 Bf6 23.Qd2 h6 24.Rdc1 Bg5 25.Bxg5 hxg5 26.R1c3 g4 27.exf5 gxf5 28.
fxg4 Qb6+ 29.Qe3 Qxe3+ 30.Rxe3 Nf6 31.gxf5 Nxd5 32.Rh4+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "7"]
[White "Eliskases, Erich"]
[Black "Pilnik, Herman"]
[Result "1-0"]
[ECO "A34"]
[EventDate "1954.??.??"]
[PlyCount "113"]

1.c4 e6 2.Nc3 Nf6 3.e4 c5 4.Nf3 Nc6 5.d4 d5 6.cxd5 exd5 7.exd5 Nxd5 8.Bb5 
a6 9.Bxc6+ bxc6 10.O-O Nxc3 11.bxc3 Be7 12.Ne5 Qd5 13.Ba3 O-O 14.Re1 Bf6 
15.Bxc5 Rd8 16.Qa4 Bf5 17.c4 Qe6 18.Nxc6 Qd7 19.Rad1 Bc2 20.Qxc2 Qxc6 21.
Re3 Rac8 22.Qe2 h6 23.g3 Qa4 24.Ra3 Qc6 25.h4 Re8 26.Re3 Red8 27.Rd2 Qa4 
28.Ra3 Qc6 29.Kh2 Re8 30.Qf3 Qe6 31.Rc2 Qe1 32.Re3 Rxe3 33.Qxe3 Qb1 34.Qc1
Qb7 35.Re2 Qf3 36.Qe3 Qc6 37.Qe4 Qa4 38.Qc2 Qc6 39.Qf5 Rd8 40.Qe4 Qa4 41.
Qd3 Qc6 42.Re4 Rc8 43.a3 a5 44.Rf4 g5 45.hxg5 hxg5 46.Rf5 Kg7 47.Qf3 Rh8+ 
48.Kg2 Qe6 49.Qd5 Qe1 50.Rxg5+ Bxg5 51.Qxg5+ Kh7 52.Qh5+ Kg8 53.Qg4+ Kh7 
54.d5 Re8 55.d6 Re6 56.Bd4 f6 57.d7 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "7"]
[White "Estrada Degrandi, Walter"]
[Black "Shocron, Ruben"]
[Result "0-1"]
[ECO "E29"]
[EventDate "1954.??.??"]
[PlyCount "85"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 c5 6.a3 Bxc3+ 7.bxc3 Nc6 8.Ne2 
d6 9.e4 Ne8 10.Be3 Qe7 11.Nf4 b6 12.Qh5 f5 13.exf5 exf5 14.Be2 Nf6 15.Qh4 
Ba6 16.Qg5 Ne4 17.Qxe7 Nxe7 18.Rc1 Rac8 19.d5 Rfe8 20.f3 Nf6 21.Kf2 Nd7 
22.a4 Ne5 23.a5 Bxc4 24.axb6 axb6 25.Ra1 Ra8 26.Rhb1 Bxe2 27.Rxa8 Rxa8 28.
Kxe2 Ra2+ 29.Kf1 Nc4 30.Bc1 g5 31.Ne2 Nxd5 32.Bxg5 Kf7 33.Re1 b5 34.Rc1 
Ke6 35.h4 Nde3+ 36.Bxe3 Nxe3+ 37.Kf2 Nxg2 38.Kxg2 Rxe2+ 39.Kg3 Ke5 40.Rb1 
f4+ 41.Kg4 Rg2+ 42.Kh5 Rg3 43.Kh6 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "7"]
[White "Maderna, Carlos"]
[Black "Humerez Estrada, Cidar"]
[Result "0-1"]
[ECO "D36"]
[EventDate "1954.??.??"]
[PlyCount "70"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 Be7 6.e3 c6 7.Qc2 Nbd7 8.Nf3 
O-O 9.Bd3 Re8 10.O-O Ne4 11.Bxe7 Qxe7 12.Rab1 Nf8 13.b4 Ng6 14.Rfe1 Bg4 
15.Nd2 Nxd2 16.Qxd2 Qg5 17.f4 Qh6 18.b5 Re7 19.bxc6 bxc6 20.Ne2 Rae8 21.
Ng3 Nh4 22.Qf2 Qf6 23.h3 Bf5 24.Nh5 Qd6 25.e4 dxe4 26.Qxh4 exd3 27.Rxe7 
Rxe7 28.Ng3 Bc8 29.Kh2 Re8 30.Qg5 Qxd4 31.Rb8 h6 32.Qh5 d2 33.Rb1 Qxf4 34.
Rf1 Qc4 35.Qa5 Qxf1 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "7"]
[White "Rossetto, Hector Decio"]
[Black "Panno, Oscar"]
[Result "0-1"]
[ECO "B30"]
[EventDate "1954.??.??"]
[PlyCount "82"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 Nf6 4.e5 Nd5 5.Nc3 e6 6.O-O Be7 7.d4 Nxc3 8.bxc3 
O-O 9.Qe2 d5 10.exd6 Qxd6 11.Rd1 cxd4 12.cxd4 b6 13.a4 Qc7 14.Qe4 Bb7 15.
Bf4 Nb4 16.Qe5 Qxe5 17.dxe5 Rfd8 18.c3 Nd5 19.Bd2 Rac8 20.c4 Nb4 21.Bxb4 
Bxb4 22.Bd7 Rxc4 23.h3 Kf8 24.Bb5 Rcc8 25.Rac1 Rxc1 26.Rxc1 Bc5 27.Kf1 Ke7
28.Ke2 f6 29.Bd3 h6 30.a5 f5 31.h4 g6 32.Nd2 Rc8 33.axb6 Bxb6 34.Rb1 Bd5 
35.g4 fxg4 36.Bxg6 Rf8 37.Ne4 Bxe4 38.Bxe4 Rxf2+ 39.Kd3 Rh2 40.Rh1 Rxh1 
41.Bxh1 h5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "7"]
[White "Salomon, Eduardo"]
[Black "Perez Alcocer, Jose"]
[Result "1-0"]
[ECO "C50"]
[EventDate "1954.??.??"]
[PlyCount "79"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.Nc3 d6 5.h3 Be6 6.Bxe6 fxe6 7.d3 Nf6 8.Be3 
Bb4 9.O-O O-O 10.Nh2 Qe8 11.Ng4 Nh5 12.Ne2 Ba5 13.f4 exf4 14.Bxf4 Nxf4 15.
Nxf4 Qe7 16.c3 Rae8 17.Qe2 Qg5 18.g3 h5 19.Nxh5 e5 20.h4 Qg6 21.Rxf8+ Rxf8
22.Rf1 Rf7 23.Rxf7 Kxf7 24.Qf3+ Ke6 25.Qf5+ Qxf5 26.Nxg7+ Kf7 27.Nxf5 Nd8 
28.Kf2 Ne6 29.Kf3 Bb6 30.Nge3 Nc5 31.d4 exd4 32.cxd4 Ne6 33.Nc2 a6 34.g4 
Ba7 35.g5 Bb8 36.Kg4 c6 37.h5 d5 38.g6+ Kg8 39.exd5 cxd5 40.h6 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "7"]
[White "Sanguineti, Jorge"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[ECO "E42"]
[EventDate "1954.??.??"]
[PlyCount "56"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 d5 6.a3 cxd4 7.exd4 Be7 8.c5 b6 
9.b4 O-O 10.Na4 bxc5 11.Nxc5 a5 12.b5 e5 13.Nc3 Re8 14.Be2 exd4 15.N3a4 
Ne4 16.Nb3 Nc3 17.Nxc3 dxc3 18.O-O Bf6 19.Bf3 Be6 20.Be3 c2 21.Qxc2 Bxa1 
22.Rxa1 Nd7 23.Bd4 a4 24.Nd2 Qa5 25.Be2 Rac8 26.Qb2 Bf5 27.Bd1 Re1+ 28.Nf1
Bd3 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "7"]
[White "Schroeder, Ruperto"]
[Black "Guimard, Carlos Enrique"]
[Result "1/2-1/2"]
[ECO "C10"]
[EventDate "1954.??.??"]
[PlyCount "78"]

1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Nf3 Be7 6.g3 Ngf6 7.Nxf6+ Bxf6 8.
Bg2 O-O 9.O-O c5 10.dxc5 Nxc5 11.Qe2 b6 12.Rd1 Qe7 13.Bf4 Ba6 14.Qe3 Rfd8 
15.Be5 Bb7 16.Bxf6 Qxf6 17.Ne5 Bxg2 18.Kxg2 Rd5 19.Rxd5 exd5 20.Rd1 Rd8 
21.c3 h6 22.Nf3 Ne6 23.Nd4 Ng5 24.Re1 Ne6 25.Rd1 Ng5 26.Re1 Ne6 27.Rd1 Re8
28.Qf3 Qxf3+ 29.Nxf3 Nc7 30.Nd4 Kf8 31.Kf1 g6 32.a4 a6 33.Nc2 Ke7 34.Re1+ 
Kd6 35.Rxe8 Nxe8 36.Ke2 Nc7 37.Nd4 Ne6 38.b4 Ng5 39.f3 Nh7 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "8"]
[White "Castillo Larenas, Mariano"]
[Black "Maderna, Carlos"]
[Result "1/2-1/2"]
[ECO "E15"]
[EventDate "1954.??.??"]
[PlyCount "49"]

1.d4 Nf6 2.Nf3 e6 3.c4 b6 4.g3 Ba6 5.Qa4 Be7 6.Bg2 O-O 7.O-O c6 8.Re1 d5 
9.cxd5 cxd5 10.Nc3 Qe8 11.Qxe8 Rxe8 12.Ne5 Bb7 13.Bg5 Nc6 14.e3 a6 15.Rac1
Nxe5 16.dxe5 Nd7 17.Bxe7 Rxe7 18.f4 Nc5 19.Red1 a5 20.Bf1 g6 21.Nb5 Ba6 
22.Nd6 Bxf1 23.Kxf1 h5 24.Ke2 Kg7 25.e4 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "8"]
[White "Cruz, Walter"]
[Black "Eliskases, Erich"]
[Result "1/2-1/2"]
[ECO "E67"]
[EventDate "1954.??.??"]
[PlyCount "65"]

1.c4 Nf6 2.Nf3 d6 3.d4 Nbd7 4.g3 e5 5.dxe5 dxe5 6.Bg2 g6 7.O-O Bg7 8.Nc3 
O-O 9.h3 c6 10.Be3 Qe7 11.Qb3 Nh5 12.Rad1 f5 13.Bg5 Qf7 14.e4 h6 15.Bc1 
Nb6 16.c5 Qxb3 17.axb3 Nd7 18.b4 Re8 19.Nh4 Nf8 20.b5 f4 21.g4 Bf6 22.Nf3 
Ng7 23.b4 Be6 24.Rfe1 a5 25.bxc6 bxc6 26.b5 cxb5 27.Nxb5 Rec8 28.Ba3 Nd7 
29.Rc1 Rab8 30.Bf1 Rc6 31.Na7 Rc7 32.Nb5 Rc6 33.Na7 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "8"]
[White "Humerez Estrada, Cidar"]
[Black "Dodero, Emilio"]
[Result "0-1"]
[ECO "C14"]
[EventDate "1954.??.??"]
[PlyCount "64"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 c5 7.Nb5 f6 8.Bh6 Qa5+ 
9.Bd2 Qb6 10.a4 a6 11.a5 Qc6 12.Nd6+ Bxd6 13.exd6 Qxd6 14.Qg4 O-O 15.h5 
cxd4 16.Be2 Nc6 17.Kf1 f5 18.Qh4 Nc5 19.Nf3 Ne4 20.Bc1 e5 21.h6 g6 22.Ng5 
f4 23.Nxe4 dxe4 24.b3 Qf6 25.Ba3 Rf7 26.Qh2 Ne7 27.Qh4 Qxh4 28.Rxh4 Nf5 
29.Rh1 Be6 30.b4 Rc7 31.Bd1 e3 32.Bb2 Bc4+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "8"]
[White "Jauregui Andrade, Carlos"]
[Black "Schroeder, Ruperto"]
[Result "1-0"]
[ECO "E87"]
[EventDate "1954.??.??"]
[PlyCount "101"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 c5 8.Qd2 Nh5 9.
g4 Nf4 10.Nge2 g5 11.h4 f6 12.Ng3 Rf7 13.Nf5 Bxf5 14.exf5 h6 15.Ne4 a5 16.
Bd3 Qe7 17.Bc2 Nd7 18.Ba4 Nf8 19.Kf2 Nh7 20.a3 Bf8 21.b4 b6 22.Bc6 Ra7 23.
h5 Qd8 24.bxc5 bxc5 25.Rhb1 Qc8 26.Rb5 Nxh5 27.gxh5 Qxf5 28.Ng3 Qc8 29.
Rab1 f5 30.Rb8 Qc7 31.R1b7 Rxb7 32.Rxb7 Qc8 33.Rxf7 Kxf7 34.Qc2 e4 35.fxe4
f4 36.e5 fxe3+ 37.Kxe3 Kg8 38.Qg6+ Kh8 39.e6 Be7 40.Nf5 Qf8 41.Qe8 Nf6 42.
Qxf8+ Bxf8 43.e7 Bxe7 44.Nxe7 Ng4+ 45.Ke4 Ne5 46.Ng6+ Nxg6 47.hxg6 g4 48.
Kf4 h5 49.Bd7 Kg7 50.Kg5 a4 51.Bc8 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "8"]
[White "Najdorf, Miguel"]
[Black "De Souza Mendes, Joao"]
[Result "1-0"]
[ECO "D24"]
[EventDate "1954.??.??"]
[PlyCount "51"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 a6 5.e4 b5 6.e5 Nd5 7.a4 Nxc3 8.bxc3 Bb7
9.e6 f6 10.g3 Qd5 11.Bg2 Qxe6+ 12.Be3 c6 13.O-O Nd7 14.axb5 cxb5 15.Ng5 
Qb6 16.d5 Qc7 17.Ne6 Qc8 18.Bh3 Qb8 19.Re1 g6 20.Bg2 Kf7 21.Bf4 Ne5 22.Qd4
Rg8 23.Rxe5 fxe5 24.Bxe5 Bxd5 25.Qf4+ Ke8 26.Nc7+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "8"]
[White "Panno, Oscar"]
[Black "Benko, Francisco"]
[Result "1-0"]
[ECO "D55"]
[EventDate "1954.??.??"]
[PlyCount "82"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Nf3 Be7 5.Bg5 O-O 6.e3 Ne4 7.Bxe7 Qxe7 8.Rc1 
c6 9.Bd3 f5 10.O-O Nd7 11.Qe2 Rf6 12.Bxe4 fxe4 13.Nd2 Rh6 14.f3 Qd6 15.f4 
Nf6 16.c5 Qc7 17.b4 Bd7 18.Kh1 Kh8 19.g4 Ng8 20.g5 Rh4 21.Qf2 Rh5 22.Ne2 
Rf8 23.Qg1 Qd8 24.Ng3 Be8 25.Nxh5 Bxh5 26.Qg3 Ne7 27.Qh3 g6 28.Rfe1 Nf5 
29.Nf1 Bf3+ 30.Kg1 Qe7 31.Ng3 Ng7 32.Rb1 a6 33.a4 Qd7 34.Rb2 Ra8 35.Reb1 
Nf5 36.Nxf5 exf5 37.Kf2 Qc7 38.Rg1 Bg4 39.Qh6 Qf7 40.Rgb1 Bh5 41.b5 cxb5 
1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "8"]
[White "Perez Alcocer, Jose"]
[Black "Guimard, Carlos Enrique"]
[Result "0-1"]
[ECO "C41"]
[EventDate "1954.??.??"]
[PlyCount "82"]

1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4 Be7 6.a4 c6 7.O-O O-O 8.Bb3 Qc7
9.Ba2 a5 10.Re1 exd4 11.Nxd4 Nc5 12.h3 Re8 13.Qf3 Be6 14.Nxe6 Nxe6 15.Be3 
Nd7 16.Qg3 Bf6 17.Rad1 Be5 18.f4 Bf6 19.Bf2 Nec5 20.Qf3 Re7 21.Re2 Rae8 
22.Rde1 Ne6 23.Rd1 Nec5 24.Rde1 Kh8 25.g4 Ne6 26.Rd1 Nec5 27.Rde1 Bxc3 28.
bxc3 Nxa4 29.Bh4 f6 30.g5 Rf8 31.Qh5 Nxc3 32.g6 h6 33.Bf7 Qb6+ 34.Kh2 Nxe2
35.Rxe2 Qc5 36.f5 Rexf7 37.gxf7 Qe5+ 38.Bg3 Qe7 39.Rd2 Ne5 40.Bf4 Qxf7 41.
Qe2 Qe7 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "8"]
[White "Pilnik, Herman"]
[Black "Rossetto, Hector Decio"]
[Result "1/2-1/2"]
[ECO "C15"]
[EventDate "1954.??.??"]
[PlyCount "40"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd3 c5 5.exd5 Qxd5 6.Bd2 Qxd4 7.Nb5 Bxd2+ 8.
Qxd2 Qe5+ 9.Ne2 Nc6 10.O-O-O Nf6 11.f4 Qb8 12.g4 a6 13.Nbc3 Qc7 14.g5 Nd5 
15.Nxd5 exd5 16.Nc3 Ne7 17.Rhe1 O-O 18.Rxe7 Qxe7 19.Nxd5 Qe6 20.Bf5 Qe8 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "8"]
[White "Salomon, Eduardo"]
[Black "Estrada Degrandi, Walter"]
[Result "1-0"]
[ECO "B08"]
[EventDate "1954.??.??"]
[PlyCount "59"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.Bg5 h6 7.Be3 Ng4 8.Qd2 Nc6
9.d5 Nxe3 10.Qxe3 Nb4 11.Qd2 b6 12.a3 Na6 13.Nd4 Nb8 14.O-O Bd7 15.f4 c5 
16.Nf3 Bg4 17.h3 Bxf3 18.Rxf3 Nd7 19.Re1 a6 20.a4 h5 21.Nd1 Qe8 22.c4 Bd4+
23.Kh1 Nf6 24.Bd3 Qxa4 25.e5 Nh7 26.f5 Kg7 27.fxg6 fxg6 28.Rg3 Bxe5 29.
Qh6+ Kh8 30.Qxg6 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "8"]
[White "Shocron, Ruben"]
[Black "Bauza, Lorenzo"]
[Result "1-0"]
[ECO "D19"]
[EventDate "1954.??.??"]
[PlyCount "67"]

1.d4 d5 2.Nf3 Nf6 3.c4 c6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O
9.Qe2 Nbd7 10.e4 Bg6 11.e5 Nd5 12.Ne4 Be7 13.a5 Re8 14.Rd1 Nf8 15.Bd2 a6 
16.h4 Bh5 17.Bg5 h6 18.Bxe7 Qxe7 19.Nd6 Red8 20.Ra3 Rd7 21.Rb3 f6 22.Ne4 
fxe5 23.Nc5 exd4 24.Nxd7 Nxd7 25.Bxd5 cxd5 26.Rxb7 Qd6 27.Qc2 Bxf3 28.gxf3
Ne5 29.Kg2 Nxf3 30.Kxf3 Qh2 31.Ke2 Rf8 32.Rf1 e5 33.Qg6 d3+ 34.Kd1 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "8"]
[White "Wexler, Bernardo"]
[Black "Sanguineti, Jorge"]
[Result "0-1"]
[ECO "D36"]
[EventDate "1954.??.??"]
[PlyCount "110"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Be7 5.e3 Nbd7 6.cxd5 exd5 7.Bd3 c6 8.Qc2 
h6 9.Bh4 O-O 10.Nf3 Re8 11.O-O Ne4 12.Bxe7 Qxe7 13.Nd2 Ndf6 14.Rfe1 Ng5 
15.Rab1 Bd7 16.b4 Rac8 17.Nf1 h5 18.Bf5 Nfe4 19.Bxd7 Qxd7 20.f3 Nd6 21.e4 
dxe4 22.fxe4 Qg4 23.Nd2 f5 24.exf5 Nxf5 25.Nce4 Rcd8 26.Nxg5 Qxg5 27.Nf3 
Qf4 28.Qc4+ Kh7 29.Qf7 Rxe1+ 30.Rxe1 Qg4 31.Re5 Rd5 32.Rxd5 cxd5 33.Qxd5 
Qxg2+ 34.Kxg2 Ne3+ 35.Kg3 Nxd5 36.a3 Kg6 37.Ne5+ Kf5 38.Kf3 g5 39.h3 Nc3 
40.Nc4 g4+ 41.hxg4+ hxg4+ 42.Ke3 Nd5+ 43.Kf2 Kf4 44.Kg2 b6 45.b5 Nc3 46.
Nd6 g3 47.Nc8 Nd5 48.Nxa7 Kg4 49.Nc6 Nf4+ 50.Kf1 Kh3 51.Ne5 g2+ 52.Kf2 Kh2
53.Nf3+ Kh1 54.a4 Nh3+ 55.Ke2 Ng5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "9"]
[White "Bauza, Lorenzo"]
[Black "Salomon, Eduardo"]
[Result "1-0"]
[ECO "D05"]
[EventDate "1954.??.??"]
[PlyCount "73"]

1.d4 d5 2.Nf3 Nf6 3.e3 e6 4.Bd3 c5 5.O-O Nc6 6.b3 cxd4 7.exd4 Be7 8.Nbd2 
O-O 9.Bb2 Bd6 10.a3 Ng4 11.h3 Nh6 12.Ne5 f6 13.Nef3 e5 14.c4 e4 15.cxd5 
exf3 16.dxc6 fxg2 17.Kxg2 bxc6 18.Qf3 f5 19.Nc4 Bb7 20.Nxd6 Qxd6 21.Rfe1 
Rae8 22.Kg1 Qd7 23.Qf4 Rf6 24.Rxe8+ Qxe8 25.Kh2 Rg6 26.Bc4+ Kh8 27.Re1 Qd8
28.Qe3 Ng4+ 29.hxg4 Qh4+ 30.Kg2 Rxg4+ 31.Kf1 Re4 32.Qf3 c5 33.d5 Qe7 34.
Rxe4 fxe4 35.Qg4 e3 36.d6 Qf8 37.Qxg7+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "9"]
[White "Benko, Francisco"]
[Black "Pilnik, Herman"]
[Result "0-1"]
[ECO "D53"]
[EventDate "1954.??.??"]
[PlyCount "126"]

1.c4 e6 2.Nf3 d5 3.d4 Nf6 4.Nc3 Be7 5.Bg5 dxc4 6.e3 a6 7.Bxc4 b5 8.Bb3 Bb7
9.O-O Nbd7 10.Qe2 c5 11.Rfd1 Ne4 12.Bxe7 Qxe7 13.a4 Nxc3 14.bxc3 c4 15.Bc2
O-O 16.e4 Rfb8 17.Qe3 Nf8 18.Rdb1 Bc6 19.Qe1 Ng6 20.h3 h6 21.Qd2 bxa4 22.
Rxb8+ Rxb8 23.d5 exd5 24.Nd4 Ba8 25.exd5 Bxd5 26.Nf5 Qc5 27.Rxa4 a5 28.Ra1
Be6 29.Nd4 Nf8 30.Qf4 Rb6 31.Rd1 Rd6 32.Rb1 Rb6 33.Rd1 Bd7 34.Qe4 Rf6 35.
Qe3 g5 36.Rb1 Qd6 37.Ra1 a4 38.Be4 Ne6 39.Nf5 Qc5 40.Nd4 Nxd4 41.cxd4 Qa5 
42.d5 Qb6 43.Qd2 Qc5 44.Ra2 c3 45.Qe3 Qxe3 46.fxe3 Rb6 47.Rc2 Rb1+ 48.Kf2 
a3 49.Kf3 Ba4 50.Ra2 Bb3 51.Rxa3 Bd1+ 52.Kf2 c2 53.Ra8+ Kg7 54.Bxc2 Bxc2 
55.g4 Be4 56.Rd8 Rb7 57.d6 Bc6 58.Rc8 Bd7 59.Rd8 Be6 60.e4 Rd7 61.Rxd7 
Bxd7 62.Ke3 Kf6 63.Kd4 Ke6 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "9"]
[White "De Souza Mendes, Joao"]
[Black "Wexler, Bernardo"]
[Result "0-1"]
[ECO "E60"]
[EventDate "1954.??.??"]
[PlyCount "58"]

1.c4 Nf6 2.Nf3 g6 3.b3 Bg7 4.Bb2 O-O 5.g3 d6 6.d4 c5 7.Nc3 Qa5 8.Qd2 Nc6 
9.d5 Nd4 10.Nxd4 cxd4 11.Ne4 Qxd2+ 12.Nxd2 Nd7 13.O-O-O Nc5 14.Bg2 a5 15.
Nf1 a4 16.b4 a3 17.Ba1 Na6 18.Bxd4 Nxb4 19.Kb1 b5 20.Bxg7 Kxg7 21.cxb5 Rb8
22.Ne3 Bd7 23.Rd2 Rxb5 24.Ka1 Rc8 25.Rb1 Bf5 26.Rbd1 Nc2+ 27.Nxc2 Bxc2 28.
Rc1 Rb2 29.Rg1 Rcb8 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "9"]
[White "Dodero, Emilio"]
[Black "Castillo Larenas, Mariano"]
[Result "1/2-1/2"]
[ECO "D41"]
[EventDate "1954.??.??"]
[PlyCount "82"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.Nc3 d5 5.cxd5 cxd4 6.Qxd4 exd5 7.e4 Nc6 8.Bb5 
dxe4 9.Bxc6+ bxc6 10.Qxd8+ Kxd8 11.Ng5 Ke8 12.O-O h6 13.Ngxe4 Nxe4 14.Nxe4
f5 15.Nd2 Kf7 16.Nf3 Bd6 17.Be3 Be6 18.Rfd1 Rhd8 19.Nd4 f4 20.Nxe6 Kxe6 
21.Bd4 Be5 22.Bxe5 Kxe5 23.Re1+ Kd6 24.Rac1 Kc7 25.Re6 Rd6 26.Rxd6 Kxd6 
27.Kf1 Re8 28.Rd1+ Kc7 29.Re1 Rxe1+ 30.Kxe1 Kd6 31.Kd2 Kd5 32.Kd3 c5 33.b3
g5 34.f3 h5 35.h3 a6 36.a3 Ke5 37.Kc4 Kd6 38.Kc3 h4 39.Kd3 Kd5 40.Kc3 Kd6 
41.Kd2 Kc6 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "9"]
[White "Eliskases, Erich"]
[Black "Humerez Estrada, Cidar"]
[Result "1-0"]
[ECO "E60"]
[EventDate "1954.??.??"]
[PlyCount "45"]

1.c4 Nf6 2.Nf3 g6 3.b3 Bg7 4.Bb2 O-O 5.g3 d6 6.d4 Nbd7 7.Bg2 c5 8.O-O Re8 
9.Nc3 e5 10.dxe5 dxe5 11.Nb5 Qb6 12.Qd6 e4 13.Ne1 Qd8 14.Nc7 e3 15.Nd3 Re4
16.fxe3 Ne8 17.Qd5 Re7 18.Nxa8 Bxb2 19.Nxb2 Re6 20.Nd3 Nef6 21.Qg5 h6 22.
Qf4 g5 23.Qc7 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "9"]
[White "Estrada Degrandi, Walter"]
[Black "Perez Alcocer, Jose"]
[Result "0-1"]
[ECO "A47"]
[EventDate "1954.??.??"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 b6 3.e3 Bb7 4.Nbd2 c5 5.Bd3 Nc6 6.a3 g6 7.b3 cxd4 8.exd4 
Nd5 9.Ne4 Bg7 10.Bc4 Na5 11.Bxd5 Bxd5 12.Qe2 O-O 13.Rb1 b5 14.O-O d6 15.
Bd2 Rb8 16.Bb4 h6 17.Ned2 Nc6 18.Bc3 a5 19.Bb2 Qc8 20.c4 bxc4 21.bxc4 Qa6 
22.Rfe1 Bxf3 23.Nxf3 e6 24.d5 exd5 25.Bxg7 Kxg7 26.Rb5 dxc4 27.Qb2+ Kg8 
28.Rxb8 Nxb8 29.Re4 Qc6 30.Qd4 c3 31.Re1 Rc8 32.Qe3 Nd7 33.Qxh6 Nf8 34.h4 
Qc5 35.g4 c2 36.Rc1 Qc4 37.Qg5 Ne6 38.Qf6 Qxg4+ 39.Kf1 Nf4 40.Ng5 Qd1+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "9"]
[White "Guimard, Carlos Enrique"]
[Black "Jauregui Andrade, Carlos"]
[Result "1-0"]
[ECO "A48"]
[EventDate "1954.??.??"]
[PlyCount "77"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 O-O 5.Be2 c5 6.O-O d6 7.h3 Nc6 8.c3 Qb6 
9.Nbd2 Be6 10.Qb1 Nd5 11.Bg3 cxd4 12.exd4 Bh6 13.Nc4 Qa6 14.Qd3 Rfc8 15.
Nfd2 b5 16.Ne3 Qb6 17.Bf3 Nf4 18.Bxf4 Bxf4 19.Bxc6 Bxe3 20.Bxa8 Bxd2 21.
Qxd2 Rxa8 22.d5 Bf5 23.Rfe1 e5 24.dxe6 Bxe6 25.Rad1 Bxa2 26.Qxd6 Qxd6 27.
Rxd6 a5 28.Red1 Kg7 29.Rd8 Ra7 30.R1d7 Ra6 31.Rd6 Ra7 32.g4 g5 33.Rb6 Bc4 
34.Rbb8 a4 35.Rg8+ Kf6 36.Rb6+ Ke5 37.Rxg5+ Ke4 38.Rd6 f6 39.Rf5 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "9"]
[White "Maderna, Carlos"]
[Black "Shocron, Ruben"]
[Result "1-0"]
[ECO "D64"]
[EventDate "1954.??.??"]
[PlyCount "114"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Bg5 Be7 5.e3 Nbd7 6.Nc3 O-O 7.Rc1 c6 8.a3 a6 
9.Qc2 Re8 10.Rd1 b5 11.c5 e5 12.Nxe5 Nxe5 13.dxe5 Nd7 14.Bxe7 Qxe7 15.Bd3 
Nxe5 16.b4 Nxd3+ 17.Qxd3 Qg5 18.Kf1 Bg4 19.Rd2 Re6 20.h4 Rh6 21.Qd4 Rxh4 
22.Rxh4 Qxh4 23.f3 Qh1+ 24.Kf2 Be6 25.Ne2 Qh2 26.Rd1 Re8 27.Ng3 Qh6 28.Rh1
Qg6 29.Ne2 Qc2 30.Rc1 Qf5 31.Rh1 f6 32.Qd2 Bd7 33.Nd4 Qg6 34.Ne2 Re5 35.
Nf4 Qe8 36.Qd3 Bf5 37.Qc3 Qe7 38.Ne2 Qf7 39.Qd4 Bd7 40.Nf4 Qe8 41.a4 h5 
42.axb5 axb5 43.Ra1 Qb8 44.Ra6 Rg5 45.Qa1 Qe5 46.Ra7 Qf5 47.Qd1 h4 48.Qd3 
Qxd3 49.Nxd3 Be8 50.Rc7 Kf8 51.Nf4 Re5 52.Ne2 Re7 53.Rc8 Ra7 54.Nd4 Ra2+ 
55.Kg1 Kf7 56.Rc7+ Kg8 57.Nf5 Kh7 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "9"]
[White "Rossetto, Hector Decio"]
[Black "Cruz, Walter"]
[Result "1-0"]
[ECO "A19"]
[EventDate "1954.??.??"]
[PlyCount "103"]

1.c4 c5 2.Nc3 Nf6 3.g3 Nc6 4.Bg2 e6 5.e4 d5 6.d3 dxc4 7.dxc4 Qxd1+ 8.Kxd1 
Bd7 9.h3 O-O-O 10.Be3 Be7 11.Nge2 h6 12.Kc2 g5 13.Rad1 Ne5 14.b3 Bc6 15.f4
gxf4 16.gxf4 Ng6 17.Rxd8+ Rxd8 18.Rg1 Nh4 19.Bh1 Rg8 20.Ng3 Ne8 21.Nf5 
Nxf5 22.Rxg8 Nxe3+ 23.Kd3 Nf1 24.Ke2 Nh2 25.Kf2 Kd7 26.Kg1 f5 27.Kxh2 Nf6 
28.Rg6 fxe4 29.Rxh6 Ke8 30.Rg6 Kf7 31.Rg1 Bd6 32.Ne2 Nh5 33.Rf1 Kf6 34.h4 
a6 35.Kh3 b5 36.Kg4 Ng7 37.Ng3 Nf5 38.Re1 Nxg3 39.Kxg3 Kf5 40.Rf1 b4 41.
Bg2 a5 42.Bh3+ Kf6 43.h5 Bf8 44.Rd1 Ke7 45.Bg2 Kf6 46.Kg4 Bh6 47.Re1 Bd7 
48.Bxe4 e5+ 49.f5 Ke7 50.Rd1 Be3 51.Rd5 Bd4 52.Rxd7+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "9"]
[White "Sanguineti, Jorge"]
[Black "Panno, Oscar"]
[Result "1/2-1/2"]
[ECO "E94"]
[EventDate "1954.??.??"]
[PlyCount "81"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nbd7 8.Bg5 h6 
9.Be3 c6 10.dxe5 dxe5 11.h3 Qe7 12.Qc2 Nh5 13.Qc1 Kh7 14.Rd1 Nc5 15.Rb1 
Nf4 16.Bf1 f5 17.g3 Nfe6 18.exf5 gxf5 19.b4 Nd7 20.Nh4 e4 21.Ne2 Ne5 22.
Nf4 Qf7 23.Be2 Nxf4 24.Bxf4 Be6 25.Rd6 Rad8 26.Bh5 Qf6 27.Qd1 Nxc4 28.Bg6+
Kg8 29.Rxd8 Rxd8 30.Qh5 Ne5 31.Bxf5 Nf3+ 32.Kh1 Bxf5 33.Qxf5 Nxh4 34.Qxf6 
Bxf6 35.gxh4 Bxh4 36.Be3 a6 37.Rg1+ Kh7 38.Rg4 Bf6 39.Rxe4 Kg7 40.Kg2 h5 
41.Bb6 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "9"]
[White "Schroeder, Ruperto"]
[Black "Najdorf, Miguel"]
[Result "1/2-1/2"]
[ECO "E33"]
[EventDate "1954.??.??"]
[PlyCount "85"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6 5.Nf3 d6 6.e3 O-O 7.Bd2 e5 8.d5 Ne7 
9.Bd3 c6 10.dxc6 bxc6 11.a3 Ba5 12.c5 h6 13.cxd6 Qxd6 14.Ne4 Bxd2+ 15.
Nfxd2 Nxe4 16.Nxe4 Qg6 17.O-O f5 18.Nc5 Qf6 19.Rac1 Kh8 20.Rfd1 e4 21.Bc4 
Ng6 22.Rd4 Qe7 23.Bf1 Ne5 24.Rcd1 Be6 25.Nxe6 Qxe6 26.Qc3 Qe7 27.b4 Rae8 
28.Be2 Rf6 29.Qd2 Rg6 30.Rd6 Rxd6 31.Qxd6 Qf7 32.g3 Kh7 33.Rd4 Qe7 34.Qxe7
Rxe7 35.Kf1 Kg6 36.Ke1 Kf6 37.Kd2 Rc7 38.Rd8 Rd7+ 39.Rxd7 Nxd7 40.Kc3 Ke5 
41.h4 Kd5 42.Bc4+ Kd6 43.Be2 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "10"]
[White "Castillo Larenas, Mariano"]
[Black "Eliskases, Erich"]
[Result "0-1"]
[ECO "E52"]
[EventDate "1954.??.??"]
[PlyCount "113"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 b6 7.O-O Bb7 8.a3 Be7 
9.cxd5 exd5 10.Ne5 Nbd7 11.f4 Ne4 12.Rf3 f5 13.Rh3 Nxe5 14.fxe5 Rf7 15.Bd2
c5 16.Ne2 Bg5 17.Nf4 Bxf4 18.exf4 Rc8 19.Be1 Rc6 20.Rc1 Qc8 21.Bb5 Rcc7 
22.Bc3 Qe6 23.Be2 Bc8 24.Rh4 Qe7 25.Rh3 g5 26.Rf3 Rg7 27.Bd2 g4 28.Rf1 c4 
29.g3 Qe6 30.Be1 Bb7 31.Rf2 Kh8 32.Bf1 Nxf2 33.Bxf2 a5 34.Be1 h5 35.Rc3 
Rg8 36.h4 Rgc8 37.Re3 Ra8 38.Bc3 Bc6 39.Be2 b5 40.Qe1 Rca7 41.Qd2 Kg8 42.
Bd1 b4 43.axb4 axb4 44.Bxb4 Ra1 45.Kg2 Ba4 46.Bxa4 R1xa4 47.Ba3 Kf7 48.Bc5
Rb8 49.Qc2 Ra6 50.Kf2 Kg6 51.Kg2 Qe8 52.Qe2 Qe6 53.Kf2 Rb7 54.Qc2 Qe8 55.
Qe2 Ra2 56.Ba3 Qb8 57.Rc3 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "10"]
[White "Cruz, Walter"]
[Black "Benko, Francisco"]
[Result "1-0"]
[ECO "A13"]
[EventDate "1954.??.??"]
[PlyCount "81"]

1.c4 Nf6 2.Nf3 e6 3.b3 d5 4.Bb2 Be7 5.e3 Nbd7 6.Be2 b6 7.cxd5 exd5 8.Nd4 
Nb8 9.Qc2 Bd7 10.Nf5 Bxf5 11.Qxf5 Qd7 12.Qc2 O-O 13.O-O c6 14.f4 a5 15.Nc3
Na6 16.Rac1 Rfc8 17.Nd1 Nc5 18.Nf2 Qe8 19.Nd3 Nce4 20.Ne5 c5 21.a4 Nd6 22.
Ng4 Nxg4 23.Bxg4 Rd8 24.Bf3 Ne4 25.d3 Nf6 26.Rce1 Rac8 27.e4 d4 28.Bc1 Qd7
29.f5 c4 30.bxc4 Bb4 31.Re2 Ne8 32.e5 Nc7 33.e6 fxe6 34.fxe6 Qe7 35.Bb7 
Rb8 36.Be4 Bd6 37.Qd2 Rf8 38.Rxf8+ Rxf8 39.Qg5 Kh8 40.Qh5 g6 41.Bxg6 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "10"]
[White "Estrada Degrandi, Walter"]
[Black "Bauza, Lorenzo"]
[Result "0-1"]
[ECO "B80"]
[EventDate "1954.??.??"]
[PlyCount "78"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g3 Be7 7.Bg2 a6 8.O-O O-O
9.Be3 Qc7 10.f4 Nc6 11.Nb3 b5 12.g4 Bb7 13.g5 Nd7 14.Qh5 g6 15.Qh6 Rfe8 
16.Rf3 Bf8 17.Qh4 Bg7 18.Rh3 Nf8 19.f5 Bxc3 20.f6 Bxf6 21.gxf6 h5 22.Qg5 
Nh7 23.Qh4 Ne5 24.Rf1 Ng4 25.Rg3 Nxe3 26.Rxe3 Qb6 27.Re1 e5 28.Kh1 Re6 29.
Rf3 d5 30.Rg3 Nxf6 31.exd5 Bxd5 32.Bxd5 Nxd5 33.Qxh5 Nf4 34.Qf3 Qc6 35.
Qxc6 Rxc6 36.Rxe5 Rxc2 37.Rf3 Rd8 38.Re1 g5 39.h4 Kg7 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "10"]
[White "Humerez Estrada, Cidar"]
[Black "Rossetto, Hector Decio"]
[Result "0-1"]
[ECO "B92"]
[EventDate "1954.??.??"]
[PlyCount "68"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 b5 8.Bf3 Be6
9.Be3 Nbd7 10.O-O Be7 11.Qd2 O-O 12.Rfd1 Qc7 13.Nd5 Nxd5 14.exd5 Bf5 15.c3
Bg6 16.g3 f5 17.Bg2 a5 18.a4 bxa4 19.Nc1 Rfb8 20.f4 e4 21.Ne2 Nb6 22.Nd4 
Nc4 23.Ne6 Qc8 24.Qe1 Nxb2 25.Bd4 Bf6 26.Bf1 Nxd1 27.Qxd1 Bxd4+ 28.cxd4 
Rb3 29.Rxa4 Qc3 30.Rc4 Qe3+ 31.Kh1 Rb2 32.Rc2 Rab8 33.g4 fxg4 34.Rc7 Qf2 
0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "10"]
[White "Najdorf, Miguel"]
[Black "Guimard, Carlos Enrique"]
[Result "1-0"]
[ECO "E09"]
[EventDate "1954.??.??"]
[PlyCount "59"]

1.c4 e6 2.g3 d5 3.Bg2 Nf6 4.Nf3 Be7 5.O-O O-O 6.d4 c6 7.Qc2 Nbd7 8.Nbd2 b6
9.b3 Bb7 10.Bb2 a5 11.e4 Ra7 12.Ne5 Nxe5 13.dxe5 Ne8 14.exd5 cxd5 15.Rfd1 
dxc4 16.Nxc4 Qb8 17.Bxb7 Rxb7 18.Rac1 Nc7 19.Nxb6 Rd8 20.Rxd8+ Bxd8 21.Nd7
Qa7 22.Qc6 h5 23.Rc4 Rb5 24.Qd6 Rd5 25.Qf8+ Kh7 26.Qxf7 Rd1+ 27.Kg2 Qb7+ 
28.Kh3 Qh1 29.Nf6+ Bxf6 30.exf6 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "10"]
[White "Panno, Oscar"]
[Black "De Souza Mendes, Joao"]
[Result "1-0"]
[ECO "E52"]
[EventDate "1954.??.??"]
[PlyCount "81"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 b6 7.O-O Bb7 8.a3 Be7 
9.b3 Nbd7 10.Bb2 Ne4 11.Qe2 Nxc3 12.Bxc3 Bf6 13.e4 dxe4 14.Bxe4 Bxe4 15.
Qxe4 c5 16.Rfd1 Qc7 17.Rac1 Rad8 18.Qc2 Rfe8 19.h3 h6 20.Qe2 Qb7 21.b4 Qc7
22.Bb2 Qb7 23.Qc2 Qc6 24.Qb3 Rc8 25.dxc5 bxc5 26.b5 Qc7 27.Bxf6 Nxf6 28.a4
Red8 29.Qc3 Rxd1+ 30.Rxd1 Rd8 31.Rxd8+ Qxd8 32.a5 Qd1+ 33.Kh2 Ne4 34.Qe3 
Qd6+ 35.g3 f5 36.Qf4 Qd3 37.Kg2 Nf6 38.Ne5 Qc2 39.Qe3 Ne4 40.g4 g5 41.gxf5
1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "10"]
[White "Perez Alcocer, Jose"]
[Black "Jauregui Andrade, Carlos"]
[Result "1/2-1/2"]
[ECO "B24"]
[EventDate "1954.??.??"]
[PlyCount "109"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.Nge2 Nge7 7.Be3 Nd4 8.Qd2 
Qa5 9.Rb1 Nec6 10.a3 d6 11.O-O a6 12.f4 Bd7 13.b4 cxb4 14.axb4 Qc7 15.b5 
axb5 16.Nxb5 Nxb5 17.Rxb5 O-O 18.Rfb1 Rfb8 19.c4 Ra3 20.c5 Nd8 21.cxd6 
Qxd6 22.R5b3 Rxb3 23.Rxb3 b5 24.e5 Qc7 25.Nd4 Bf8 26.Rc3 Qa5 27.Nb3 Qa4 
28.Nc5 Bxc5 29.Bxc5 b4 30.Rc4 Qa1+ 31.Rc1 Qa4 32.Bd6 Rb5 33.Rc7 Rb6 34.Bc5
Rb8 35.Ra7 Qb5 36.d4 b3 37.Qb2 Nb7 38.Bf1 Qc6 39.Qxb3 Qe4 40.Qd3 Qd5 41.
Qc4 Qe4 42.Qe2 Nxc5 43.dxc5 Qd5 44.Qg2 Qxc5+ 45.Qf2 Qd5 46.Ra1 Bc6 47.Bg2 
Qc4 48.Bxc6 Qxc6 49.Rd1 h5 50.h4 Qc3 51.Rd2 Kg7 52.Kh2 Rb1 53.Rc2 Qa1 54.
Qg2 Re1 55.Re2 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "10"]
[White "Pilnik, Herman"]
[Black "Sanguineti, Jorge"]
[Result "1/2-1/2"]
[ECO "B91"]
[EventDate "1954.??.??"]
[PlyCount "83"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 Nc6 7.Bg2 Bg4 8.Nxc6 
bxc6 9.Qd3 Qc8 10.h3 Be6 11.f4 g6 12.g4 Nd7 13.b3 Bg7 14.Bb2 a5 15.Nd1 Nc5
16.Qe3 Bxb2 17.Nxb2 f6 18.e5 Kf7 19.O-O a4 20.Rad1 Rd8 21.f5 gxf5 22.exd6 
exd6 23.Qh6 Kg8 24.Qxf6 Ra7 25.gxf5 Rf7 26.Qh6 Rxf5 27.Rxf5 Bxf5 28.Qg5+ 
Bg6 29.Bxc6 axb3 30.Bd5+ Kg7 31.Rf1 Nd7 32.axb3 Re8 33.Nd3 Kh8 34.Qg2 Be4 
35.Bxe4 Rg8 36.Qxg8+ Kxg8 37.Rf2 Nb6 38.Bf5 Qe8 39.Rg2+ Kh8 40.Rf2 Qe3 41.
Kg2 Nd5 42.Bg4 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "10"]
[White "Salomon, Eduardo"]
[Black "Maderna, Carlos"]
[Result "0-1"]
[ECO "C50"]
[EventDate "1954.??.??"]
[PlyCount "96"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.Nc3 d6 5.d3 Nf6 6.h3 Na5 7.Bb3 c6 8.Na4 Bb4+
9.c3 Nxb3 10.axb3 Ba5 11.b4 Bc7 12.c4 h6 13.Nc3 O-O 14.O-O Re8 15.b5 d5 
16.Re1 Be6 17.bxc6 bxc6 18.cxd5 cxd5 19.exd5 Bxd5 20.Nxd5 Qxd5 21.Be3 a6 
22.d4 e4 23.Nh2 Reb8 24.Ng4 Nxg4 25.Qxg4 f5 26.Qh4 Rxb2 27.Rac1 Qd6 28.g3 
Bb6 29.Rc4 Rb4 30.Rxb4 Qxb4 31.Rc1 Bxd4 32.Bxd4 Qxd4 33.Qe7 Qf6 34.Qb7 Rd8
35.Rc6 Qa1+ 36.Kg2 Qd1 37.Rc8 Qf3+ 38.Kg1 Rxc8 39.Qxc8+ Kh7 40.Qxa6 e3 41.
Qf1 e2 42.Qb1 h5 43.h4 Qe4 44.Qe1 Qf3 45.Qd2 Qg4 46.Qe1 f4 47.Qb1+ Qg6 48.
Qe1 Qd3 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "10"]
[White "Shocron, Ruben"]
[Black "Dodero, Emilio"]
[Result "0-1"]
[ECO "A18"]
[EventDate "1954.??.??"]
[PlyCount "62"]

1.c4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 d4 5.exf6 dxc3 6.bxc3 Qxf6 7.d4 c5 8.Nf3 h6
9.Be2 Nd7 10.Qa4 Bd6 11.Nd2 Qg6 12.Bf3 O-O 13.Ne4 e5 14.O-O Rd8 15.Nxd6 
Qxd6 16.Ba3 Qg6 17.Rfe1 Nb6 18.Qb3 cxd4 19.Rxe5 Be6 20.Be4 Qf6 21.Rc5 dxc3
22.Rf1 Qd4 23.Bb1 Bxc4 24.Qc2 g6 25.Rc1 Qd2 26.Rc7 Re8 27.g3 Re1+ 28.Rxe1 
Qxe1+ 29.Kg2 Qf1+ 30.Kf3 Qh1+ 31.Kg4 Be6+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "10"]
[White "Wexler, Bernardo"]
[Black "Schroeder, Ruperto"]
[Result "1-0"]
[ECO "E67"]
[EventDate "1954.??.??"]
[PlyCount "81"]

1.d4 Nf6 2.c4 d6 3.Nf3 g6 4.g3 Bg7 5.Bg2 O-O 6.O-O Nbd7 7.Qc2 e5 8.Rd1 
exd4 9.Nxd4 Nc5 10.Nc3 a5 11.h3 Re8 12.Bg5 h6 13.Be3 Kh7 14.g4 Qe7 15.Ndb5
Rb8 16.Bf4 Ne6 17.Bg3 Bd7 18.e4 Bxb5 19.Nxb5 Rbd8 20.Re1 Nd7 21.Qd2 b6 22.
Rad1 Ndc5 23.Nc3 Qf6 24.Qe3 Rb8 25.Nd5 Qd8 26.b3 b5 27.cxb5 Rxb5 28.e5 
dxe5 29.Nc3 Qb8 30.Nxb5 Qxb5 31.Bxe5 Bxe5 32.Qxe5 a4 33.Qf6 Kg8 34.Bd5 
axb3 35.axb3 Rf8 36.Bxe6 Nxe6 37.Rxe6 fxe6 38.Qxg6+ Kh8 39.Qxh6+ Kg8 40.
Qxe6+ Rf7 41.Rd5 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "11"]
[White "Bauza, Lorenzo"]
[Black "Perez Alcocer, Jose"]
[Result "0-1"]
[ECO "D40"]
[EventDate "1954.??.??"]
[PlyCount "89"]

1.Nf3 Nf6 2.d4 e6 3.e3 b6 4.Bd3 Bb7 5.O-O Be7 6.c4 c5 7.Nc3 O-O 8.b3 Nc6 
9.Bb2 cxd4 10.Nxd4 Nxd4 11.exd4 d5 12.Re1 Bb4 13.Re3 Rc8 14.Rh3 h6 15.Ne2 
Bd6 16.Ng3 Bxg3 17.Rxg3 Ba6 18.Qd2 Kh8 19.Rc1 Qe7 20.Rh3 Nh7 21.Rg3 Nf6 
22.Bb1 Nh5 23.Rh3 Nf6 24.Rxh6+ Kg8 25.Rc3 Ne4 26.Rch3 f5 27.Bxe4 gxh6 28.
Qxh6 Kf7 29.Qh5+ Kf6 30.Bc1 Rg8 31.Bf4 Qf8 32.Qh4+ Kf7 33.Bf3 Ke8 34.cxd5 
Qb4 35.Bh5+ Kd7 36.dxe6+ Kc6 37.Bf3+ Kb5 38.g4 Qe1+ 39.Kg2 fxg4 40.Qh5+ 
Kb4 41.Bd6+ Kc3 42.Bxg4+ Kb2 43.Re3 Qf1+ 44.Kf3 Bb7+ 45.d5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "11"]
[White "Benko, Francisco"]
[Black "Humerez Estrada, Cidar"]
[Result "1-0"]
[ECO "E94"]
[EventDate "1954.??.??"]
[PlyCount "93"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 Nbd7 7.O-O e5 8.Be3 Ng4
9.Bg5 f6 10.Bc1 Nh6 11.h3 a5 12.Be3 exd4 13.Nxd4 Nc5 14.Ndb5 Ne6 15.Qd2 
Nf7 16.Rad1 Re8 17.f4 b6 18.Bf3 Bb7 19.Qc2 Nc5 20.Bc1 c6 21.Nd4 Qc7 22.b3 
Rad8 23.a3 Bc8 24.b4 Ne6 25.Nde2 axb4 26.axb4 Ba6 27.Qb3 Bb7 28.g3 Ra8 29.
Bb2 Nh6 30.c5 bxc5 31.bxc5 dxc5 32.f5 c4 33.Qc2 Nc5 34.fxg6 hxg6 35.e5 Nd3
36.exf6 Bxf6 37.Rxd3 cxd3 38.Qxd3 Kg7 39.Nf4 Nf5 40.Qc2 Qb6+ 41.Kh2 Qc5 
42.Qb3 Bxc3 43.Bxc3+ Nd4 44.Rd1 Qe7 45.Rxd4 Kh7 46.Ng2 Ra3 47.Rh4+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "11"]
[White "De Souza Mendes, Joao"]
[Black "Pilnik, Herman"]
[Result "0-1"]
[ECO "A25"]
[EventDate "1954.??.??"]
[PlyCount "54"]

1.c4 e5 2.Nc3 d6 3.g3 g6 4.Bg2 Bg7 5.e3 Ne7 6.d4 exd4 7.exd4 O-O 8.Nge2 
Nbc6 9.O-O Nf5 10.d5 Ne5 11.b3 h5 12.h3 Re8 13.Rb1 Nh6 14.Nd4 a5 15.Rb2 
Nf5 16.Nce2 a4 17.f4 axb3 18.axb3 Nd7 19.Nxf5 gxf5 20.Nd4 Nc5 21.Rd2 Ne4 
22.Rd3 Ra2 23.Qf3 h4 24.gxh4 Qxh4 25.Be3 Kh7 26.Kh2 Bxd4 27.Rxd4 Rg8 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "11"]
[White "Dodero, Emilio"]
[Black "Salomon, Eduardo"]
[Result "1/2-1/2"]
[ECO "D41"]
[EventDate "1954.??.??"]
[PlyCount "53"]

1.d4 d5 2.Nf3 Nf6 3.c4 e6 4.Nc3 c5 5.cxd5 Nxd5 6.e3 Nxc3 7.bxc3 Nc6 8.Be2 
Be7 9.O-O O-O 10.e4 cxd4 11.cxd4 Bf6 12.Be3 b6 13.Rc1 Bb7 14.Qa4 Rc8 15.
Rfd1 g6 16.Ba6 Bxa6 17.Qxa6 Nxd4 18.Nxd4 Rxc1 19.Rxc1 Bxd4 20.Rd1 e5 21.
Qxa7 Qa8 22.Qxa8 Rxa8 23.Bxd4 exd4 24.Rd2 Kf8 25.Kf1 Ke7 26.f4 Ra4 27.Ke2 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "11"]
[White "Eliskases, Erich"]
[Black "Shocron, Ruben"]
[Result "1/2-1/2"]
[ECO "D46"]
[EventDate "1954.??.??"]
[PlyCount "120"]

1.c4 Nf6 2.Nc3 c6 3.d4 d5 4.e3 e6 5.Nf3 Nbd7 6.Bd3 Bb4 7.O-O O-O 8.a3 Bd6 
9.e4 dxc4 10.Bxc4 e5 11.Bg5 Qe7 12.Re1 Rd8 13.Ba2 Bc7 14.Qe2 exd4 15.Nxd4 
Qd6 16.Nf3 Ne5 17.Nxe5 Qxe5 18.f4 Qc5+ 19.Kh1 Ng4 20.Bxd8 Nf2+ 21.Qxf2 
Qxf2 22.Bxc7 Bg4 23.Rf1 Qxb2 24.Be5 Qd2 25.h3 Bh5 26.g4 Bg6 27.f5 Qe3 28.
Kg2 Qc5 29.Bg3 Qxc3 30.fxg6 hxg6 31.Bxf7+ Kh7 32.Rad1 Qc2+ 33.Kg1 Qc3 34.
Be1 Qe3+ 35.Bf2 Qxh3 36.e5 Kh6 37.Rd4 Rh8 38.Re1 Kg5 39.Be3+ Kh4 40.g5+ 
Kh5 41.Re2 Qg3+ 42.Kf1 Qxe5 43.Bf2 Qxg5 44.Ree4 Rf8 45.Bc4 Qc1+ 46.Kg2 g5 
47.Be2+ Kh6 48.Re3 Rf4 49.Rd6+ Kh7 50.Bd3+ Kg8 51.Re8+ Rf8 52.Bh7+ Kxh7 
53.Rxf8 Qxa3 54.Rdd8 g4 55.Bg3 Qe3 56.Rh8+ Kg6 57.Rd6+ Kf7 58.Rd7+ Kg6 59.
Rd6+ Kf7 60.Rd7+ Kg6 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "11"]
[White "Guimard, Carlos Enrique"]
[Black "Wexler, Bernardo"]
[Result "1/2-1/2"]
[ECO "E72"]
[EventDate "1954.??.??"]
[PlyCount "178"]

1.c4 Nf6 2.g3 g6 3.Bg2 Bg7 4.Nc3 O-O 5.d4 c5 6.d5 e5 7.e4 d6 8.Nge2 a6 9.
O-O Nbd7 10.h3 Nh5 11.Kh2 f5 12.f4 exf4 13.Nxf4 Nxf4 14.Bxf4 Ne5 15.Qe2 
Bd7 16.exf5 gxf5 17.a4 Qf6 18.Qc2 Rae8 19.Ne2 Ng6 20.b3 Nxf4 21.Nxf4 Re3 
22.Rae1 Rc3 23.Qd1 Re8 24.Rxe8+ Bxe8 25.Rf3 Bf7 26.Rxc3 Qxc3 27.Qd3 Qxd3 
28.Nxd3 Bh5 29.b4 cxb4 30.Nxb4 Be2 31.Nc6 Kf8 32.Nd8 Bxc4 33.Nxb7 Ke7 34.
Na5 Be2 35.Nc6+ Kd7 36.Kg1 Kc7 37.Kf2 Bd1 38.a5 Bc3 39.Bf1 Bb3 40.Bxa6 
Bxd5 41.Ne7 Be4 42.Bc8 Bxa5 43.Bxf5 d5 44.Bxe4 dxe4 45.Nd5+ Kd6 46.Nf6 Ke5
47.Nxh7 Kd4 48.Ke2 Bc7 49.g4 Ke5 50.Nf8 Bd6 51.Ng6+ Kf6 52.Nh4 Kg5 53.Ng2 
Bc5 54.Kd2 Bb6 55.Kc3 Bc5 56.Kb3 Bb6 57.Kb4 Bd4 58.Kc4 Bf2 59.Kc3 Bc5 60.
Kc2 Bb6 61.Kd1 Bc5 62.Ke1 Bb6 63.Ke2 Bc5 64.Kf1 Bb6 65.Ne1 Kf4 66.Kg2 Bd4 
67.Nc2 Bc5 68.Na1 Bb6 69.Nb3 Be3 70.Na5 Bc5 71.Nc4 Bd4 72.Nd2 Bc3 73.Nb3 
Bf6 74.Nc5 Be7 75.Ne6+ Ke5 76.Ng7 Kf4 77.Nh5+ Ke3 78.Ng3 Kf4 79.Ne2+ Ke3 
80.Nc3 Bh4 81.Nd5+ Kd2 82.Kf1 Bg5 83.Kf2 Bh4+ 84.Kf1 Bg5 85.Kg2 e3 86.Nxe3
Kxe3 87.Kg3 Ke4 88.h4 Bf4+ 89.Kh3 Bc1 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "11"]
[White "Jauregui Andrade, Carlos"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[ECO "E95"]
[EventDate "1954.??.??"]
[PlyCount "94"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.Nf3 g6 6.Be2 Bg7 7.O-O O-O 8.Re1 c6 
9.Rb1 a5 10.b3 exd4 11.Nxd4 Re8 12.Bf3 Qc7 13.Bf4 Ne5 14.Be2 Nfd7 15.Qd2 
Nc5 16.Rbd1 a4 17.b4 Ne6 18.Be3 Nxd4 19.Bxd4 Be6 20.Rc1 Qe7 21.Nd1 Qh4 22.
Bf1 Bh6 23.Qc3 Nf3+ 24.Qxf3 Bxc1 25.Qc3 Bh6 26.Bf6 Bg5 27.Bd4 Qh6 28.Ne3 
Bf4 29.g3 Be5 30.f4 Bxd4 31.Qxd4 Qg7 32.Qxg7+ Kxg7 33.Rd1 Rad8 34.Kf2 f5 
35.exf5 Bxf5 36.g4 Be4 37.g5 d5 38.c5 Rf8 39.Kg3 Bf5 40.Nxf5+ Rxf5 41.Bd3 
Rf7 42.Bc2 Re8 43.h4 Re2 44.Bb1 Rfe7 45.f5 gxf5 46.Bxf5 Rxa2 47.h5 h6 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "11"]
[White "Maderna, Carlos"]
[Black "Estrada Degrandi, Walter"]
[Result "1/2-1/2"]
[ECO "A48"]
[EventDate "1954.??.??"]
[PlyCount "84"]

1.d4 Nf6 2.Nf3 c5 3.e3 g6 4.Nbd2 b6 5.Bd3 Bg7 6.Qe2 Nc6 7.c3 O-O 8.O-O Nd5
9.a3 cxd4 10.cxd4 Bb7 11.Nb3 Qb8 12.Bc4 e6 13.Bd2 a5 14.Ng5 a4 15.Nc1 Na5 
16.Bb5 Bc6 17.Bxc6 Nxc6 18.Nd3 h6 19.Nh3 Qb7 20.Nhf4 Nxf4 21.Nxf4 Rfc8 22.
Rac1 Na7 23.Bb4 Rxc1 24.Rxc1 Rc8 25.Rxc8+ Qxc8 26.g3 Qc1+ 27.Kg2 Qc6+ 28.
Qf3 Qxf3+ 29.Kxf3 Nc6 30.Bd6 Na5 31.Nd3 Nc4 32.Bb4 d5 33.Ke2 Bf8 34.Bxf8 
Kxf8 35.Kd1 Ke7 36.Kc2 Kd6 37.Kc3 b5 38.h4 h5 39.Kb4 Kc6 40.b3 axb3 41.
Kxb3 Kb6 42.Kb4 Kc6 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "11"]
[White "Rossetto, Hector Decio"]
[Black "Castillo Larenas, Mariano"]
[Result "1-0"]
[ECO "A38"]
[EventDate "1954.??.??"]
[PlyCount "62"]

1.c4 c5 2.Nc3 Nf6 3.g3 Nc6 4.Bg2 g6 5.Nf3 Bg7 6.O-O O-O 7.d3 d6 8.a3 Bd7 
9.Rb1 Qc8 10.Re1 Bh3 11.Bh1 Bg4 12.b4 b6 13.b5 Nd4 14.Nxd4 cxd4 15.Na2 Qc5
16.Nb4 Rac8 17.Bb7 Rcd8 18.Qd2 h6 19.Bg2 Rd7 20.a4 Qh5 21.a5 Be6 22.axb6 
axb6 23.Nc6 Ng4 24.h3 Ne5 25.g4 Qh4 26.Qf4 f5 27.gxf5 Qxf4 28.Bxf4 Rxf5 
29.Nxd4 Rxf4 30.Nxe6 Rf6 31.Bd5 Kh7 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "11"]
[White "Sanguineti, Jorge"]
[Black "Cruz, Walter"]
[Result "0-1"]
[ECO "D24"]
[EventDate "1954.??.??"]
[PlyCount "70"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 c5 5.e4 cxd4 6.Qxd4 Qxd4 7.Nxd4 a6 8.
Bxc4 e6 9.f3 b5 10.Be2 Bb7 11.Be3 Bc5 12.Rc1 Nbd7 13.a4 b4 14.Nd1 O-O 15.
Nb3 Bxe3 16.Nxe3 Rfc8 17.Nc4 Nc5 18.Nxc5 Rxc5 19.Kf2 Rac8 20.Rcd1 Kf8 21.
b3 a5 22.Rd6 Bxe4 23.fxe4 Rxc4 24.Ra6 Rxe4 25.Bc4 Re5 26.Rd1 Rec5 27.Kg1 
R8c6 28.Rd8+ Ke7 29.Raa8 Rc7 30.h3 Ne4 31.Re8+ Kf6 32.Rad8 Nc3 33.Rd3 Nxa4
34.Rf3+ Rf5 35.Rxf5+ exf5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "11"]
[White "Schroeder, Ruperto"]
[Black "Panno, Oscar"]
[Result "0-1"]
[ECO "E96"]
[EventDate "1954.??.??"]
[PlyCount "78"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nbd7 8.Re1 c6 
9.Bf1 a5 10.dxe5 dxe5 11.b3 Qe7 12.Qc2 Ne8 13.Bb2 Nc7 14.Rad1 Ne6 15.Ne2 
a4 16.Nc1 c5 17.Nd3 f6 18.g3 Rd8 19.Nh4 b6 20.Bg2 Bb7 21.f4 Nd4 22.Bxd4 
cxd4 23.b4 Rdc8 24.Rb1 Qf7 25.Rec1 Bh6 26.c5 Rc7 27.Qe2 bxc5 28.bxc5 Rac8 
29.Rxb7 Rxb7 30.c6 Rbc7 31.Nb4 exf4 32.e5 Qf8 33.Qc4+ Kh8 34.exf6 f3 35.
Bh3 Bxc1 36.Qxc1 Nxf6 37.Bxc8 Qxb4 38.Bb7 Qc3 39.Qd1 Qe3+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "12"]
[White "Bauza, Lorenzo"]
[Black "Maderna, Carlos"]
[Result "0-1"]
[ECO "C50"]
[EventDate "1954.??.??"]
[PlyCount "53"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.O-O Nf6 5.d3 d6 6.h3 Na5 7.Bb3 c6 8.Nc3 Nxb3
9.axb3 O-O 10.d4 exd4 11.Nxd4 Re8 12.Re1 d5 13.e5 Ne4 14.f3 Qh4 15.Be3 
Nxc3 16.bxc3 Bxh3 17.gxh3 Qg3+ 18.Kf1 Rxe5 19.Re2 Rae8 20.Rg2 Qxh3 21.Bf4 
Re2 22.Nxe2 Qxf3+ 23.Ke1 Qxg2 24.b4 Qg1+ 25.Kd2 Be3+ 26.Bxe3 Qxe3+ 27.Ke1 
0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "12"]
[White "Castillo Larenas, Mariano"]
[Black "Benko, Francisco"]
[Result "1/2-1/2"]
[ECO "B92"]
[EventDate "1954.??.??"]
[PlyCount "51"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 b5 8.O-O Bb7
9.Bf3 Be7 10.a3 Nbd7 11.Qe2 Rc8 12.Be3 O-O 13.Rfd1 Qc7 14.Rd2 Nb6 15.Na5 
Ba8 16.Rad1 Na4 17.Nxa4 bxa4 18.Qxa6 Nxe4 19.Bb6 Qb8 20.Bxe4 Bxe4 21.c4 
Ba8 22.c5 dxc5 23.Ba7 Qc7 24.Bb6 Qb8 25.Ba7 Qc7 26.Bb6 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "12"]
[White "Cruz, Walter"]
[Black "De Souza Mendes, Joao"]
[Result "1-0"]
[ECO "A30"]
[EventDate "1954.??.??"]
[PlyCount "73"]

1.c4 Nf6 2.Nf3 e6 3.b3 Be7 4.Bb2 O-O 5.g3 b6 6.Bg2 Bb7 7.O-O c5 8.Nc3 Qc8 
9.Rc1 Nc6 10.d4 cxd4 11.Nxd4 Nxd4 12.Qxd4 Bxg2 13.Kxg2 Qb7+ 14.Kg1 d5 15.
cxd5 exd5 16.Rfd1 Rad8 17.e3 Rfe8 18.Ne2 Qa6 19.Qd3 Qxa2 20.Rc2 Qa5 21.Nd4
Rc8 22.Nc6 Rxc6 23.Rxc6 b5 24.Bc3 b4 25.Ra1 Qd8 26.Bxf6 Bxf6 27.Rxa7 g6 
28.Rcc7 Re7 29.Rxe7 Bxe7 30.Qb5 Bf8 31.Rd7 Qf6 32.Qxd5 h5 33.h4 Kg7 34.Kg2
Kg8 35.Rd8 Qe7 36.Qa8 Kg7 37.Rxf8 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "12"]
[White "Estrada Degrandi, Walter"]
[Black "Dodero, Emilio"]
[Result "0-1"]
[ECO "D36"]
[EventDate "1954.??.??"]
[PlyCount "132"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Be7 5.e3 O-O 6.cxd5 exd5 7.Bd3 Nbd7 8.Nge2
c6 9.Qc2 h6 10.Bf4 Re8 11.h3 Nf8 12.g4 Ne6 13.O-O-O b5 14.f3 Nd7 15.Ng3 
Nxf4 16.exf4 Bd6 17.Nce2 Qc7 18.Nh5 c5 19.Kb1 c4 20.Bf5 Nf8 21.Nc3 Bb7 22.
Nxb5 Qb6 23.Nxd6 Qxd6 24.g5 hxg5 25.fxg5 Re3 26.Qg2 Ng6 27.Qf2 Rae8 28.
Rde1 R3e7 29.Bc2 c3 30.Ng3 Qb6 31.b3 Rxe1+ 32.Rxe1 Rxe1+ 33.Qxe1 Qxd4 34.
Nf5 Qe5 35.Qf2 Bc8 36.Nd4 Qxg5 37.Qe1 Bxh3 38.Qxc3 Nf8 39.Kb2 g6 40.Qc5 
Qe5 41.Ka3 Ne6 42.Nxe6 Bxe6 43.Bd3 Qb8 44.Kb2 Qf4 45.Qxa7 Qd2+ 46.Bc2 Bf5 
47.Qb8+ Kh7 48.Qc7 d4 49.Qxf7+ Kh6 50.Qf8+ Kg5 51.Qe7+ Kf4 52.Qh4+ Kxf3 
53.Qh1+ Kg3 54.Qg1+ Kh4 55.Qh1+ Kg3 56.Qg1+ Kf4 57.Qf1+ Ke5 58.Qb5+ Kf6 
59.Qb6+ Kg5 60.Qc5 d3 61.Qg1+ Kf4 62.Qd4+ Kf3 63.Qd5+ Be4 64.Qf7+ Ke2 65.
Qe6 Qxc2+ 66.Ka3 Qc5+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "12"]
[White "Humerez Estrada, Cidar"]
[Black "Sanguineti, Jorge"]
[Result "0-1"]
[ECO "C14"]
[EventDate "1954.??.??"]
[PlyCount "62"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.Qg4 O-O 8.f4 
c5 9.dxc5 Nc6 10.Nf3 f5 11.Qh3 Nxc5 12.Be2 Ne4 13.Nd1 Qc5 14.c3 b5 15.Qh4 
b4 16.Ng5 Nxg5 17.Qxg5 bxc3 18.bxc3 d4 19.Qg3 Rd8 20.Qf2 Qa5 21.O-O dxc3 
22.Nxc3 Qxc3 23.Rac1 Qb2 24.Bf3 Rd2 25.Qc5 Bd7 26.Bxc6 Rc8 27.Rb1 Qxa2 28.
Ra1 Qb3 29.Rab1 Rxc6 30.Qe7 Qc4 31.Rb8+ Rc8 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "12"]
[White "Panno, Oscar"]
[Black "Guimard, Carlos Enrique"]
[Result "1/2-1/2"]
[ECO "A99"]
[EventDate "1954.??.??"]
[PlyCount "81"]

1.c4 e6 2.g3 f5 3.Bg2 Nf6 4.Nf3 Be7 5.O-O O-O 6.d4 d6 7.Nc3 Qe8 8.b3 Nc6 
9.Ng5 Bd8 10.Ba3 a6 11.Nf3 Ne4 12.Nxe4 fxe4 13.Nd2 Nxd4 14.Nxe4 Nc6 15.Qd2
Qg6 16.Rad1 Be7 17.Bb2 Bd7 18.e3 Rad8 19.Qe2 Bc8 20.Nc3 Bf6 21.Rd2 h5 22.
f4 Bd7 23.Ne4 Be7 24.Nc3 Bf6 25.Bf3 Be8 26.Kh1 Bf7 27.Rg1 Bxc3 28.Bxc3 e5 
29.g4 h4 30.Qf2 Rde8 31.g5 h3 32.Bxc6 d5 33.Rgd1 Qe4+ 34.Kg1 bxc6 35.Bxe5 
Rxe5 36.Rd4 Qxe3 37.fxe5 Qxf2+ 38.Kxf2 Bh5+ 39.Kg3 Bxd1 40.Rxd1 Rf5 41.
cxd5 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "12"]
[White "Perez Alcocer, Jose"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[ECO "C00"]
[EventDate "1954.??.??"]
[PlyCount "132"]

1.e4 c5 2.d3 Nc6 3.Nf3 Nf6 4.g3 d5 5.Nbd2 e6 6.Bg2 Be7 7.O-O O-O 8.c3 b6 
9.Qa4 Qd7 10.Re1 Rd8 11.Nf1 dxe4 12.dxe4 Ne5 13.Qxd7 Nfxd7 14.Rd1 Ba6 15.
Ne1 c4 16.h3 Nc5 17.Be3 Na4 18.Rxd8+ Rxd8 19.Rb1 Bc5 20.f4 Nd3 21.Nxd3 
cxd3 22.Bxc5 bxc5 23.Ne3 d2 24.Bf1 Bb7 25.Bg2 c4 26.Kf2 Nc5 27.e5 Nd3+ 28.
Kf1 Bxg2+ 29.Kxg2 Nc1 30.Nd1 g5 31.b4 cxb3 32.axb3 gxf4 33.gxf4 Rd3 34.Ra1
Ne2 35.Rxa7 Nxf4+ 36.Kf2 Nxh3+ 37.Kf1 Nf4 38.Kf2 Nh3+ 39.Ke2 Nf4+ 40.Kf2 
Rh3 41.Rd7 Ng6 42.Kg2 Rh5 43.Rxd2 Nxe5 44.Kg3 Kf8 45.Ne3 Ke7 46.Rd1 f5 47.
Ng2 Rg5+ 48.Kf2 h5 49.Nf4 h4 50.Rh1 Rg3 51.Rxh4 Rxc3 52.Rh7+ Kd6 53.Rh3 
Ng4+ 54.Ke2 Rc2+ 55.Kd1 Ra2 56.Ke1 e5 57.Rd3+ Ke7 58.Nd5+ Ke6 59.Nc7+ Kf6 
60.Rd6+ Kg5 61.Ne6+ Kh4 62.Rd3 f4 63.Rf3 Nh2 64.Rf2 Ra1+ 65.Kd2 Kg3 66.Re2
Ra2+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "12"]
[White "Pilnik, Herman"]
[Black "Schroeder, Ruperto"]
[Result "1-0"]
[ECO "C90"]
[EventDate "1954.??.??"]
[PlyCount "89"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.d3 Na5 10.Bc2 c5 11.Nbd2 Nc6 12.Nf1 Re8 13.a4 Bd7 14.h3 Bf8 15.Bg5 Rb8 
16.axb5 axb5 17.Ne3 h6 18.Bxf6 Qxf6 19.Nh2 Ne7 20.Ra7 Be6 21.Qh5 Ng6 22.g3
Ra8 23.Nhg4 Qd8 24.Rxa8 Qxa8 25.Nf5 Qa2 26.Nfxh6+ gxh6 27.Nf6+ Kh8 28.Nxe8
Qxb2 29.Nc7 Qxc3 30.Qe2 b4 31.Nxe6 fxe6 32.Rb1 d5 33.Bb3 Qd4 34.exd5 exd5 
35.Qf3 e4 36.dxe4 c4 37.Ba4 Kg7 38.exd5 Bc5 39.Bc2 Ne5 40.Qf5 Nd3 41.Bxd3 
cxd3 42.Rd1 b3 43.Rxd3 Qa1+ 44.Kg2 b2 45.Rb3 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "12"]
[White "Salomon, Eduardo"]
[Black "Eliskases, Erich"]
[Result "0-1"]
[ECO "B22"]
[EventDate "1954.??.??"]
[PlyCount "88"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 e6 5.Nf3 cxd4 6.Nxd4 Qc7 7.f4 a6 8.Bd3 d6 
9.Nf3 Nc6 10.Qe2 dxe5 11.fxe5 Bc5 12.a3 b5 13.c4 Nd4 14.Nxd4 Bxd4 15.Nd2 
Nf4 16.Qe4 Nxd3+ 17.Qxd3 Qxe5+ 18.Qe4 Bb7 19.Qxe5 Bxe5 20.O-O O-O 21.Re1 
Bd4+ 22.Kh1 Rfd8 23.Nb3 bxc4 24.Nxd4 Rxd4 25.Be3 Rg4 26.Re2 Rd8 27.Kg1 Rd3
28.g3 h5 29.Rae1 h4 30.Bf4 Bd5 31.Re3 hxg3 32.hxg3 g5 33.Be5 f6 34.Bxf6 
Rxg3+ 35.Rxg3 Rxg3+ 36.Kh2 Rg2+ 37.Kh3 Kf7 38.Bd4 Rd2 39.Bc3 Rd3+ 40.Kh2 
g4 41.Rf1+ Kg6 42.Be5 Rh3+ 43.Kg1 g3 44.Rf6+ Kg5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "12"]
[White "Shocron, Ruben"]
[Black "Rossetto, Hector Decio"]
[Result "0-1"]
[ECO "E68"]
[EventDate "1954.??.??"]
[PlyCount "112"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.Nf3 e5 5.g3 c6 6.Qc2 g6 7.Bg2 Bg7 8.O-O O-O 
9.e4 Re8 10.h3 exd4 11.Nxd4 Nb6 12.Nce2 Qe7 13.f3 Nh5 14.g4 Ng3 15.Nxg3 
Bxd4+ 16.Kh1 Be6 17.Rd1 Be5 18.f4 Bg7 19.Bf1 Qh4 20.Kg2 h5 21.Be2 Rad8 22.
Be3 d5 23.cxd5 cxd5 24.Bf2 hxg4 25.hxg4 Qe7 26.f5 gxf5 27.gxf5 Bd7 28.Bxb6
axb6 29.Rxd5 Bc6 30.Rxd8 Qxd8 31.Bf3 Qg5 32.Qc1 Qxc1 33.Rxc1 Bxb2 34.Rc2 
Be5 35.Rd2 Ra8 36.Ne2 Ra4 37.Ng3 Kg7 38.Bd1 Ra8 39.Bb3 Kf6 40.Kf3 Rh8 41.
Rg2 Rh4 42.Bc2 b5 43.Rg1 b4 44.Rg2 Bc7 45.Rg1 Rf4+ 46.Kg2 Ke5 47.Bd1 Bb6 
48.Rf1 Rxf1 49.Kxf1 Kf4 50.Kg2 f6 51.Bb3 Bd4 52.Bf7 Ke3 53.Be6 Be5 54.Bb3 
Bxg3 55.Kxg3 Kxe4 56.Kg4 Ke5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "12"]
[White "Wexler, Bernardo"]
[Black "Jauregui Andrade, Carlos"]
[Result "0-1"]
[ECO "A04"]
[EventDate "1954.??.??"]
[PlyCount "74"]

1.Nf3 e6 2.g3 f5 3.Bg2 Nf6 4.O-O Be7 5.d3 O-O 6.Nbd2 d6 7.e4 e5 8.exf5 
Bxf5 9.h3 Nc6 10.Nc4 Qd7 11.Kh2 Rae8 12.Re1 h6 13.b3 Rf7 14.Bb2 Ref8 15.
Ne3 Bh7 16.d4 e4 17.Nd2 d5 18.a3 Nd8 19.f4 Bd6 20.Nb1 g5 21.fxg5 Bxg3+ 22.
Kg1 Bxe1 23.gxf6 Bg3 24.Ng4 Rxf6 25.Nxf6+ Rxf6 26.c4 c6 27.Nc3 Bf2+ 28.Kh1
Rf3 29.Qf1 Rf7 30.cxd5 cxd5 31.Qe2 Nc6 32.Qh5 Bxd4 33.Rd1 Qf5 34.Qxh6 Bg6 
35.Qd2 Bh5 36.Rf1 Qxf1+ 37.Bxf1 Rxf1+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "13"]
[White "Benko, Francisco"]
[Black "Shocron, Ruben"]
[Result "0-1"]
[ECO "B26"]
[EventDate "1954.??.??"]
[PlyCount "83"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.Nge2 Nge7 7.O-O O-O 8.f4 d6 
9.Be3 Nd4 10.Qd2 Rb8 11.Nd1 Nxe2+ 12.Qxe2 b5 13.c3 b4 14.Bd2 Nc6 15.Ne3 
Ba6 16.Rab1 bxc3 17.bxc3 Qa5 18.e5 Qc7 19.exd6 Qxd6 20.Nc4 Qd7 21.Rfd1 
Rxb1 22.Rxb1 Rd8 23.Be1 Qxd3 24.Qxd3 Rxd3 25.Nb2 Rd7 26.Na4 Bc4 27.Nxc5 
Bxa2 28.Rb7 Bd5 29.Rc7 Bxg2 30.Kxg2 h6 31.Nb7 Rd1 32.Bf2 Rb1 33.Nd6 Na5 
34.Nxf7 Rb7 35.Rxb7 Nxb7 36.Ne5 a5 37.c4 Nd6 38.c5 Bxe5 39.fxe5 Nb5 40.c6 
a4 41.Bc5 Kf7 42.Ba3 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "13"]
[White "De Souza Mendes, Joao"]
[Black "Humerez Estrada, Cidar"]
[Result "1/2-1/2"]
[ECO "D40"]
[EventDate "1954.??.??"]
[PlyCount "117"]

1.c4 e6 2.Nc3 Nf6 3.d4 d5 4.Nf3 Be7 5.e3 O-O 6.Bd3 a6 7.b3 c5 8.O-O cxd4 
9.exd4 Nc6 10.a3 b6 11.Bb2 Bb7 12.Qe2 Na5 13.Bc2 dxc4 14.b4 Nb3 15.Rad1 b5
16.Bxb3 cxb3 17.Nd2 Nd5 18.Nce4 Bd6 19.Nxd6 Qxd6 20.Qe5 Qxe5 21.dxe5 Nf4 
22.Nxb3 Bxg2 23.Rfe1 Bf3 24.Rd6 Rfe8 25.Re3 Bd5 26.Nc5 Bc4 27.f3 Nd5 28.
Re4 Ne7 29.Red4 Bd5 30.Rxa6 Rxa6 31.Nxa6 Rc8 32.Nc5 Bxf3 33.Rd7 Nf5 34.Kf2
Bc6 35.Rd1 h6 36.Rd2 Bd5 37.Rd1 Ne7 38.Rc1 Nc6 39.Nb7 Ne7 40.Rxc8+ Nxc8 
41.Nd6 Nb6 42.Ke3 Nc4+ 43.Nxc4 Bxc4 44.Kd4 Bf1 45.Kc5 g5 46.a4 bxa4 47.b5 
h5 48.Kb4 h4 49.Kxa4 g4 50.Bd4 g3 51.hxg3 hxg3 52.b6 Ba6 53.Kb4 Kg7 54.Kc3
Kg6 55.Kd2 Kf5 56.Ke3 Kg4 57.Bc5 Bb7 58.Bd4 Bd5 59.Bc5 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "13"]
[White "Dodero, Emilio"]
[Black "Bauza, Lorenzo"]
[Result "1-0"]
[ECO "D25"]
[EventDate "1954.??.??"]
[PlyCount "65"]

1.d4 d5 2.c4 c6 3.Nf3 dxc4 4.e3 Bg4 5.Bxc4 Bxf3 6.Qxf3 Nf6 7.Nc3 e6 8.O-O 
Be7 9.Rd1 O-O 10.e4 Nbd7 11.Bb3 Rc8 12.Bf4 Qa5 13.d5 exd5 14.exd5 Bb4 15.
dxc6 bxc6 16.Rac1 Ne5 17.Qe2 Ng6 18.Bg3 Rfe8 19.Qc4 Re6 20.Nd5 Nxd5 21.
Rxd5 cxd5 22.Qxc8+ Nf8 23.h3 Bd6 24.Bxd6 Rxd6 25.Qc5 Qd8 26.Qxa7 Rd7 27.
Qa6 g6 28.Qc8 Qe7 29.Qc5 Qf6 30.Bxd5 Qxb2 31.Re1 Kg7 32.Re8 Rxd5 33.Qxf8+ 
1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "13"]
[White "Eliskases, Erich"]
[Black "Estrada Degrandi, Walter"]
[Result "1-0"]
[ECO "A96"]
[EventDate "1954.??.??"]
[PlyCount "99"]

1.c4 f5 2.Nf3 Nf6 3.g3 d6 4.d4 e6 5.Bg2 Be7 6.O-O O-O 7.b3 Ne4 8.Bb2 Bf6 
9.Nbd2 Nxd2 10.Qxd2 Qe8 11.Rfe1 Qg6 12.Rad1 Nc6 13.d5 Nd8 14.dxe6 Nxe6 15.
Bxf6 Qxf6 16.e4 fxe4 17.Rxe4 Bd7 18.Nd4 Nxd4 19.Qxd4 Qxd4 20.Rexd4 Bc6 21.
Bxc6 bxc6 22.c5 d5 23.Re1 Rae8 24.Rxe8 Rxe8 25.Kf1 Kf7 26.Ra4 Kf6 27.Rxa7 
Re7 28.Ra4 g5 29.h4 gxh4 30.Rxh4 Ke5 31.Ke2 Rf7 32.Ke3 Re7 33.Rf4 Ke6 34.
Rf8 Kd7+ 35.Kd2 h5 36.a4 Re4 37.Rh8 Rd4+ 38.Kc3 Rd1 39.Rxh5 Rc1+ 40.Kd2 
Rxc5 41.g4 Ra5 42.g5 Ra8 43.g6 Rg8 44.Rg5 Ke6 45.g7 c5 46.a5 c6 47.a6 Kf7 
48.a7 c4 49.bxc4 dxc4 50.Rf5+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "13"]
[White "Guimard, Carlos Enrique"]
[Black "Pilnik, Herman"]
[Result "0-1"]
[ECO "E72"]
[EventDate "1954.??.??"]
[PlyCount "84"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nc3 d6 6.e4 e5 7.d5 Ne8 8.Nge2 f5 9.
O-O Nd7 10.exf5 gxf5 11.f4 e4 12.Be3 Ndf6 13.Qd2 Rf7 14.Rac1 c5 15.dxc6 
bxc6 16.Rfd1 Bd7 17.h3 h5 18.c5 d5 19.b4 Nc7 20.Nd4 Rb8 21.Rb1 a6 22.a4 
Qe8 23.Rdc1 Bf8 24.b5 axb5 25.axb5 Bxc5 26.Nxd5 Ncxd5 27.Rxc5 cxb5 28.Ne2 
Nxe3 29.Qxe3 Qf8 30.Qc3 Qg7 31.Kh2 Qg6 32.Nd4 Kh7 33.Bf1 h4 34.gxh4 Rg7 
35.Qe3 Nh5 36.Rb2 Rbg8 37.Bg2 Qxg2+ 38.Rxg2 Rxg2+ 39.Kh1 R2g3 40.Qxg3 
Nxg3+ 41.Kh2 Rg7 42.Nxb5 Bxb5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "13"]
[White "Jauregui Andrade, Carlos"]
[Black "Panno, Oscar"]
[Result "0-1"]
[ECO "A24"]
[EventDate "1954.??.??"]
[PlyCount "112"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.c4 d6 6.Nc3 e5 7.d3 Nh5 8.Rb1 Nd7 
9.b4 a6 10.Qb3 Kh8 11.Rd1 c6 12.Ne4 Qe7 13.c5 d5 14.Nd6 h6 15.e4 d4 16.Rf1
Ndf6 17.Nxe5 Qxe5 18.Nxf7+ Rxf7 19.Qxf7 Qe8 20.Qxe8+ Nxe8 21.Bf3 Nhf6 22.
Kg2 Nc7 23.a4 g5 24.h3 a5 25.Be2 axb4 26.Rxb4 Nd7 27.Rc4 Ne6 28.Ba3 Ne5 
29.Rcc1 Rxa4 30.Ra1 Ra8 31.f4 Nd7 32.Bg4 Nf6 33.Bxe6 Bxe6 34.Bb2 Rd8 35.
Ra4 Nh5 36.e5 Bd5+ 37.Kh2 gxf4 38.gxf4 Rg8 39.Bxd4 Bf8 40.Rg1 Nxf4 41.
Rxg8+ Kxg8 42.Rb4 Nxd3 43.Rxb7 Nxc5 44.Bxc5 Bxc5 45.Kg3 Kf8 46.Kf4 Be7 47.
Kf5 Kf7 48.Rb6 Be6+ 49.Kf4 Bg5+ 50.Kg3 Bd5 51.h4 Be3 52.Rb1 Ke6 53.Re1 Bd2
54.Re2 Bc3 55.Kf4 Bd4 56.Re1 Bf2 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "13"]
[White "Maderna, Carlos"]
[Black "Perez Alcocer, Jose"]
[Result "1-0"]
[ECO "E14"]
[EventDate "1954.??.??"]
[PlyCount "77"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3 Bb7 5.Bd3 c5 6.Nc3 Nc6 7.O-O Be7 8.Qe2 O-O 
9.Rd1 cxd4 10.exd4 Nb4 11.Bb1 d5 12.b3 Rc8 13.Ne5 dxc4 14.bxc4 Nbd5 15.Ne4
Ba6 16.Bb2 Nf4 17.Qf3 Ng6 18.Nc6 Rxc6 19.Nxf6+ Bxf6 20.Qxc6 Qb8 21.Bxg6 
hxg6 22.Qa4 Bb7 23.Qb3 Rd8 24.d5 Bxb2 25.Qxb2 exd5 26.cxd5 Rxd5 27.Rxd5 
Bxd5 28.Rd1 Be6 29.a3 Qf8 30.Qc1 Qe7 31.h3 b5 32.Qf4 a5 33.Qb8+ Kh7 34.Rd8
g5 35.Rh8+ Kg6 36.Qxb5 Qxa3 37.Qe5 f6 38.Qe4+ Bf5 39.Qe8# 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "13"]
[White "Najdorf, Miguel"]
[Black "Wexler, Bernardo"]
[Result "1-0"]
[ECO "E58"]
[EventDate "1954.??.??"]
[PlyCount "97"]

1.c4 Nf6 2.d4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 c5 6.Nf3 d5 7.O-O Nc6 8.a3 Bxc3 
9.bxc3 b6 10.cxd5 exd5 11.Bb2 c4 12.Bc2 Re8 13.Nd2 Bb7 14.Re1 b5 15.f3 a5 
16.Qe2 b4 17.Qf2 b3 18.Bd1 a4 19.e4 Rc8 20.e5 Nd7 21.f4 f5 22.g4 g6 23.
gxf5 gxf5 24.Bh5 Re7 25.Kh1 Nf8 26.Rg1+ Kh8 27.Nf1 Ne6 28.Ne3 Qf8 29.Qh4 
Ncxd4 30.cxd4 c3 31.Bxc3 Rxc3 32.Qf6+ Rg7 33.Rxg7 Qxg7 34.Qxe6 b2 35.Rg1 
Qxg1+ 36.Kxg1 b1=Q+ 37.Kf2 Qb2+ 38.Be2 Rxe3 39.Qe8+ Kg7 40.Qe7+ Kg8 41.
Kxe3 Qc3+ 42.Kf2 Qxd4+ 43.Kg2 Qb2 44.Qe8+ Kg7 45.Qb5 Qb3 46.Qd7+ Kg8 47.
Bf3 Qc2+ 48.Kg3 Qc6 49.e6 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "13"]
[White "Rossetto, Hector Decio"]
[Black "Salomon, Eduardo"]
[Result "1/2-1/2"]
[ECO "D41"]
[EventDate "1954.??.??"]
[PlyCount "96"]

1.c4 e6 2.Nc3 Nf6 3.Nf3 d5 4.d4 c5 5.cxd5 Nxd5 6.e3 Nc6 7.Bc4 Nxc3 8.bxc3 
Be7 9.O-O O-O 10.Qe2 b6 11.Rd1 Qc7 12.e4 Bb7 13.d5 exd5 14.exd5 Na5 15.Bd3
Bxd5 16.Bxh7+ Kxh7 17.Rxd5 Rad8 18.Rh5+ Kg8 19.Bg5 Bxg5 20.Nxg5 g6 21.Rh4 
Rfe8 22.Re4 Rxe4 23.Qxe4 Qd6 24.Re1 Qf6 25.h4 Nc6 26.Qe3 Kg7 27.Qg3 Rd5 
28.Qc7 Re5 29.Rxe5 Nxe5 30.Qxa7 Ng4 31.f3 Nh6 32.Ne4 Qxh4 33.g3 Qd8 34.Qa6
Nf5 35.Qe2 Qe7 36.Kf2 Nd6 37.Nd2 Qxe2+ 38.Kxe2 b5 39.Nb3 Nb7 40.Ke3 f5 41.
Nc1 Kf6 42.Nd3 g5 43.Nb2 Ke6 44.Kd3 Nd6 45.a4 bxa4 46.Nxa4 Kd5 47.c4+ Kc6 
48.Nc3 Nf7 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "13"]
[White "Sanguineti, Jorge"]
[Black "Castillo Larenas, Mariano"]
[Result "1-0"]
[ECO "C42"]
[EventDate "1954.??.??"]
[PlyCount "75"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Qe2 Qe7 6.d3 Nf6 7.Bg5 Qxe2+ 8.
Bxe2 Be7 9.Nc3 h6 10.Bd2 Nc6 11.Nb5 Bd8 12.O-O-O a6 13.Nc3 Be7 14.d4 Bf5 
15.d5 Ne5 16.Nd4 Bh7 17.Rde1 O-O 18.f4 Ned7 19.Bf3 Rfe8 20.g4 Nb6 21.h4 
Nc4 22.g5 Nxd2 23.Kxd2 Nd7 24.Rh2 Bf8 25.Rg1 Kh8 26.Bh5 Re7 27.f5 Rae8 28.
Rf2 Ne5 29.Be2 c5 30.dxc6 Nxc6 31.Nxc6 bxc6 32.g6 Bg8 33.Bxa6 fxg6 34.fxg6
d5 35.Rgf1 Ra7 36.Rxf8 Rxf8 37.Rxf8 Rxa6 38.h5 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "13"]
[White "Schroeder, Ruperto"]
[Black "Cruz, Walter"]
[Result "1-0"]
[ECO "D25"]
[EventDate "1954.??.??"]
[PlyCount "71"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 g6 5.Bxc4 Bg7 6.O-O O-O 7.Qe2 Nfd7 8.Rd1 
Nb6 9.Bb3 a5 10.a4 Nc6 11.Nc3 Bg4 12.h3 Bxf3 13.Qxf3 e5 14.dxe5 Qe7 15.e6 
fxe6 16.Qe4 Rae8 17.Bd2 Nd7 18.Qc4 Nc5 19.Bc2 Nb4 20.Rac1 Rd8 21.Be1 c6 
22.Bb1 Rxd1 23.Rxd1 Nd5 24.Ne4 Nxe4 25.Bxe4 Bxb2 26.Bxa5 Qf6 27.Be1 Rf7 
28.Bf3 Rd7 29.a5 Rd8 30.a6 bxa6 31.Qxc6 Rf8 32.Qxa6 Ne7 33.Rd6 Nf5 34.Rxe6
Qd8 35.Qa2 Nh4 36.Rxg6+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "14"]
[White "Bauza, Lorenzo"]
[Black "Eliskases, Erich"]
[Result "0-1"]
[ECO "E69"]
[EventDate "1954.??.??"]
[PlyCount "106"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d6 6.c4 Nbd7 7.Nc3 e5 8.e4 exd4
9.Nxd4 c6 10.h3 Re8 11.Re1 a5 12.Qc2 Nc5 13.Be3 a4 14.Rad1 Nfd7 15.f4 Qa5 
16.a3 Nb6 17.Bf1 Bd7 18.Kh2 Rad8 19.Qf2 Nc8 20.Qc2 Re7 21.Bf2 Rde8 22.g4 
h6 23.Bh4 g5 24.fxg5 hxg5 25.Bg3 Be5 26.Bxe5 dxe5 27.Nde2 f6 28.Ng3 Rh7 
29.Nh5 Rf8 30.Be2 Be8 31.Rf1 Bxh5 32.gxh5 Kh8 33.Bg4 Ne7 34.Ne2 Nb3 35.Rd7
Ng8 36.Rfd1 Nh6 37.Qc3 Qxc3 38.Nxc3 Nc5 39.Rd8 Rf7 40.Kg3 Kg7 41.R1d6 Rxd8
42.Rxd8 Rf8 43.Rxf8 Kxf8 44.Be2 Nf7 45.Kg4 Kg7 46.Bd1 Nd6 47.Bxa4 Nxc4 48.
b4 Nxa4 49.Nxa4 Nxa3 50.Kf5 Nc2 51.Ke6 Nxb4 52.h6+ Kxh6 53.Kxf6 Nd3 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "14"]
[White "Castillo Larenas, Mariano"]
[Black "De Souza Mendes, Joao"]
[Result "0-1"]
[ECO "E09"]
[EventDate "1954.??.??"]
[PlyCount "78"]

1.d4 Nf6 2.Nf3 e6 3.c4 d5 4.g3 Be7 5.Bg2 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 b6
9.e4 Bb7 10.Rd1 Rc8 11.b3 Qc7 12.Bb2 c5 13.cxd5 exd5 14.e5 Ne8 15.Rac1 Qd8
16.Qf5 Nc7 17.dxc5 bxc5 18.Nc4 Nb6 19.Nd6 Bxd6 20.exd6 Qxd6 21.Ng5 Qg6 22.
Bh3 Rce8 23.Rxc5 Re7 24.Rdc1 Na6 25.R5c2 Rfe8 26.Bd4 Nb4 27.Qxg6 hxg6 28.
Rc7 Nxa2 29.Rxe7 Rxe7 30.Ra1 Re2 31.Bf1 Rc2 32.Kg2 Nc8 33.Re1 Bc6 34.Ba6 
Nd6 35.Re7 Nb4 36.Be5 Ne4 37.Nxe4 dxe4 38.Rxa7 e3+ 39.Kh3 exf2 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "14"]
[White "Cruz, Walter"]
[Black "Guimard, Carlos Enrique"]
[Result "0-1"]
[ECO "D45"]
[EventDate "1954.??.??"]
[PlyCount "100"]

1.c4 e6 2.Nf3 d5 3.b3 Nf6 4.Bb2 Nbd7 5.e3 Bd6 6.Nc3 c6 7.Qc2 O-O 8.Be2 a6 
9.d4 b5 10.c5 Bc7 11.b4 a5 12.a3 e5 13.Nxe5 Nxe5 14.dxe5 Bxe5 15.O-O Re8 
16.Bf3 Ng4 17.g3 Qg5 18.Ne2 Bf5 19.Qd2 Be4 20.Bxg4 Qxg4 21.Nd4 Bxd4 22.
Qxd4 f6 23.f3 Bxf3 24.Qxg4 Bxg4 25.Kf2 Bh3 26.Rfd1 h5 27.Bc3 Bg4 28.Rdc1 
a4 29.Bd4 Re4 30.Ra2 Kf7 31.Rd2 h4 32.Kg2 Rh8 33.Rg1 Rh5 34.Rf2 hxg3 35.
hxg3 Bh3+ 36.Kf3 f5 37.Ke2 g5 38.Kd2 Bg4 39.Ke1 Rh3 40.Kd2 Re6 41.Ke1 Reh6
42.Rgg2 Rh1+ 43.Kd2 Ke6 44.Kc2 Bd1+ 45.Kd2 g4 46.Kd3 Bf3 47.Rxf3 gxf3 48.
Rf2 R6h2 49.Rxf3 Rd1+ 50.Kc3 Rdd2 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "14"]
[White "Estrada Degrandi, Walter"]
[Black "Rossetto, Hector Decio"]
[Result "0-1"]
[ECO "E61"]
[EventDate "1954.??.??"]
[PlyCount "110"]

1.d4 Nf6 2.c4 d6 3.Nf3 Nbd7 4.Bf4 g6 5.Nc3 Bg7 6.h3 O-O 7.e3 c6 8.Qc2 Qa5 
9.Rb1 Nh5 10.Bh2 e5 11.g4 Nhf6 12.Bg2 Re8 13.O-O Qb4 14.Nd2 a5 15.Na4 Nb6 
16.Nxb6 Qxb6 17.c5 dxc5 18.Nc4 Qd8 19.dxe5 Nd5 20.Rbd1 Qe7 21.a3 Rf8 22.e4
Nc7 23.f4 Nb5 24.Nd6 b6 25.Nc4 Nd4 26.Qf2 Ba6 27.Rc1 Bxc4 28.Rxc4 Rad8 29.
Re1 Rd7 30.Qg3 Re8 31.h4 b5 32.Rcc1 c4 33.g5 Nb3 34.Rcd1 Qd8 35.Qg4 Rd3 
36.Kh1 Nc5 37.h5 Rxd1 38.Rxd1 Nd3 39.Bg1 gxh5 40.Qe2 Qc8 41.Be3 Qg4 42.Qf1
Nxb2 43.Rd6 Qg3 44.Qf3 Qe1+ 45.Kh2 c5 46.Bh3 Nd3 47.e6 h4 48.exf7+ Kxf7 
49.Qh5+ Kf8 50.Rxd3 Qg3+ 51.Kh1 Qxh3+ 52.Kg1 cxd3 53.Bxc5+ Re7 54.Bxe7+ 
Kxe7 55.Qxh7 Kf8 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "14"]
[White "Humerez Estrada, Cidar"]
[Black "Schroeder, Ruperto"]
[Result "1/2-1/2"]
[ECO "C41"]
[EventDate "1954.??.??"]
[PlyCount "140"]

1.e4 d6 2.Nf3 Nf6 3.Nc3 Nbd7 4.d4 e5 5.dxe5 dxe5 6.Bc4 Bc5 7.O-O O-O 8.Qe2
c6 9.Bg5 h6 10.Bh4 b5 11.Bd3 Re8 12.Nd1 Qb6 13.c3 Nh5 14.Ne1 Nf4 15.Qf3 g5
16.b4 gxh4 17.bxc5 Nxc5 18.Bc2 Nce6 19.Qg4+ Ng6 20.Ne3 Qd8 21.Nf3 h5 22.
Qxh5 Nef4 23.Qh6 Qf6 24.Nf5 h3 25.g3 Ne2+ 26.Kh1 Bxf5 27.exf5 e4 28.Nh4 
Qg7 29.Qxg7+ Kxg7 30.fxg6 fxg6 31.f3 Nxc3 32.fxe4 Nxe4 33.Nf3 Rad8 34.Rad1
Rxd1 35.Bxd1 c5 36.Ng1 Nc3 37.Bg4 b4 38.Rc1 c4 39.Bxh3 Re3 40.Ra1 a5 41.
Bf1 b3 42.axb3 cxb3 43.Rxa5 b2 44.Ra7+ Kh6 45.Rb7 b1=Q 46.Rxb1 Nxb1 47.Kg2
Nc3 48.Kf2 Nd1+ 49.Kg2 Rb3 50.Be2 Ne3+ 51.Kf2 g5 52.h3 Kg6 53.Nf3 Ra3 54.
Bd3+ Nf5 55.g4 Rxd3 56.Ne5+ Kf6 57.Nxd3 Nd6 58.Kf3 Ke6 59.Ke3 Kd5 60.Nf2 
Nc4+ 61.Kf3 Ne5+ 62.Kg3 Kd4 63.Nd1 Nd3 64.Kg2 Nf4+ 65.Kh2 Ke4 66.Nc3+ Kf3 
67.Nb5 Ne2 68.Nd6 Nc3 69.Nf7 Ne4 70.Nh6 Nf2 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "14"]
[White "Maderna, Carlos"]
[Black "Dodero, Emilio"]
[Result "0-1"]
[ECO "A07"]
[EventDate "1954.??.??"]
[PlyCount "112"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 Bf5 4.O-O e6 5.d3 Be7 6.Nbd2 Nbd7 7.e4 dxe4 8.dxe4
Nxe4 9.Nd4 Ndf6 10.Nxf5 exf5 11.Qe2 O-O 12.Nb3 Re8 13.Qf3 g6 14.h3 Qc8 15.
Be3 Bf8 16.Rad1 c5 17.Rfe1 h5 18.Bf1 Qc7 19.Bc4 Rad8 20.Nc1 Rxd1 21.Rxd1 
Rd8 22.Rxd8 Qxd8 23.Nd3 Qc8 24.Nf4 b5 25.Bf1 a6 26.a4 c4 27.axb5 axb5 28.
b3 cxb3 29.cxb3 Qd7 30.Qe2 b4 31.Qc2 Nc3 32.Bc4 Kg7 33.Nd3 Bd6 34.Qd2 Qe7 
35.Kh2 Kh7 36.Bd4 h4 37.Nf4 hxg3+ 38.fxg3 Nce4 39.Qe3 g5 40.Ne2 Nh5 41.Kg2
Bxg3 42.Bd5 Bd6 43.Qf3 Kg6 44.Qe3 Nc3 45.Qxe7 Bxe7 46.Bc4 Nxe2 47.Bxe2 
Nf4+ 48.Kf3 Nxh3 49.Be3 g4+ 50.Kg3 Kh5 51.Kg2 f4 52.Bd2 Bd6 53.Bc4 Ng5 54.
Bd5 f6 55.Kf1 g3 56.Kg2 Kg4 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "14"]
[White "Panno, Oscar"]
[Black "Najdorf, Miguel"]
[Result "1-0"]
[ECO "D46"]
[EventDate "1954.??.??"]
[PlyCount "80"]

1.c4 e6 2.Nf3 d5 3.d4 c6 4.Nc3 Nf6 5.e3 Nbd7 6.Bd3 Bb4 7.a3 Ba5 8.O-O O-O 
9.Qc2 Bc7 10.Bd2 a6 11.Rfe1 e5 12.cxd5 cxd5 13.e4 exd4 14.Nxd5 Nxd5 15.
exd5 Nf6 16.Bg5 Qd6 17.Bxf6 gxf6 18.Re4 Bf5 19.Rxd4 Bg6 20.Rd1 Rfe8 21.h4 
Bb6 22.Bxg6 hxg6 23.Rc4 Re7 24.Re4 Rae8 25.Rxe7 Rxe7 26.Kf1 Kg7 27.g3 a5 
28.Kg2 Bc5 29.h5 b6 30.hxg6 fxg6 31.Qc4 Re8 32.Rh1 Rh8 33.Rxh8 Kxh8 34.a4 
Qd7 35.Qe4 Kg7 36.b3 Kf7 37.Qd3 Qg4 38.Qc4 Qf5 39.g4 Qb1 40.d6+ Kg7 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "14"]
[White "Perez Alcocer, Jose"]
[Black "Wexler, Bernardo"]
[Result "0-1"]
[ECO "E65"]
[EventDate "1954.??.??"]
[PlyCount "50"]

1.c4 Nf6 2.Nc3 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.d4 c5 7.dxc5 dxc5 8.O-O 
Nc6 9.Be3 Qa5 10.Qa4 Qxa4 11.Nxa4 b6 12.h3 Ba6 13.Rac1 Rad8 14.b3 Ne8 15.
Rfd1 Nc7 16.Kf1 Nb4 17.a3 Nc2 18.Bf4 Rxd1+ 19.Rxd1 Ne6 20.Bc1 b5 21.cxb5 
Bxb5 22.Ne1 c4 23.Bd5 cxb3 24.Bxb3 Na1 25.Bxe6 Bxa4 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "14"]
[White "Pilnik, Herman"]
[Black "Jauregui Andrade, Carlos"]
[Result "1-0"]
[ECO "B59"]
[EventDate "1954.??.??"]
[PlyCount "97"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 7.Nb3 Be7 8.O-O 
O-O 9.Be3 Be6 10.Bf3 Na5 11.Nxa5 Qxa5 12.Qd2 Kh8 13.Rfd1 Rfc8 14.a3 a6 15.
Bg5 Rc6 16.Qe1 Rac8 17.h3 b5 18.Be2 h6 19.Bxf6 Bxf6 20.Bg4 Rb8 21.Bxe6 
fxe6 22.Qe2 Qc7 23.Qh5 Kg8 24.Rd3 Qf7 25.Qd1 Qc7 26.Qg4 Qe7 27.Na2 Rc4 28.
b3 Rd4 29.Nb4 Rc8 30.Nd5 Qf7 31.Rf3 Kh7 32.Nxf6+ gxf6 33.c3 Rg8 34.Qxg8+ 
Kxg8 35.cxd4 exd4 36.Rc1 Qb7 37.Rxf6 Qxe4 38.Rf3 Qe2 39.Rc8+ Kg7 40.Rc7+ 
Kg6 41.Rd7 d5 42.Rdf7 d3 43.R3f6+ Kh5 44.Kh2 d2 45.g4+ Kh4 46.Rxh6+ Kg5 
47.Rff6 Qxf2+ 48.Rxf2 d1=Q 49.Rxe6 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "14"]
[White "Salomon, Eduardo"]
[Black "Benko, Francisco"]
[Result "1/2-1/2"]
[ECO "B02"]
[EventDate "1954.??.??"]
[PlyCount "82"]

1.e4 d5 2.exd5 Nf6 3.Nc3 Nxd5 4.Nxd5 Qxd5 5.d4 Bf5 6.c3 e6 7.Nf3 Be7 8.Bd3
Bxd3 9.Qxd3 O-O 10.O-O c5 11.c4 Qd6 12.Qe4 cxd4 13.Qxd4 Qxd4 14.Nxd4 Bf6 
15.Be3 Rd8 16.Rad1 Nc6 17.Nxc6 bxc6 18.b3 Kf8 19.f3 Ke8 20.Kf2 a5 21.Ke2 
a4 22.Rxd8+ Bxd8 23.Rd1 axb3 24.axb3 Be7 25.Rd3 Bb4 26.Bd2 Ra2 27.Ke3 Bc5+
28.Ke4 Bb6 29.g4 Bd8 30.h3 Be7 31.f4 c5 32.f5 exf5+ 33.Kxf5 Ra6 34.Bc3 g6+
35.Kf4 Rb6 36.Be5 Re6 37.Bc3 Bd6+ 38.Kf3 Be7 39.Rd5 Rb6 40.Rd3 Rxb3 41.Ke4
Ra3 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "14"]
[White "Shocron, Ruben"]
[Black "Sanguineti, Jorge"]
[Result "0-1"]
[ECO "E40"]
[EventDate "1954.??.??"]
[PlyCount "86"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 Nc6 6.Ne2 e5 7.O-O exd4 8.exd4 
d5 9.c5 Bxc3 10.bxc3 b6 11.Bb5 Ne7 12.Ba3 Bd7 13.Bd3 Re8 14.Ng3 Ng6 15.Qd2
Bc6 16.Rfe1 Nd7 17.Rxe8+ Qxe8 18.cxb6 axb6 19.Re1 Qd8 20.Bc1 Nf6 21.f3 Qd7
22.Nf5 Bb5 23.Bb1 Bc4 24.Qg5 Bxa2 25.Bxa2 Rxa2 26.h4 h5 27.Bf4 Qa4 28.Kh2 
Qc2 29.Rg1 Nh7 30.Qd8+ Nhf8 31.Qxd5 Ra5 32.Qe4 Qxe4 33.fxe4 Nxf4 34.Ne7+ 
Kh7 35.Rf1 N8g6 36.Nxg6 Nxg6 37.Rxf7 c5 38.d5 Ra3 39.Rf3 Ra4 40.d6 Ne5 41.
Rf4 Kg6 42.Rf5 Rxe4 43.Rxe5 Rxe5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "15"]
[White "Benko, Francisco"]
[Black "Estrada Degrandi, Walter"]
[Result "0-1"]
[ECO "C81"]
[EventDate "1954.??.??"]
[PlyCount "68"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 
Be6 9.Qe2 Na5 10.Rd1 c6 11.Nbd2 Nc5 12.c3 Bg4 13.Bc2 Ne6 14.Nf1 Qc7 15.Ng3
Nc4 16.Re1 g6 17.b3 Nb6 18.h3 Bxf3 19.Qxf3 Nd7 20.Qe2 Bc5 21.Kh1 Qb6 22.
Rf1 h5 23.f4 Ng7 24.f5 Nf8 25.b4 h4 26.bxc5 Qxc5 27.fxg6 hxg3 28.gxf7+ Kd8
29.Bg5+ Kc7 30.Bf6 Nfe6 31.Qg4 Qc4 32.Qg6 Nf4 33.Rxf4 Qxf4 34.Qxg7 Rxh3+ 
0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "15"]
[White "De Souza Mendes, Joao"]
[Black "Shocron, Ruben"]
[Result "0-1"]
[ECO "A55"]
[EventDate "1954.??.??"]
[PlyCount "56"]

1.c4 Nf6 2.Nf3 d6 3.d4 Nbd7 4.Nc3 e5 5.e4 c6 6.Be2 Be7 7.O-O O-O 8.Qc2 Re8
9.h3 Qc7 10.Be3 Nf8 11.Rfe1 Ne6 12.Bf1 a6 13.d5 Nf4 14.g3 Nxh3+ 15.Bxh3 
Bxh3 16.Na4 Ng4 17.Bb6 Qd7 18.Ba5 Bd8 19.Nb6 Qe7 20.Rad1 Qf6 21.Rd3 Bxb6 
22.Bxb6 cxd5 23.cxd5 Rec8 24.Qd2 Nh6 25.Kh2 Bd7 26.Kg2 Qg6 27.Rh1 Qxe4 28.
Re1 Qg4 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "15"]
[White "Dodero, Emilio"]
[Black "Perez Alcocer, Jose"]
[Result "0-1"]
[ECO "E46"]
[EventDate "1954.??.??"]
[PlyCount "78"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 Re8 6.d5 d6 7.a3 Ba5 8.b4 Bb6 9.
Ng3 exd5 10.cxd5 Ng4 11.Qc2 Qh4 12.Bd3 a5 13.Rb1 Na6 14.Na4 Bd7 15.Nxb6 
cxb6 16.Nf5 Bxf5 17.Bxf5 Nxe3 18.Bxe3 Rxe3+ 19.Kf1 Re5 20.Bc8 Re7 21.g3 
Qg5 22.Bf5 g6 23.Be4 Rae8 24.Bf3 axb4 25.axb4 Rc7 26.Qd3 Rec8 27.Kg2 Rc3 
28.Qd1 h5 29.Re1 Qf6 30.Re4 R8c4 31.Qe2 b5 32.Re8+ Kg7 33.Be4 Nc7 34.Rb8 
Qe5 35.Bf3 Qf5 36.Rb2 h4 37.h3 hxg3 38.Rd2 gxf2 39.Qxf2 Rxf3 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "15"]
[White "Eliskases, Erich"]
[Black "Maderna, Carlos"]
[Result "1/2-1/2"]
[ECO "A11"]
[EventDate "1954.??.??"]
[PlyCount "56"]

1.Nf3 Nf6 2.b3 d5 3.Bb2 g6 4.c4 c6 5.g3 Bg7 6.Bg2 O-O 7.O-O a5 8.d3 Na6 9.
Nbd2 Bd7 10.a3 Rc8 11.Qc2 b5 12.c5 Qc7 13.Be5 Qa7 14.b4 Ra8 15.Qb2 Nc7 16.
Nb3 a4 17.Nbd4 Rad8 18.Qc1 Qb7 19.h3 Qc8 20.Kh2 Ne6 21.Qe3 Rfe8 22.Nxe6 
Bxe6 23.Qd4 Bd7 24.Rfe1 Nh5 25.Bxg7 Nxg7 26.Qb2 f6 27.e4 dxe4 28.dxe4 e5 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "15"]
[White "Guimard, Carlos Enrique"]
[Black "Humerez Estrada, Cidar"]
[Result "1-0"]
[ECO "D30"]
[EventDate "1954.??.??"]
[PlyCount "89"]

1.d4 d5 2.Nf3 Nf6 3.c4 e6 4.Bg5 Be7 5.e3 O-O 6.Nbd2 b6 7.Bd3 Bb7 8.O-O 
Nbd7 9.Qe2 c5 10.Rfd1 cxd4 11.exd4 dxc4 12.Nxc4 h6 13.Bh4 Nh5 14.Bg3 Nxg3 
15.hxg3 Nf6 16.Ne3 Kh8 17.Ne5 Rc8 18.a3 Bd6 19.Ba6 Qe7 20.Rac1 Rfd8 21.
Bxb7 Qxb7 22.Qf3 Qxf3 23.gxf3 Bxe5 24.Rxc8 Rxc8 25.dxe5 Nd5 26.Nxd5 exd5 
27.Rxd5 Rc2 28.Rd7 a5 29.Rxf7 Rxb2 30.Rb7 g5 31.e6 Re2 32.Rxb6 Kg7 33.Ra6 
Re5 34.Kg2 Kf6 35.e7+ Kxe7 36.Rxh6 Rb5 37.Ra6 Kd7 38.Kh3 Kc7 39.Kg4 Kb7 
40.Re6 Rb2 41.Kxg5 Rxf2 42.Re3 Kb6 43.f4 a4 44.f5 Rb2 45.f6 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "15"]
[White "Jauregui Andrade, Carlos"]
[Black "Cruz, Walter"]
[Result "1-0"]
[ECO "D25"]
[EventDate "1954.??.??"]
[PlyCount "75"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 g6 5.Bxc4 Bg7 6.O-O O-O 7.Nc3 Nfd7 8.Qe2 
Nb6 9.Bb3 a5 10.a4 Nc6 11.Rd1 Bg4 12.h3 Bxf3 13.Qxf3 e5 14.d5 Ne7 15.Ne4 
Nbc8 16.Bd2 Nd6 17.Rac1 Nef5 18.g3 b6 19.Rc6 Ne7 20.Rc2 Nec8 21.Rdc1 Ra7 
22.h4 Nxe4 23.Qxe4 Nd6 24.Qf3 f5 25.Kg2 Kh8 26.h5 g5 27.h6 Bxh6 28.Qh5 Bg7
29.Rh1 h6 30.Bc3 Nf7 31.f4 exf4 32.Qg6 Bxc3 33.Rxh6+ Nxh6 34.Qxh6+ Kg8 35.
d6+ Rf7 36.Qg6+ Kh8 37.Bxf7 Qxd6 38.Qg8# 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "15"]
[White "Najdorf, Miguel"]
[Black "Pilnik, Herman"]
[Result "0-1"]
[ECO "E95"]
[EventDate "1954.??.??"]
[PlyCount "88"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nbd7 8.Re1 c6 
9.Rb1 Re8 10.Bf1 Ng4 11.d5 c5 12.a3 f6 13.b4 Nh6 14.Nd2 Nf7 15.Nb3 b6 16.
Bd3 Nf8 17.Qc2 Bd7 18.Nd2 Bh6 19.Nf1 Bxc1 20.Rbxc1 Kg7 21.Ne3 h5 22.Rf1 
Nh7 23.Ne2 h4 24.Qc3 Nhg5 25.f3 Rh8 26.Rf2 Qe7 27.Rcf1 Raf8 28.Bc2 Nh6 29.
bxc5 bxc5 30.f4 exf4 31.Rxf4 h3 32.g3 Rf7 33.Rb1 Bc8 34.Qd3 Qe5 35.Qc3 Re8
36.Qxe5 Rxe5 37.Rb8 Rc7 38.Nc3 a6 39.Nf1 Nhf7 40.Nd2 Ree7 41.a4 Rb7 42.
Rxb7 Rxb7 43.Bb3 Ne5 44.Rf1 f5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "15"]
[White "Rossetto, Hector Decio"]
[Black "Bauza, Lorenzo"]
[Result "0-1"]
[ECO "B50"]
[EventDate "1954.??.??"]
[PlyCount "155"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Bd3 Bg4 5.h3 Bh5 6.O-O e6 7.Bc2 Nc6 8.d3 Be7 
9.Nbd2 O-O 10.Re1 Nd7 11.Nf1 Nde5 12.g4 Nxf3+ 13.Qxf3 Bg6 14.Ng3 Bg5 15.
Be3 Bxe3 16.fxe3 Qh4 17.Kg2 d5 18.d4 cxd4 19.exd4 Ne7 20.Rf1 Rab8 21.Rae1 
b5 22.Bd3 b4 23.c4 dxc4 24.Bxc4 Rfd8 25.Ne2 Rbc8 26.Bb3 Nc6 27.Rd1 Na5 28.
Ng3 Nxb3 29.Qxb3 h5 30.Qf3 Rc2+ 31.Rf2 Rxf2+ 32.Kxf2 hxg4 33.Qxg4 Qf6+ 34.
Ke3 e5 35.d5 Qb6+ 36.Kf3 Rd6 37.Rc1 Rf6+ 38.Kg2 Qf2+ 39.Kh1 Rf4 40.Qg5 
Rxe4 41.Rg1 Qd4 42.Kh2 Rf4 43.Qd8+ Kh7 44.Rg2 Rf6 45.Ne2 Qd3 46.Qf8 Qxd5 
47.Qxb4 e4 48.Qd4 Qxa2 49.Rg4 Qa5 50.Nc3 Qb6 51.Qxb6 Rxb6 52.Rh4+ Kg8 53.
Nxe4 Rxb2+ 54.Kg3 Rb3+ 55.Kg2 Bxe4+ 56.Rxe4 a5 57.Re7 a4 58.Ra7 a3 59.h4 
f6 60.Kf2 Kh7 61.Kg2 Kh6 62.Kf2 Rh3 63.Kg2 Rxh4 64.Rxa3 g5 65.Ra6 Kg6 66.
Kg3 Rb4 67.Rc6 Re4 68.Ra6 Kf5 69.Kf3 g4+ 70.Kg3 Re3+ 71.Kf2 Rb3 72.Kg2 Kg5
73.Ra5+ Kh4 74.Rf5 Rb2+ 75.Kf1 Kg3 76.Rxf6 Rb1+ 77.Ke2 Kg2 78.Rg6 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "15"]
[White "Sanguineti, Jorge"]
[Black "Salomon, Eduardo"]
[Result "1-0"]
[ECO "D53"]
[EventDate "1954.??.??"]
[PlyCount "89"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Ne4 6.Bxe7 Qxe7 7.Qc2 Nxc3 8.Qxc3
a5 9.a3 c6 10.Nf3 Nd7 11.Bd3 Nb6 12.b3 a4 13.b4 Nxc4 14.Bxc4 dxc4 15.Qxc4 
O-O 16.O-O f6 17.Rfd1 Bd7 18.Qc5 Qf7 19.Rd2 Rfd8 20.Ne1 Be8 21.Nd3 Qd7 22.
Qc4 Bf7 23.Nc5 Qe7 24.Qc2 e5 25.Rad1 exd4 26.Rxd4 b5 27.Rd7 Rxd7 28.Rxd7 
Bb3 29.Qxh7+ Kxh7 30.Rxe7 Rd8 31.Rd7 Rxd7 32.Nxd7 Kg6 33.e4 Kf7 34.Nc5 Ke7
35.Kf1 Kd6 36.Ke2 Ke5 37.Ke3 g5 38.Nd3+ Kd6 39.f3 Bc4 40.g3 Be6 41.Kd4 Bc4
42.f4 Bxd3 43.Kxd3 c5 44.bxc5+ Kxc5 45.fxg5 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "15"]
[White "Schroeder, Ruperto"]
[Black "Castillo Larenas, Mariano"]
[Result "1/2-1/2"]
[ECO "E33"]
[EventDate "1954.??.??"]
[PlyCount "58"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6 5.Nf3 d6 6.a3 Bxc3+ 7.Qxc3 a5 8.Bg5 
h6 9.Bh4 g5 10.Bg3 Ne4 11.Qd3 Nxg3 12.hxg3 Qf6 13.e3 e5 14.dxe5 dxe5 15.
Be2 Be6 16.O-O h5 17.Nd2 h4 18.g4 h3 19.g3 Rd8 20.Ne4 Qh6 21.Qc2 h2+ 22.
Kh1 Ke7 23.Nc5 Bc8 24.Bf3 Qh3 25.Qe2 f6 26.Ne4 Be6 27.Nc3 Rd7 28.Rfd1 Rhd8
29.Rxd7+ Rxd7 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "15"]
[White "Wexler, Bernardo"]
[Black "Panno, Oscar"]
[Result "0-1"]
[ECO "A55"]
[EventDate "1954.??.??"]
[PlyCount "118"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.Nf3 e5 5.e4 Be7 6.Be2 O-O 7.O-O c6 8.Re1 Re8
9.Bf1 a6 10.b3 Bf8 11.Bb2 Nh5 12.Qc2 Nf4 13.Rad1 Qf6 14.Rd2 Be7 15.Nd1 Bd8
16.b4 Bc7 17.Ne3 Nf8 18.c5 N8g6 19.Nc4 Bg4 20.Re3 dxc5 21.Nfxe5 cxd4 22.
Nxg4 Qe6 23.Rxd4 Qxg4 24.e5 Rad8 25.Nd6 Rxe5 26.Nxb7 Rxd4 27.Bxd4 Nxg2 28.
Bxg2 Qxd4 29.Rxe5 Qa1+ 30.Bf1 Qxe5 31.Bxa6 Qxh2+ 32.Kf1 Qh1+ 33.Ke2 Nf4+ 
34.Kd2 Nd5 35.Qf5 g6 36.Qc8+ Kg7 37.Nc5 Bf4+ 38.Ke2 Qh5+ 39.Kf1 Qh1+ 40.
Ke2 Qh5+ 41.Kf1 Nxb4 42.Ne6+ fxe6 43.Qb7+ Kf6 44.Qxb4 Qd1+ 45.Kg2 Qd5+ 46.
Kf1 Qd6 47.Qc3+ e5 48.Bc4 Qd4 49.Qb3 h5 50.a4 h4 51.Bf7 Qd7 52.a5 e4 53.a6
h3 54.Be6 Qa7 55.Bc8 h2 56.Qe6+ Kg7 57.Qxe4 Qc5 58.a7 Qc1+ 59.Ke2 Qd2+ 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "16"]
[White "Bauza, Lorenzo"]
[Black "Benko, Francisco"]
[Result "1/2-1/2"]
[ECO "D30"]
[EventDate "1954.??.??"]
[PlyCount "50"]

1.d4 d5 2.Nf3 c5 3.c4 e6 4.cxd5 exd5 5.g3 Nc6 6.Bg2 Nf6 7.O-O Be7 8.Nc3 
O-O 9.b3 Ne4 10.Bb2 Be6 11.dxc5 Bxc5 12.Nb5 Rc8 13.Nbd4 Qd7 14.Rc1 Nxd4 
15.Nxd4 Bh3 16.Qd3 Bxg2 17.Kxg2 Rfe8 18.Rc2 Bb6 19.Rfc1 Rcd8 20.Qf3 f6 21.
e3 Ng5 22.Qf5 Bxd4 23.Qxd7 Rxd7 24.Bxd4 b6 25.Bb2 Ne6 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "16"]
[White "Castillo Larenas, Mariano"]
[Black "Guimard, Carlos Enrique"]
[Result "0-1"]
[ECO "D36"]
[EventDate "1954.??.??"]
[PlyCount "56"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.cxd5 exd5 5.Bg5 c6 6.e3 Nbd7 7.Bd3 Be7 8.Qc2 
O-O 9.Nf3 Re8 10.O-O Nf8 11.Rab1 Ne4 12.Bxe7 Qxe7 13.b4 Ng6 14.b5 Bg4 15.
Nd2 Nxd2 16.Qxd2 Nh4 17.Be2 Bh3 18.g3 Qf6 19.f3 Bxf1 20.Rxf1 Nf5 21.Nd1 
Qh6 22.bxc6 bxc6 23.f4 Qe6 24.Bg4 h5 25.Bh3 Qe4 26.Bg2 Qe7 27.Re1 Rab8 28.
Qc2 Nxd4 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "16"]
[White "Cruz, Walter"]
[Black "Najdorf, Miguel"]
[Result "1/2-1/2"]
[ECO "E60"]
[EventDate "1954.??.??"]
[PlyCount "57"]

1.c4 Nf6 2.Nf3 g6 3.b3 Bg7 4.Bb2 O-O 5.g3 d6 6.d4 Bd7 7.Bg2 Qc8 8.O-O Bh3 
9.Nbd2 Bxg2 10.Kxg2 a5 11.a3 c5 12.Qc2 cxd4 13.Nxd4 Nc6 14.N4f3 Re8 15.
Rab1 Qg4 16.h3 Qh5 17.Ne4 Nxe4 18.Qxe4 Bxb2 19.Rxb2 Qc5 20.b4 axb4 21.axb4
Nxb4 22.Rfb1 Ra4 23.Qxb7 Nc6 24.Nd2 Nd4 25.e3 Qc6+ 26.Qxc6 Nxc6 27.c5 dxc5
28.Rc2 Ra5 29.Nb3 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "16"]
[White "Dodero, Emilio"]
[Black "Eliskases, Erich"]
[Result "1/2-1/2"]
[ECO "E19"]
[EventDate "1954.??.??"]
[PlyCount "57"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Qc2 
Nxc3 9.Qxc3 Be4 10.Bf4 d6 11.Qe3 Bb7 12.Qd3 Nc6 13.a3 Bf6 14.Be3 a5 15.b3 
e5 16.dxe5 Nxe5 17.Nxe5 Bxg2 18.Kxg2 Bxe5 19.Bd4 Re8 20.Bxe5 Rxe5 21.Qf3 
Qe8 22.e3 Rb8 23.a4 Qd7 24.Rfd1 Rf5 25.Qe2 Qc6+ 26.Kg1 Re8 27.Rd4 Re6 28.
Ra2 Ref6 29.Qd1 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "16"]
[White "Estrada Degrandi, Walter"]
[Black "Sanguineti, Jorge"]
[Result "1-0"]
[ECO "E13"]
[EventDate "1954.??.??"]
[PlyCount "75"]

1.d4 Nf6 2.Nf3 b6 3.c4 Bb7 4.Nc3 e6 5.Bg5 Bb4 6.e3 h6 7.Bh4 g5 8.Bg3 d6 9.
Qa4+ Nc6 10.Bd3 Qd7 11.O-O-O Bxc3 12.bxc3 Na5 13.Qxd7+ Nxd7 14.e4 Ke7 15.
Nd2 Ba6 16.Kc2 e5 17.f3 Rac8 18.Rb1 f6 19.Rhc1 c6 20.Bf1 Ke6 21.Rb4 Kf7 
22.Ra4 c5 23.dxe5 fxe5 24.Nb3 Bxc4 25.Nxa5 Bxf1 26.Nb7 Ke7 27.Rxf1 Rc7 28.
Rxa7 Rb8 29.Na5 Rxa7 30.Nc6+ Ke6 31.Nxa7 Ra8 32.Nb5 Rxa2+ 33.Kb3 Rxg2 34.
Rd1 h5 35.Rxd6+ Ke7 36.Rg6 h4 37.Bxh4 Rxh2 38.Bxg5+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "16"]
[White "Humerez Estrada, Cidar"]
[Black "Jauregui Andrade, Carlos"]
[Result "1-0"]
[ECO "B59"]
[EventDate "1954.??.??"]
[PlyCount "82"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 7.Nb3 Be7 8.Be3 
O-O 9.O-O Be6 10.Kh1 a6 11.f3 Qc7 12.Nd5 Bxd5 13.exd5 Na5 14.Nxa5 Qxa5 15.
c4 Ne8 16.a4 f5 17.Bd2 Qc7 18.b4 f4 19.Qb3 Kh8 20.Rac1 b6 21.Bd3 g5 22.Bc3
Ng7 23.Rfe1 Bf6 24.Be4 Rac8 25.Bb2 Qd7 26.a5 bxa5 27.c5 Rb8 28.c6 Qa7 29.
Bb1 Ne8 30.Qc2 Rf7 31.bxa5 Rb5 32.Qd2 Bd8 33.Bc3 Nf6 34.Ba2 g4 35.Bc4 Rb8 
36.Bxe5 dxe5 37.d6 Rg7 38.Rxe5 gxf3 39.gxf3 Rg6 40.Rce1 h5 41.d7 h4 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "16"]
[White "Maderna, Carlos"]
[Black "Rossetto, Hector Decio"]
[Result "0-1"]
[ECO "A56"]
[EventDate "1954.??.??"]
[PlyCount "116"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.d5 Be7 6.Bd3 O-O 7.h3 c5 8.Nge2 a6 
9.a4 Ne8 10.Be3 Bg5 11.Qd2 Bxe3 12.Qxe3 Qh4 13.g3 Qe7 14.g4 b6 15.Ng3 g6 
16.h4 Ndf6 17.f3 Kh8 18.Kd2 Ng8 19.g5 f5 20.exf5 gxf5 21.f4 Bd7 22.Rhf1 e4
23.Bc2 Qg7 24.Nce2 Ne7 25.h5 Rb8 26.h6 Qf7 27.Nc3 Rb7 28.Bd1 b5 29.axb5 
axb5 30.Bh5 Ng6 31.Ra8 bxc4 32.Kc1 Nc7 33.Rxf8+ Qxf8 34.Bd1 Qa8 35.Bc2 Ra7
36.Nh5 Nxd5 37.Nxd5 Qxd5 38.Qc3+ Qd4 39.Rd1 Qxc3 40.bxc3 Ra1+ 41.Bb1 Ra6 
42.Rd2 Be6 43.Rb2 Ra8 44.Rb7 Rd8 45.Nf6 Bg8 46.Bxe4 fxe4 47.f5 Nh4 48.g6 
hxg6 49.h7 Bd5 50.Nxd5 gxf5 51.Nf4 d5 52.Ne6 Re8 53.Ng5 Ng6 54.Rd7 e3 55.
Kd1 e2+ 56.Ke1 Ne5 57.Nf7+ Nxf7 58.Rxf7 d4 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "16"]
[White "Perez Alcocer, Jose"]
[Black "Panno, Oscar"]
[Result "0-1"]
[ECO "A03"]
[EventDate "1954.??.??"]
[PlyCount "81"]

1.f4 d5 2.Nf3 g6 3.e3 Bg7 4.c3 Nf6 5.Be2 O-O 6.O-O c5 7.d3 b6 8.Ne5 e6 9.
a4 Bb7 10.Bf3 Nc6 11.Bd2 Ne7 12.Be1 Ne8 13.Na3 a6 14.Nc2 Nd6 15.g3 Qc7 16.
Bg2 Rae8 17.g4 f6 18.Nf3 Nc6 19.Bg3 Qe7 20.Nd2 Rd8 21.Qe1 Nf7 22.h3 e5 23.
d4 Kh8 24.Kh2 Rd7 25.Rf2 Qd8 26.Qh1 exf4 27.exf4 cxd4 28.cxd4 f5 29.Nf3 
Nd6 30.Bh4 Qc8 31.Ne5 Nxe5 32.fxe5 Ne4 33.Re2 Rc7 34.Ne3 Rcf7 35.gxf5 gxf5
36.Bf3 Qe6 37.Rg2 Qh6 38.Bxe4 Qxh4 39.Bxd5 Bxd5 40.Nxd5 Qxd4 41.Rxg7 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "16"]
[White "Pilnik, Herman"]
[Black "Wexler, Bernardo"]
[Result "1/2-1/2"]
[ECO "B91"]
[EventDate "1954.??.??"]
[PlyCount "105"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 e5 7.Nde2 Be6 8.Bg2 
Be7 9.O-O b5 10.h3 b4 11.Nd5 Bxd5 12.exd5 Nbd7 13.g4 O-O 14.Ng3 Ne8 15.a3 
bxa3 16.Rxa3 Bg5 17.Bxg5 Qxg5 18.Qe2 Nc7 19.c4 Rab8 20.Ne4 Qe7 21.Qd2 g6 
22.g5 f5 23.gxf6 Nxf6 24.Nxf6+ Rxf6 25.f4 Rxf4 26.Rxf4 exf4 27.Qxf4 Rxb2 
28.Re3 Qf8 29.Qg5 Ne8 30.Rf3 Qg7 31.Qe3 Qd7 32.Qf4 Qe7 33.Kh2 Ng7 34.c5 
Nf5 35.cxd6 Qxd6 36.Qxd6 Nxd6 37.Ra3 Rb6 38.Kg3 Kg7 39.Bf1 Nb5 40.Re3 Kf6 
41.h4 Rd6 42.Bc4 Nc7 43.Rf3+ Ke5 44.Rf7 Nxd5 45.Rxh7 Rc6 46.Bxd5 Kxd5 47.
Kf4 Kc5 48.Ke3 a5 49.Kd2 Kb5 50.h5 gxh5 51.Rxh5+ Kb4 52.Rh1 a4 53.Rc1 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "16"]
[White "Salomon, Eduardo"]
[Black "De Souza Mendes, Joao"]
[Result "0-1"]
[ECO "B22"]
[EventDate "1954.??.??"]
[PlyCount "120"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.cxd4 e6 6.Nc3 Nxc3 7.bxc3 d5 8.Bd3 
Nd7 9.Ne2 Nb6 10.O-O Bd7 11.f4 g6 12.Qe1 Rc8 13.Rb1 Be7 14.Bd2 Ba4 15.Qg3 
Qd7 16.Qf3 Nc4 17.Be1 Na3 18.Rb2 Bb5 19.Bxb5 Nxb5 20.Qd3 Na3 21.Rb3 Nc4 
22.g4 Rc6 23.f5 Ra6 24.fxe6 fxe6 25.Nc1 Bg5 26.Rb1 Bxc1 27.Rxc1 Rxa2 28.
Bh4 g5 29.Bg3 Rd2 30.Qf3 Qg7 31.Be1 Rb2 32.Qd3 Qg6 33.Qxg6+ hxg6 34.Bg3 
Ne3 35.Rf2 Rxf2 36.Kxf2 Nxg4+ 37.Kg2 Ne3+ 38.Kf3 Nc4 39.Kg4 Rh5 40.Re1 a5 
41.Re2 a4 42.h4 gxh4 43.Bxh4 a3 44.Bg5 Rh1 45.Rf2 Nb2 46.Rf6 a2 47.Rxe6+ 
Kd7 48.Re7+ Kc8 49.Re8+ Kc7 50.Ra8 a1=Q 51.Rxa1 Rxa1 52.e6 Rg1+ 53.Kh4 
Rxg5 54.Kxg5 Nc4 55.Kxg6 Nd6 56.Kf6 Nc8 57.Kf7 Kd6 58.Kf6 Ne7 59.Kf7 Nc6 
60.Kf6 b6 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "16"]
[White "Shocron, Ruben"]
[Black "Schroeder, Ruperto"]
[Result "0-1"]
[ECO "D36"]
[EventDate "1954.??.??"]
[PlyCount "150"]

1.d4 e6 2.c4 Nf6 3.Nc3 d5 4.Bg5 Be7 5.e3 O-O 6.cxd5 exd5 7.Bd3 Nbd7 8.Qc2 
c6 9.Nf3 Re8 10.h3 Nf8 11.O-O-O a5 12.Kb1 Be6 13.Na4 N6d7 14.Bxe7 Qxe7 15.
Rc1 Rec8 16.Nc5 Nxc5 17.Qxc5 Qd8 18.Rc3 Qf6 19.Qd6 Nd7 20.Rhc1 Bf5 21.Qxf6
Bxd3+ 22.Rxd3 Nxf6 23.Rb3 Rc7 24.Ne5 Ne4 25.Rc2 Nd6 26.Kc1 Re7 27.Nd3 g6 
28.Nc5 Kg7 29.Na4 Rf8 30.Nc5 g5 31.Nd3 h5 32.Ra3 Nc4 33.Rac3 a4 34.Re2 f5 
35.b3 Nd6 36.h4 f4 37.hxg5 fxe3 38.fxe3 Ne4 39.Rcc2 Rf1+ 40.Kb2 axb3 41.
axb3 Ng3 42.Red2 Rxe3 43.Nc5 Ne4 44.Nxe4 Rxe4 45.Kc3 Kg6 46.Ra2 Re3+ 47.
Kc2 Kxg5 48.Ra8 Rf6 49.Rg8+ Rg6 50.Rf8 Rf6 51.Rg8+ Rg6 52.Rf8 Ree6 53.Rf7 
b6 54.Rb7 b5 55.Ra7 Kh4 56.g3+ Kg4 57.Rh2 Rh6 58.Rg7+ Reg6 59.Re7 Re6 60.
Rg7+ Kf5 61.Kc3 Reg6 62.Rxg6 Kxg6 63.Kb4 Kg5 64.Rh4 Re6 65.Kc5 Re3 66.Kxc6
Rxg3 67.Rh1 Rxb3 68.Kxd5 h4 69.Kc5 h3 70.d5 Kg4 71.Rg1+ Kf3 72.Rg8 h2 73.
Rf8+ Kg2 74.Rg8+ Rg3 75.Rh8 Rg5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "17"]
[White "Benko, Francisco"]
[Black "Maderna, Carlos"]
[Result "1/2-1/2"]
[ECO "D12"]
[EventDate "1954.??.??"]
[PlyCount "81"]

1.d4 Nf6 2.Nf3 d5 3.e3 Bf5 4.c4 c6 5.Nc3 e6 6.Be2 Bd6 7.Qb3 Qc7 8.Bd2 Nbd7
9.Rc1 dxc4 10.Bxc4 Qb6 11.O-O O-O 12.Rfe1 Ne4 13.Nxe4 Qxb3 14.Bxb3 Bxe4 
15.Bc3 h6 16.Nd2 Bg6 17.Nc4 Be7 18.e4 Rfe8 19.Na5 Rab8 20.Rcd1 Nb6 21.a3 
Bf8 22.f3 Kh7 23.g3 f6 24.Kg2 Bf7 25.f4 Kg8 26.Bc2 Bh5 27.Rd2 Red8 28.b4 
Bf7 29.h3 Rd7 30.Red1 Rbd8 31.g4 Bd6 32.Kf3 g5 33.e5 Be7 34.fxg5 hxg5 35.
Bb3 Nd5 36.Bxd5 cxd5 37.Ke3 Rc8 38.Bb2 b6 39.Nb3 Bg6 40.Rc1 Rdc7 41.Rf2 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "17"]
[White "De Souza Mendes, Joao"]
[Black "Estrada Degrandi, Walter"]
[Result "1-0"]
[ECO "D40"]
[EventDate "1954.??.??"]
[PlyCount "109"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.e3 Nc6 6.dxc5 Bxc5 7.Qc2 O-O 8.a3 Be7
9.b4 d4 10.exd4 Nxd4 11.Nxd4 Qxd4 12.Bb2 Qe5+ 13.Be2 Qc7 14.O-O b6 15.Nb5 
Qb8 16.Rae1 Bb7 17.Bd3 h6 18.f4 a6 19.Nd4 Qd6 20.Qe2 Nd7 21.Bb1 Rfe8 22.
Rd1 Qc7 23.Nf3 Bf6 24.Ne5 Bxe5 25.fxe5 Nf8 26.Rd4 Rad8 27.Rdf4 Re7 28.Bd4 
Red7 29.Qf2 Ng6 30.Bxg6 fxg6 31.Bxb6 Qc6 32.Bxd8 Rxd8 33.Rg4 Kh7 34.h4 Rd7
35.Qc2 Qb6+ 36.c5 Qd8 37.Qxg6+ Kh8 38.Rf7 Rxf7 39.Qxf7 Qd1+ 40.Kf2 Qxg4 
41.Qxb7 Qxh4+ 42.g3 Qd4+ 43.Kg2 Qd2+ 44.Kh3 Qe2 45.Qf7 Qd1 46.Kg2 Qd2+ 47.
Qf2 Qd5+ 48.Qf3 Qxe5 49.c6 Qd6 50.a4 e5 51.b5 axb5 52.axb5 Qd2+ 53.Kh3 Qd4
54.Qf8+ Kh7 55.Qf5+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "17"]
[White "Eliskases, Erich"]
[Black "Perez Alcocer, Jose"]
[Result "1-0"]
[ECO "A29"]
[EventDate "1954.??.??"]
[PlyCount "67"]

1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 e5 5.Bg2 Be6 6.Nf3 Nc6 7.O-O Be7 8.d4 
exd4 9.Nb5 Nb6 10.Bf4 Nd5 11.Nfxd4 Nxd4 12.Nxd4 Nxf4 13.gxf4 c6 14.Nxe6 
fxe6 15.Qb3 Qc8 16.Bh3 Qc7 17.Rad1 O-O 18.Qxe6+ Rf7 19.e3 Bf6 20.Rd2 Kh8 
21.Rfd1 Re7 22.Qf5 Rf8 23.Rd7 Rxd7 24.Rxd7 Qb6 25.Qh5 Bxb2 26.Bf5 h6 27.
Qg6 Rxf5 28.Qxf5 Bf6 29.Rf7 Qd8 30.Rxb7 c5 31.Qb1 Qd6 32.Rxa7 c4 33.Ra8+ 
Bd8 34.h3 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "17"]
[White "Guimard, Carlos Enrique"]
[Black "Shocron, Ruben"]
[Result "1-0"]
[ECO "D05"]
[EventDate "1954.??.??"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 e6 3.Nbd2 d5 4.e3 c5 5.c3 Nc6 6.Bd3 Qc7 7.O-O Be7 8.dxc5 
Bxc5 9.e4 O-O 10.Qe2 h6 11.e5 Ng4 12.Nb3 Bb6 13.Bf4 f6 14.Rae1 Ngxe5 15.
Nxe5 fxe5 16.Bxe5 Nxe5 17.Qxe5 Qxe5 18.Rxe5 Bc7 19.Ree1 Bd7 20.Nc5 Rf7 21.
Nxd7 Rxd7 22.Rxe6 Bb6 23.g3 d4 24.c4 Bc5 25.Rfe1 Kf8 26.Kf1 Re7 27.Rxe7 
Bxe7 28.Re5 Rd8 29.Ke2 b6 30.Be4 Bf6 31.Rb5 Rc8 32.Kd3 Rc5 33.Rb3 Ra5 34.
a3 Re5 35.Rb4 Ke7 36.Ra4 a5 37.b4 Kd6 38.f4 Re7 39.bxa5 bxa5 40.Rxa5 Rc7 
1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "17"]
[White "Jauregui Andrade, Carlos"]
[Black "Castillo Larenas, Mariano"]
[Result "0-1"]
[ECO "A00"]
[EventDate "1954.??.??"]
[PlyCount "0"]

0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "17"]
[White "Najdorf, Miguel"]
[Black "Humerez Estrada, Cidar"]
[Result "1-0"]
[ECO "E14"]
[EventDate "1954.??.??"]
[PlyCount "43"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.e3 O-O 6.b3 b6 7.Bd3 Bb7 8.O-O c5 9.
Bb2 Nbd7 10.Qe2 Rc8 11.Rad1 Qc7 12.Ne5 Rfd8 13.f4 Ne8 14.cxd5 exd5 15.Rf3 
Ndf6 16.Rh3 Bf8 17.g4 h5 18.f5 hxg4 19.Nxg4 Qe7 20.Kh1 Nxg4 21.Qxg4 Rd6 
22.Rg1 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "17"]
[White "Panno, Oscar"]
[Black "Pilnik, Herman"]
[Result "1/2-1/2"]
[ECO "E95"]
[EventDate "1954.??.??"]
[PlyCount "82"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 Nbd7 7.O-O e5 8.Re1 
exd4 9.Nxd4 Nc5 10.f3 a5 11.Ndb5 Ne8 12.Be3 Be6 13.Qd2 c6 14.Nd4 Qe7 15.
Rad1 a4 16.Bf1 Bc8 17.Kh1 Be5 18.Qf2 Ne6 19.Rd2 Nxd4 20.Bxd4 Qf6 21.Ne2 
Qg7 22.f4 Bxd4 23.Qxd4 Qh6 24.Qe3 Qh4 25.Nc3 Ra5 26.Qf2 Qxf2 27.Rxf2 Kg7 
28.Kg1 f6 29.Rd2 Rf7 30.g3 Re7 31.Kf2 Be6 32.Be2 Bf7 33.Ra1 b6 34.Rdd1 
Rea7 35.Rd4 Kf8 36.h4 h5 37.Rc1 Ke7 38.Rcd1 Be6 39.Rc1 Rd7 40.Rcd1 Nc7 41.
Rg1 Na6 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "17"]
[White "Rossetto, Hector Decio"]
[Black "Dodero, Emilio"]
[Result "1/2-1/2"]
[ECO "D36"]
[EventDate "1954.??.??"]
[PlyCount "78"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.cxd5 exd5 5.Bg5 Be7 6.e3 Nbd7 7.Qc2 c6 8.Bd3 
O-O 9.Nf3 Re8 10.O-O Nf8 11.Rab1 g6 12.b4 Ne6 13.Bh4 a6 14.a4 a5 15.b5 c5 
16.dxc5 Nxc5 17.Nd4 Be6 18.Nce2 Rc8 19.Nxe6 Nxe6 20.Qb2 Ne4 21.Bxe7 Qxe7 
22.Rfd1 Rc5 23.Rbc1 Rec8 24.Rxc5 Rxc5 25.h3 Qh4 26.Bxe4 Qxe4 27.Nd4 Rc4 
28.Nxe6 Qxe6 29.Rd4 Qe5 30.Qd2 Rxd4 31.exd4 Qc7 32.Qg5 Qd6 33.Qe5 Qxe5 34.
dxe5 g5 35.Kf1 f6 36.exf6 Kf7 37.Ke2 Kxf6 38.Kd3 Ke5 39.g3 h5 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "17"]
[White "Sanguineti, Jorge"]
[Black "Bauza, Lorenzo"]
[Result "1-0"]
[ECO "D15"]
[EventDate "1954.??.??"]
[PlyCount "93"]

1.d4 Nf6 2.c4 c6 3.Nc3 d5 4.Nf3 dxc4 5.e3 Bf5 6.Bxc4 e6 7.O-O Be7 8.Qe2 
O-O 9.e4 Bg6 10.Bf4 Nbd7 11.Rad1 Re8 12.h3 Bb4 13.Bd3 Qa5 14.Bd2 Qh5 15.a3
Ba5 16.Rfe1 c5 17.Nb5 Bb6 18.Nd6 Rf8 19.Bb5 a6 20.Ba4 cxd4 21.e5 Nc5 22.
exf6 Nxa4 23.fxg7 Kxg7 24.Qc4 Qc5 25.Qxa4 Qxd6 26.Bb4 Bc5 27.Nxd4 b5 28.
Qb3 Bxb4 29.axb4 Qb6 30.Qc3 Kg8 31.Nc6 Qc7 32.Rc1 Rfe8 33.Qf6 Qd6 34.h4 
Qf8 35.Rc5 Qg7 36.Qf4 h6 37.h5 Bf5 38.Re3 Kh7 39.Rxf5 exf5 40.Qxf5+ Kh8 
41.Rg3 Qxb2 42.Qf4 Re6 43.Nd4 Qxb4 44.Nxe6 Qe1+ 45.Kh2 Qxe6 46.Qd4+ f6 47.
Qf4 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "17"]
[White "Schroeder, Ruperto"]
[Black "Salomon, Eduardo"]
[Result "1-0"]
[ECO "D40"]
[EventDate "1954.??.??"]
[PlyCount "109"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.e3 Nc6 6.dxc5 Bxc5 7.Qc2 O-O 8.a3 Be7
9.b4 d4 10.exd4 Nxd4 11.Nxd4 Qxd4 12.Bb2 Qe5+ 13.Be2 Qc7 14.O-O b6 15.Nb5 
Qb8 16.Rae1 Bb7 17.Bd3 h6 18.f4 a6 19.Nd4 Qd6 20.Qe2 Nd7 21.Bb1 Rfe8 22.
Rd1 Qc7 23.Nf3 Bf6 24.Ne5 Bxe5 25.fxe5 Nf8 26.Rd4 Rad8 27.Rdf4 Re7 28.Bd4 
Red7 29.Qf2 Ng6 30.Bxg6 fxg6 31.Bxb6 Qc6 32.Bxd8 Rxd8 33.Rg4 Kh7 34.h4 Rd7
35.Qc2 Qb6+ 36.c5 Qd8 37.Qxg6+ Kh8 38.Rf7 Rxf7 39.Qxf7 Qd1+ 40.Kf2 Qxg4 
41.Qxb7 Qxh4+ 42.g3 Qd4+ 43.Kg2 Qd2+ 44.Kh3 Qe2 45.Qf7 Qd1 46.Kg2 Qd2+ 47.
Qf2 Qd4 48.Qf3 Qxe5 49.c6 Qd6 50.a4 e5 51.b5 axb5 52.axb5 Qd2+ 53.Kh3 Qd4 
54.Qf8+ Kh7 55.Qf5+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "17"]
[White "Wexler, Bernardo"]
[Black "Cruz, Walter"]
[Result "1-0"]
[ECO "C44"]
[EventDate "1954.??.??"]
[PlyCount "80"]

1.e4 e5 2.Nf3 Nc6 3.d3 Nf6 4.g3 d5 5.Nbd2 Bc5 6.Bg2 dxe4 7.dxe4 h6 8.O-O 
Be6 9.Qe2 O-O 10.c3 a6 11.Nc4 Nd7 12.Rd1 Qe7 13.Ne3 Bxe3 14.Bxe3 Rfd8 15.
Nh4 Qf6 16.Rf1 g5 17.Nf3 Bg4 18.h3 Bh5 19.g4 Bg6 20.h4 Bxe4 21.hxg5 Bxf3 
22.Qxf3 Qxf3 23.Bxf3 hxg5 24.Bxg5 f6 25.Be3 Nb6 26.Rad1 Na4 27.Bc1 Kg7 28.
Kg2 Nc5 29.Be3 Ne6 30.Rh1 Rxd1 31.Rxd1 Rd8 32.Rh1 Rh8 33.Rb1 Rd8 34.Be4 
Rb8 35.Kf3 Ne7 36.Rd1 Rd8 37.Rh1 Ng6 38.Bxb7 Ng5+ 39.Bxg5 fxg5 40.Bxa6 
Rf8+ 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "18"]
[White "Bauza, Lorenzo"]
[Black "De Souza Mendes, Joao"]
[Result "1/2-1/2"]
[ECO "D05"]
[EventDate "1954.??.??"]
[PlyCount "95"]

1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.O-O Be7 6.b3 O-O 7.Nbd2 d5 8.Bb2 
Nbd7 9.Ne5 Ne4 10.Nxd7 Qxd7 11.Qe2 Nxd2 12.Qxd2 Bf6 13.a4 a5 14.Qe2 c5 15.
Rad1 Rfc8 16.c4 cxd4 17.exd4 dxc4 18.Bxc4 Bd5 19.Rc1 Bxc4 20.Rxc4 Rxc4 21.
Qxc4 Rc8 22.Qa6 Rc2 23.Qa8+ Qc8 24.Qxc8+ Rxc8 25.Rc1 Rxc1+ 26.Bxc1 Bxd4 
27.Kf1 Kf8 28.Ke2 Ke7 29.f3 Kd6 30.Kd3 Kd5 31.g4 g6 32.g5 Bg1 33.h3 Bc5 
34.Bf4 Be7 35.Be3 Bc5 36.Bf4 Bd4 37.Bc1 f6 38.gxf6 Bxf6 39.Be3 Bd8 40.Bd4 
h5 41.Bg7 Be7 42.Bd4 Bc5 43.Bg7 e5 44.Bh6 Bf2 45.Bg5 Bg1 46.Bd8 Bd4 47.Bg5
Bf2 48.Bd8 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "18"]
[White "Castillo Larenas, Mariano"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[ECO "E94"]
[EventDate "1954.??.??"]
[PlyCount "98"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.Nf3 g6 6.Be2 Bg7 7.O-O O-O 8.Be3 Ng4
9.Bg5 f6 10.Bc1 Nh6 11.dxe5 dxe5 12.b3 c6 13.a4 a5 14.Ba3 Re8 15.Qc1 Nf7 
16.Rd1 Qc7 17.b4 axb4 18.Bxb4 Bf8 19.Bxf8 Rxf8 20.Qe3 Ra5 21.Nd2 Nc5 22.
Rdb1 Ng5 23.Nb3 Nxb3 24.Rxb3 Ne6 25.Rd1 Qe7 26.Rb2 Qc5 27.Rbd2 Qxe3 28.
fxe3 h5 29.h4 Nc5 30.Rd8 Be6 31.Rxf8+ Kxf8 32.Rd8+ Ke7 33.Rb8 Ra6 34.Rh8 
Rb6 35.Rh7+ Kf8 36.Rc7 Na6 37.c5 Nxc5 38.Nd5 Rb2 39.Bf3 Bxd5 40.exd5 e4 
41.dxc6 exf3 42.gxf3 bxc6 43.Rxc6 Nd7 44.f4 Ra2 45.Rc4 Ke7 46.e4 Kd6 47.
Rb4 Kc6 48.f5 gxf5 49.exf5 Nc5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "18"]
[White "Cruz, Walter"]
[Black "Panno, Oscar"]
[Result "1/2-1/2"]
[ECO "E65"]
[EventDate "1954.??.??"]
[PlyCount "38"]

1.c4 g6 2.Nf3 Bg7 3.g3 Nf6 4.d4 O-O 5.Bg2 c5 6.O-O Nc6 7.Nc3 d6 8.dxc5 
dxc5 9.Be3 Qa5 10.Qa4 Qxa4 11.Nxa4 b6 12.Rad1 Ba6 13.b3 Rad8 14.Bc1 Nb4 
15.Ne5 Nxa2 16.Nc6 Rxd1 17.Rxd1 Nxc1 18.Rxc1 Bh6 19.Rd1 Bc8 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "18"]
[White "Dodero, Emilio"]
[Black "Benko, Francisco"]
[Result "1/2-1/2"]
[ECO "D97"]
[EventDate "1954.??.??"]
[PlyCount "80"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 c6 7.e4 b5 8.Qb3 a5 
9.Qc2 O-O 10.Be2 a4 11.O-O b4 12.Nxa4 Nxe4 13.Qxe4 Rxa4 14.Bc4 Ba6 15.Bxa6
Rxa6 16.Bd2 Qd6 17.Bf4 Qd7 18.Rfe1 e6 19.a3 bxa3 20.Rxa3 Rb6 21.Bc1 Rb4 
22.Qe2 Qb7 23.h4 h5 24.Rd3 Rd8 25.Red1 Qb5 26.Qe3 Nd7 27.b3 Rb8 28.Ng5 Nf6
29.Qf3 Rxb3 30.Bf4 Rxd3 31.Rxd3 Ra8 32.Be5 Qb1+ 33.Rd1 Qf5 34.Qxc6 Ra2 35.
Qc8+ Bf8 36.Nf3 Nh7 37.Rc1 Qe4 38.Bd6 Qa8 39.Qxa8 Rxa8 40.Be5 Rd8 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "18"]
[White "Eliskases, Erich"]
[Black "Rossetto, Hector Decio"]
[Result "1/2-1/2"]
[ECO "A48"]
[EventDate "1954.??.??"]
[PlyCount "36"]

1.Nf3 d6 2.d4 Nf6 3.b3 g6 4.Bb2 Bg7 5.e3 O-O 6.Be2 Nbd7 7.O-O e5 8.dxe5 
Ng4 9.Qc1 Ngxe5 10.Nxe5 Nxe5 11.c4 Qh4 12.Nc3 Bg4 13.Bxg4 Qxg4 14.Qd1 Qxd1
15.Raxd1 Nc6 16.Rd2 f5 17.Nd5 Bxb2 18.Rxb2 Rf7 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "18"]
[White "Estrada Degrandi, Walter"]
[Black "Schroeder, Ruperto"]
[Result "0-1"]
[ECO "E33"]
[EventDate "1954.??.??"]
[PlyCount "80"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6 5.Nf3 d6 6.Bf4 Qe7 7.a3 Bxc3+ 8.Qxc3 
O-O 9.e3 Re8 10.b4 h6 11.h3 a5 12.b5 e5 13.dxe5 Nxe5 14.Nd2 Nfd7 15.Be2 
Nc5 16.Bxe5 dxe5 17.Nb3 Ne4 18.Qc2 Bf5 19.Bd3 a4 20.Nc1 Qh4 21.g3 Nxg3 22.
fxg3 Bxd3 23.Nxd3 Qe4 24.O-O Qxe3+ 25.Kh2 Rad8 26.Rad1 e4 27.Nf4 Rxd1 28.
Qxd1 Qxa3 29.Qd4 Qe7 30.Re1 c6 31.Ng2 a3 32.Ne3 Rd8 33.Nf5 Rxd4 34.Nxe7+ 
Kf8 35.Nf5 Rd2+ 36.Kg1 a2 37.bxc6 bxc6 38.Ne3 Rb2 39.Kf1 f5 40.h4 g5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "18"]
[White "Humerez Estrada, Cidar"]
[Black "Wexler, Bernardo"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1954.??.??"]
[PlyCount "98"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.Be3 O-O 6.Qd2 e5 7.d5 Ng4 8.Bg5 f6 
9.Bh4 Nh6 10.Nf3 Nd7 11.O-O a6 12.a4 Re8 13.b4 Nf7 14.Rab1 Nf8 15.Nd1 b6 
16.c3 a5 17.Bb5 Bd7 18.Bxd7 Qxd7 19.Nb2 h5 20.Bg3 g5 21.h4 Bh6 22.Qc2 Ng6 
23.b5 Kh7 24.Nd1 Rg8 25.hxg5 fxg5 26.Ne1 h4 27.Bh2 g4 28.Kh1 Rg7 29.c4 Rh8
30.Rb3 Kg8 31.g3 Bg5 32.Rg1 Rgh7 33.Rg2 hxg3 34.fxg3 Nf4 35.Rf2 Nh5 36.Rg2
Bf4 37.Kg1 Ng5 38.Kf1 Rf7 39.Nf2 Nh3 40.gxf4 N5xf4 41.Rxg4+ Kf8 42.Rxf4 
Nxf4 43.Bxf4 Rxf4 44.Rf3 Rxf3 45.Nxf3 Qg7 46.Qc1 Qg3 47.Ke2 Ke7 48.Qg5+ 
Qxg5 49.Nxg5 Rg8 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "18"]
[White "Maderna, Carlos"]
[Black "Sanguineti, Jorge"]
[Result "1/2-1/2"]
[ECO "E10"]
[EventDate "1954.??.??"]
[PlyCount "183"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 5.Bg5 h6 6.Bxf6 Qxf6 7.Nc3 a6 8.e4 d6 9.
cxb5 Be7 10.Bd3 e5 11.Ne2 O-O 12.Ng3 axb5 13.Bxb5 Na6 14.Qe2 Nc7 15.Bd3 g6
16.Nd2 Qg7 17.O-O f5 18.f3 Bd7 19.a3 Rab8 20.Rfb1 Bg5 21.b4 Nb5 22.Bxb5 
Bxb5 23.Qe1 Bd3 24.Rc1 c4 25.Nxc4 Qa7+ 26.Kh1 Bxc1 27.Rxc1 Bxc4 28.Rxc4 
Rbc8 29.Rc6 f4 30.Ne2 Qxa3 31.Qh4 Rxc6 32.dxc6 Qxb4 33.Qxh6 Rf6 34.Qg5 Kg7
35.Qg4 Qc4 36.Ng1 Qxc6 37.h4 Qe8 38.Nh3 Qe6 39.Qg5 Rf8 40.h5 Rh8 41.hxg6 
Rh6 42.Kg1 Rxg6 43.Qd8 Qf6 44.Qd7+ Qf7 45.Qd8 Qf6 46.Qd7+ Kf8 47.Nf2 Qe7 
48.Qc8+ Qe8 49.Qc7 Qe6 50.Ng4 Ke8 51.Nf2 Qd7 52.Qb8+ Ke7 53.Qh8 Qe8 54.
Qh4+ Kd7 55.Qh7+ Kc8 56.Ng4 Kb8 57.Qh5 Re6 58.Qh7 Qd8 59.Qf7 Re7 60.Qg6 
Rc7 61.Qh6 Ka7 62.Kh2 Rc1 63.Qg7+ Ka6 64.Qh6 Qb6 65.Qf8 Ka5 66.Qa8+ Kb4 
67.Qd5 Qg1+ 68.Kh3 Qd4 69.Qb7+ Kc3 70.Qc6+ Kd2 71.Qb5 Rc8 72.Qa5+ Kd1 73.
Nf6 Rf8 74.Nd5 Rh8+ 75.Kg4 Ke2 76.Qa6+ Kf2 77.Qxd6 Rg8+ 78.Kf5 Rxg2 79.Qa6
Rg3 80.Nf6 Rxf3 81.Qa2+ Ke1 82.Qa5+ Kd1 83.Qxe5 Qxe5+ 84.Kxe5 Rf1 85.Kd4 
Ke2 86.e5 Rh1 87.e6 f3 88.e7 Rh8 89.Kd5 Ke3 90.Ke5 Kd3 91.Ng4 Rg8 92.Kf6 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "18"]
[White "Perez Alcocer, Jose"]
[Black "Pilnik, Herman"]
[Result "0-1"]
[ECO "A04"]
[EventDate "1954.??.??"]
[PlyCount "66"]

1.e4 c5 2.d3 Nc6 3.Nf3 g6 4.g3 Bg7 5.Bg2 e6 6.O-O Nge7 7.Re1 O-O 8.Nc3 d6 
9.Be3 h6 10.d4 d5 11.Qd2 cxd4 12.Nxd4 Nxd4 13.Bxd4 dxe4 14.Rad1 Qxd4 15.
Qxd4 Bxd4 16.Rxd4 f5 17.f3 e5 18.Rd6 exf3 19.Bxf3 e4 20.Be2 Kg7 21.Bb5 a6 
22.Ba4 b5 23.Bb3 Ra7 24.Red1 Rc7 25.Ne2 Rf6 26.Rd8 g5 27.R1d6 Rxd6 28.Rxd6
Rd7 29.Rb6 e3 30.c3 Rd2 31.Nd4 f4 32.Ne6+ Bxe6 33.Rxe6 Ng6 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "18"]
[White "Salomon, Eduardo"]
[Black "Guimard, Carlos Enrique"]
[Result "0-1"]
[ECO "C04"]
[EventDate "1954.??.??"]
[PlyCount "80"]

1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.c3 f6 7.Qe2 fxe5 8.Nxe5 
Ndxe5 9.dxe5 Qg5 10.Nf3 Qh5 11.h3 Be7 12.g4 Qg6 13.Nd4 Nxd4 14.cxd4 Bb4+ 
15.Bd2 Bxd2+ 16.Kxd2 O-O 17.Qe3 Qf7 18.Rh2 Qf4 19.Qxf4 Rxf4 20.Ke3 Re4+ 
21.Kd3 Bd7 22.f3 Rf4 23.Ke3 Raf8 24.Be2 c5 25.dxc5 d4+ 26.Kd2 Bc6 27.Rf1 
Rd8 28.Bd3 Rd5 29.Be4 Rxe5 30.Bxc6 bxc6 31.Re2 Rxe2+ 32.Kxe2 Kf7 33.Kd3 e5
34.b4 Ke6 35.a3 Kd5 36.Rf2 Rxf3+ 37.Rxf3 e4+ 38.Ke2 exf3+ 39.Kxf3 Kc4 40.
Ke2 a6 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "18"]
[White "Shocron, Ruben"]
[Black "Jauregui Andrade, Carlos"]
[Result "1-0"]
[ECO "A00"]
[EventDate "1954.??.??"]
[PlyCount "0"]

1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "19"]
[White "Benko, Francisco"]
[Black "Eliskases, Erich"]
[Result "1/2-1/2"]
[ECO "B24"]
[EventDate "1954.??.??"]
[PlyCount "91"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.f4 e6 6.d3 Nge7 7.Nf3 d5 8.O-O f5 9.
Ne2 O-O 10.e5 d4 11.c4 b6 12.b3 a5 13.a4 Bb7 14.Bd2 Qd7 15.Rf2 Nd8 16.Qf1 
Nf7 17.Re1 Kh8 18.Nc1 Rg8 19.Ng5 Nc6 20.Nxf7+ Qxf7 21.Bf3 Rae8 22.Qg2 Qc7 
23.Kf1 Re7 24.h4 Nd8 25.Bxb7 Qxb7 26.Qxb7 Rxb7 27.Ne2 Nf7 28.Ng1 Nh6 29.
Nf3 Ng4 30.Rfe2 Bf8 31.Nh2 Nxh2+ 32.Rxh2 h6 33.Kf2 Rh7 34.Reh1 Be7 35.Kf3 
Kg7 36.Bc1 Rgh8 37.Bd2 g5 38.hxg5 hxg5 39.Rxh7+ Rxh7 40.Rxh7+ Kxh7 41.Be1 
Kg6 42.Kg2 Kh5 43.Kh3 Bd8 44.Bf2 Be7 45.Bg1 Bd8 46.Bf2 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "19"]
[White "De Souza Mendes, Joao"]
[Black "Maderna, Carlos"]
[Result "1/2-1/2"]
[ECO "D53"]
[EventDate "1954.??.??"]
[PlyCount "68"]

1.Nf3 Nf6 2.c4 e6 3.d4 d5 4.Nc3 Be7 5.Bg5 h6 6.Bh4 dxc4 7.e3 a6 8.Bxc4 b5 
9.Bb3 Bb7 10.O-O Nbd7 11.a4 b4 12.Nb1 c5 13.Nbd2 cxd4 14.exd4 O-O 15.Re1 
Nb6 16.a5 Nbd5 17.Nc4 Rc8 18.Nfe5 Nf4 19.f3 N6d5 20.Bf2 Bd6 21.Nxd6 Qxd6 
22.Nd3 Nxd3 23.Qxd3 Nf4 24.Qd2 Rfd8 25.Be3 Nd5 26.Bxd5 Bxd5 27.Rec1 Bc4 
28.Rc2 Bb3 29.Rxc8 Rxc8 30.Rc1 Rc4 31.Rxc4 Bxc4 32.Bf4 Qd5 33.Bc7 Qc6 34.
Bb6 Qa4 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "19"]
[White "Guimard, Carlos Enrique"]
[Black "Estrada Degrandi, Walter"]
[Result "1-0"]
[ECO "A97"]
[EventDate "1954.??.??"]
[PlyCount "101"]

1.d4 f5 2.g3 Nf6 3.Bg2 e6 4.c4 Be7 5.Nc3 O-O 6.Nf3 d6 7.O-O Qe8 8.Qb3 Kh8 
9.Bf4 Qh5 10.Rad1 Ne8 11.c5 Nc6 12.cxd6 cxd6 13.d5 Nd8 14.dxe6 Bxe6 15.Nd5
Nc7 16.Nd4 Bxd5 17.Bxd5 Nxd5 18.Qxd5 Rf6 19.Rc1 Qf7 20.Qxf7 Rxf7 21.Nb5 
Nc6 22.Rfd1 a6 23.Nxd6 Bxd6 24.Rxd6 h6 25.Bd2 Kh7 26.Rc5 Re8 27.e3 g6 28.
Bc3 Rfe7 29.Kg2 Re6 30.Rcd5 Kg8 31.Rd7 R8e7 32.Rxe7 Rxe7 33.Rd6 Kh7 34.h4 
h5 35.Kf3 Kh6 36.Bf6 Rc7 37.a3 Rf7 38.Bc3 Re7 39.Bf6 Rf7 40.Kf4 Rc7 41.f3 
Rf7 42.Re6 Na5 43.Bc3 Nb3 44.Re8 Nc1 45.Ke5 Ne2 46.Ke6 Rh7 47.Kf6 Nxc3 48.
bxc3 Rc7 49.Rh8+ Rh7 50.Rxh7+ Kxh7 51.e4 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "19"]
[White "Jauregui Andrade, Carlos"]
[Black "Salomon, Eduardo"]
[Result "0-1"]
[ECO "A00"]
[EventDate "1954.??.??"]
[PlyCount "0"]

0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "19"]
[White "Najdorf, Miguel"]
[Black "Shocron, Ruben"]
[Result "1-0"]
[ECO "E07"]
[EventDate "1954.??.??"]
[PlyCount "77"]

1.c4 Nf6 2.Nf3 e6 3.g3 d5 4.Bg2 Be7 5.O-O O-O 6.d4 Nbd7 7.Nc3 c6 8.b3 b6 
9.Bb2 Bb7 10.e3 Rc8 11.Qe2 Qc7 12.Rac1 Qb8 13.Ne5 Nxe5 14.dxe5 Nd7 15.f4 
Ba6 16.Rfd1 Nc5 17.Bf1 dxc4 18.bxc4 Rfd8 19.Rd4 Rc7 20.Rcd1 Rcd7 21.Ne4 
Qc7 22.Nd6 Nb7 23.Nxf7 Rxd4 24.exd4 Kxf7 25.Qh5+ Kg8 26.Bd3 g6 27.Bxg6 Bf8
28.Be4 Qf7 29.Qe2 Rd7 30.f5 Nd8 31.Rf1 Qe8 32.Rf4 Bh6 33.Rh4 Qf8 34.fxe6 
Nxe6 35.Qg4+ Kh8 36.Qxe6 Be3+ 37.Kg2 Rf7 38.Qg6 Rf2+ 39.Kh3 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "19"]
[White "Panno, Oscar"]
[Black "Humerez Estrada, Cidar"]
[Result "1-0"]
[ECO "E14"]
[EventDate "1954.??.??"]
[PlyCount "81"]

1.d4 d5 2.Nf3 Nf6 3.c4 e6 4.Nc3 Nbd7 5.e3 Be7 6.b3 O-O 7.Bd3 b6 8.O-O Bb7 
9.Bb2 Ne4 10.Qe2 f5 11.Rac1 a6 12.Na4 Bd6 13.Ne5 Bxe5 14.dxe5 Ng5 15.c5 
Nxc5 16.Nxc5 bxc5 17.Rxc5 Ne4 18.Rc2 Qe7 19.Rfc1 Rfc8 20.f3 Ng5 21.Rc5 a5 
22.Bd4 Nf7 23.Qd2 c6 24.Rxa5 Rxa5 25.Qxa5 Ra8 26.Qd2 Qa3 27.Bb1 g5 28.g4 
Nh6 29.e4 f4 30.exd5 exd5 31.Bc5 Qa5 32.Qc2 Qc7 33.e6 Qg7 34.Re1 Re8 35.
Qd3 Bc8 36.Bd4 Qe7 37.b4 Qc7 38.Re5 Rxe6 39.Rxg5+ Kf8 40.Rg7 Re1+ 41.Kf2 
1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "19"]
[White "Pilnik, Herman"]
[Black "Cruz, Walter"]
[Result "1/2-1/2"]
[ECO "A05"]
[EventDate "1954.??.??"]
[PlyCount "125"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.d3 d6 6.e4 e5 7.c3 b6 8.Re1 Bb7 9.
Nbd2 Re8 10.Nc4 Nbd7 11.a4 a5 12.h3 Qc8 13.Qc2 Ra7 14.Na3 d5 15.Nb5 Ra8 
16.Bg5 dxe4 17.dxe4 Bc6 18.c4 Nc5 19.Nc3 Bd7 20.Kh2 c6 21.Be3 Bf8 22.Rad1 
Qc7 23.Rd2 Bc8 24.Red1 Nfd7 25.Ne1 Bb7 26.Nd3 Rad8 27.f4 f6 28.fxe5 Nxd3 
29.Qxd3 Nxe5 30.Qxd8 Rxd8 31.Rxd8 Kg7 32.Ne2 Bc8 33.Bf4 Be7 34.Bxe5 fxe5 
35.R8d3 Be6 36.b3 Bc5 37.h4 Qe7 38.Ng1 Bxg1+ 39.Kxg1 Bg4 40.Bf3 Qc5+ 41.
Kg2 h5 42.Bxg4 hxg4 43.h5 gxh5 44.Rd7+ Kg8 45.Rc7 Qf8 46.Rd3 Qf6 47.Rcd7 
Qg5 48.Rc7 Kf8 49.Rxc6 Qc1 50.Rf6+ Ke7 51.Rf2 Qe1 52.Rfd2 Qxe4+ 53.Kf2 Qh1
54.Re2 Ke6 55.Rd5 Kf6 56.Rd3 e4 57.Rc3 Ke5 58.c5 Qh2+ 59.Kf1 Qh1+ 60.Kf2 
bxc5 61.Rxc5+ Kd6 62.Rc3 Ke5 63.Rc5+ 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "19"]
[White "Rossetto, Hector Decio"]
[Black "Perez Alcocer, Jose"]
[Result "1-0"]
[ECO "A29"]
[EventDate "1954.??.??"]
[PlyCount "91"]

1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 e5 5.Bg2 Be6 6.Nf3 Nc6 7.d3 Be7 8.Bd2 
O-O 9.O-O h6 10.a3 Nb6 11.b4 a6 12.Ne4 Nd7 13.Qc2 f5 14.Nc5 Nxc5 15.bxc5 
Bf6 16.Rab1 Rb8 17.Rfd1 Qd7 18.Bc3 Nd4 19.Nxd4 exd4 20.c6 bxc6 21.Bb4 Rfd8
22.Bxc6 Qf7 23.Qa4 f4 24.Rdc1 fxg3 25.hxg3 Bg5 26.Rc2 Rf8 27.Bf3 Rb6 28.
Qa5 Qd7 29.Rf1 Rf5 30.Rc5 Be7 31.Rxf5 Bxb4 32.axb4 Bxf5 33.Rc1 Be6 34.Qc5 
Rb5 35.Qa7 c5 36.Qxd7 Bxd7 37.bxc5 Kf8 38.c6 Bc8 39.Rc4 Ke7 40.Rxd4 a5 41.
Kg2 Rb4 42.Rd5 a4 43.Ra5 Kd6 44.e3 Be6 45.d4 Bc4 46.Ra7 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "19"]
[White "Sanguineti, Jorge"]
[Black "Dodero, Emilio"]
[Result "1-0"]
[ECO "D66"]
[EventDate "1954.??.??"]
[PlyCount "105"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Be7 5.e3 O-O 6.Rc1 c6 7.Bd3 Nbd7 8.Nf3 h6 
9.Bf4 dxc4 10.Bxc4 Nd5 11.O-O Nxf4 12.exf4 Nb6 13.Bb3 Nd5 14.g3 b6 15.Qd3 
Bf6 16.Rfd1 Bb7 17.Ne4 Rc8 18.Ne5 g6 19.Bxd5 Bxe5 20.Bxe6 fxe6 21.dxe5 
Qxd3 22.Rxd3 c5 23.Nf6+ Kg7 24.Rd7+ Rf7 25.Rcd1 Bc6 26.R7d6 Re7 27.f3 Bxf3
28.Rd7 Rc7 29.Rxc7 Rxc7 30.Rd8 Re7 31.Kf2 Bc6 32.g4 h5 33.Rg8+ Kf7 34.gxh5
gxh5 35.Rh8 Kg6 36.Rxh5 Rg7 37.Ke3 Kf7 38.Rg5 Rxg5 39.fxg5 Kg6 40.Kf4 Bb5 
41.Ne4 Be2 42.h4 a5 43.Nc3 Bc4 44.a3 Bb3 45.Kg4 Bc2 46.h5+ Kg7 47.Kf4 c4 
48.Ke3 Bf5 49.Ne4 Bg4 50.h6+ Kg6 51.Nd6 Bd1 52.Nxc4 Bc2 53.Kf4 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "19"]
[White "Schroeder, Ruperto"]
[Black "Bauza, Lorenzo"]
[Result "1-0"]
[ECO "E46"]
[EventDate "1954.??.??"]
[PlyCount "49"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 d5 6.a3 Bd6 7.c5 Be7 8.b4 c6 9.
f4 Ne4 10.Nxe4 dxe4 11.Nc3 f5 12.Bc4 Rf6 13.Bb2 Rh6 14.O-O Bf8 15.Rf2 Nd7 
16.g4 fxg4 17.Nxe4 Kh8 18.Ng5 Qe7 19.e4 Nf6 20.f5 g3 21.hxg3 Nh5 22.fxe6 
Bxe6 23.Nxe6 Nxg3 24.Qf3 Rf6 25.Qxg3 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "19"]
[White "Wexler, Bernardo"]
[Black "Castillo Larenas, Mariano"]
[Result "1/2-1/2"]
[ECO "B25"]
[EventDate "1954.??.??"]
[PlyCount "31"]

1.e4 c5 2.Nf3 d6 3.g3 Nf6 4.d3 g6 5.Bg2 Bg7 6.O-O Nc6 7.Nc3 O-O 8.Nd2 Rb8 
9.a4 a6 10.h3 b5 11.axb5 axb5 12.f4 Nd4 13.g4 Nd7 14.f5 e6 15.fxg6 hxg6 
16.Ne2 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "20"]
[White "Bauza, Lorenzo"]
[Black "Guimard, Carlos Enrique"]
[Result "0-1"]
[ECO "D05"]
[EventDate "1954.??.??"]
[PlyCount "80"]

1.d4 e6 2.Nf3 Nf6 3.e3 c5 4.Bd3 Nc6 5.O-O d5 6.b3 Qc7 7.a3 e5 8.dxe5 Nxe5 
9.Nxe5 Qxe5 10.Ra2 Bd6 11.f4 Qe7 12.Bb5+ Kf8 13.Nc3 a6 14.Be2 d4 15.exd4 
cxd4 16.Na4 b5 17.Nb2 h5 18.a4 Nd5 19.Bf3 Nc3 20.Qd3 Nxa2 21.Bxa8 Nxc1 22.
Rxc1 Bxf4 23.Rf1 Be3+ 24.Kh1 Rh6 25.axb5 Rf6 26.Rxf6 Qxf6 27.Bf3 Bf5 28.
Qc4 axb5 29.Qxb5 g5 30.Nd3 g4 31.Be2 Kg7 32.Qa5 h4 33.Qe5 Qxe5 34.Nxe5 
Bxc2 35.Nxg4 Bf4 36.Nf2 Bxb3 37.Nd3 Be3 38.h3 f5 39.g3 hxg3 40.Kg2 f4 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "20"]
[White "Castillo Larenas, Mariano"]
[Black "Panno, Oscar"]
[Result "1/2-1/2"]
[ECO "E03"]
[EventDate "1954.??.??"]
[PlyCount "42"]

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Nf3 a6 7.Qxc4 b5 8.Qc2 
Bb7 9.O-O c5 10.a4 Qb6 11.axb5 axb5 12.Rxa8+ Bxa8 13.Nc3 Bc6 14.Rd1 Be7 
15.e4 O-O 16.d5 exd5 17.exd5 Bb7 18.Nh4 g6 19.d6 Bd8 20.b3 b4 21.Nd5 Qa5 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "20"]
[White "Dodero, Emilio"]
[Black "De Souza Mendes, Joao"]
[Result "1/2-1/2"]
[ECO "D53"]
[EventDate "1954.??.??"]
[PlyCount "129"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.Bg5 h6 6.Bh4 dxc4 7.e3 a6 8.Bxc4 b5 
9.Bb3 Bb7 10.O-O Nbd7 11.Qe2 c5 12.Rfd1 Ne4 13.Nxe4 Bxe4 14.Bg3 c4 15.Bc2 
Nf6 16.Ne5 O-O 17.Rac1 Rc8 18.Ng4 Bxc2 19.Nxf6+ Bxf6 20.Rxc2 Qa5 21.Rc3 
Be7 22.a3 Rfd8 23.Be5 Bd6 24.Bxd6 Rxd6 25.e4 Qd8 26.Qd2 Rc7 27.Rg3 Qh4 28.
Qe3 Rcd7 29.h3 f5 30.exf5 exf5 31.Qe5 Qe4 32.Re1 Qxe5 33.dxe5 Rd1 34.Kf1 
a5 35.b3 f4 36.Rc3 cxb3 37.Rxb3 Rxe1+ 38.Kxe1 Rd5 39.e6 Kf8 40.Ke2 Ke7 41.
g3 fxg3 42.Rxg3 Rg5 43.Re3 Rg6 44.Rb3 Rxe6+ 45.Kd3 Re5 46.Kd4 Rf5 47.Ke4 
Ke6 48.f4 Rc5 49.Re3 Kf6 50.Rd3 Rc4+ 51.Kf3 Ke6 52.h4 b4 53.axb4 axb4 54.
Rd8 Rc3+ 55.Ke4 Rh3 56.Rb8 b3 57.Rb6+ Kf7 58.h5 Rxh5 59.Rxb3 Ra5 60.Rb7+ 
Kg8 61.f5 Ra6 62.Kf4 Kh7 63.Rb4 Ra1 64.Rb6 Rg1 65.Rb7 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "20"]
[White "Eliskases, Erich"]
[Black "Sanguineti, Jorge"]
[Result "1/2-1/2"]
[ECO "E62"]
[EventDate "1954.??.??"]
[PlyCount "90"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nc3 d6 6.Nf3 Nc6 7.d5 Nb8 8.O-O a5 
9.Ne1 c6 10.Nd3 cxd5 11.cxd5 b6 12.e4 Nfd7 13.Re1 Na6 14.Nb5 Ndc5 15.Nxc5 
bxc5 16.Bf1 Nc7 17.Nxc7 Qxc7 18.Rb1 Ba6 19.Bxa6 Rxa6 20.Bd2 Rb8 21.Qc2 Rb7
22.Bc3 Bxc3 23.Qxc3 Rb4 24.e5 Rd4 25.e6 f6 26.Rbd1 Rxd1 27.Rxd1 Qb7 28.Qc4
Ra8 29.b3 Rb8 30.Rc1 Qb5 31.Qxb5 Rxb5 32.Rc4 Kg7 33.f4 f5 34.Kf2 h6 35.h4 
h5 36.Ke3 Kf8 37.Kd3 Ke8 38.Ra4 Kd8 39.Kc4 Rb4+ 40.Rxb4 axb4 41.Kb5 Kc7 
42.Ka6 Kc8 43.Kb6 Kb8 44.Kc6 Kc8 45.Kb5 Kb8 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "20"]
[White "Estrada Degrandi, Walter"]
[Black "Jauregui Andrade, Carlos"]
[Result "1-0"]
[ECO "A00"]
[EventDate "1954.??.??"]
[PlyCount "0"]

1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "20"]
[White "Humerez Estrada, Cidar"]
[Black "Pilnik, Herman"]
[Result "0-1"]
[ECO "B92"]
[EventDate "1954.??.??"]
[PlyCount "58"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.O-O 
O-O 9.Be3 Be6 10.f4 Nc6 11.f5 Bxb3 12.axb3 Rc8 13.Bf3 Nb4 14.Rf2 Qc7 15.
Kh1 d5 16.exd5 e4 17.d6 Bxd6 18.Nxe4 Nxe4 19.Bxe4 Rfe8 20.Qg4 h5 21.Qh4 
Qe7 22.Qxe7 Rxe7 23.Bf4 Rxe4 24.Bxd6 Rxc2 25.Rxc2 Nxc2 26.Rc1 Nd4 27.f6 
gxf6 28.h3 Nxb3 29.Kg1 Nxc1 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "20"]
[White "Maderna, Carlos"]
[Black "Schroeder, Ruperto"]
[Result "1-0"]
[ECO "D66"]
[EventDate "1954.??.??"]
[PlyCount "55"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Bg5 Be7 5.e3 O-O 6.Nc3 Nbd7 7.Rc1 c6 8.Bd3 Ne8
9.Bf4 dxc4 10.Bxc4 Bd6 11.O-O Bxf4 12.exf4 Nd6 13.Bb3 Nf6 14.Qd3 Qa5 15.
Ne5 Rd8 16.Rfd1 Bd7 17.g4 Be8 18.Bc2 g6 19.Qg3 c5 20.Qh4 Kg7 21.d5 Nxd5 
22.Rxd5 exd5 23.Nxd5 Nc8 24.Qf6+ Kg8 25.Nc4 Qxa2 26.Qxd8 Nb6 27.Nf6+ Kh8 
28.Qe7 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "20"]
[White "Perez Alcocer, Jose"]
[Black "Cruz, Walter"]
[Result "0-1"]
[ECO "C97"]
[EventDate "1954.??.??"]
[PlyCount "60"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.a4 Bd7 13.axb5 axb5 14.dxc5 dxc5 15.Nbd2 
Bc6 16.Nf1 Nc4 17.Rxa8 Rxa8 18.Ng3 g6 19.Qe2 Nb6 20.Bh6 c4 21.Ng5 Na4 22.
b3 Nxc3 23.Qf3 Na2 24.bxc4 bxc4 25.Nf1 Ra3 26.Re3 Qa5 27.g4 Rxe3 28.Nxe3 
Qe1+ 29.Kg2 Nc3 30.Nxc4 Ne2 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "20"]
[White "Rossetto, Hector Decio"]
[Black "Benko, Francisco"]
[Result "1/2-1/2"]
[ECO "E05"]
[EventDate "1954.??.??"]
[PlyCount "55"]

1.c4 e6 2.g3 d5 3.Bg2 Nf6 4.Nf3 Be7 5.O-O O-O 6.d4 dxc4 7.Qc2 a6 8.Qxc4 b5
9.Qc2 Bb7 10.Bf4 Nc6 11.Nc3 Nb4 12.Qd2 c5 13.a3 Nbd5 14.Nxd5 Bxd5 15.dxc5 
Bxc5 16.b4 Be7 17.Rac1 Rc8 18.Rxc8 Qxc8 19.Rc1 Qa8 20.Qc3 Bb7 21.Be5 Rc8 
22.Qb2 h6 23.Rxc8+ Qxc8 24.Ne1 Bxg2 25.Kxg2 a5 26.Nd3 axb4 27.axb4 Qc4 28.
f3 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "20"]
[White "Salomon, Eduardo"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[ECO "B92"]
[EventDate "1954.??.??"]
[PlyCount "88"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.O-O 
O-O 9.f3 b5 10.Nd5 Nxd5 11.Qxd5 Qb6+ 12.Kh1 Nc6 13.c3 Be6 14.Qd3 Bc4 15.
Qc2 d5 16.exd5 Bxd5 17.Bd3 g6 18.Bh6 Rfe8 19.Rad1 Rad8 20.f4 Qe3 21.Rfe1 
Qh3 22.Be4 Bxe4 23.Qxe4 Qxh6 24.Qxc6 Bh4 25.Rxd8 Rxd8 26.Rf1 Bg3 27.h3 
Qxf4 28.Qf3 Qxf3 29.gxf3 h5 30.Kg2 Bf4 31.Re1 a5 32.Re2 a4 33.Nc5 Rd5 34.
Ne4 Kg7 35.Rc2 f5 36.Nf2 Kf6 37.b3 Rd2 38.Rxd2 Bxd2 39.c4 bxc4 40.bxc4 Be3
41.Nd3 e4 42.Ne1 Ke5 43.Nc2 Bc5 44.fxe4 Kxe4 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "20"]
[White "Shocron, Ruben"]
[Black "Wexler, Bernardo"]
[Result "0-1"]
[ECO "E70"]
[EventDate "1954.??.??"]
[PlyCount "50"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.f4 c5 6.e5 Ne8 7.dxc5 f6 8.Nf3 Na6 
9.Be3 fxe5 10.fxe5 Nec7 11.a3 Ne6 12.Ne4 Qc7 13.Qd5 Nb8 14.Nf2 Nc6 15.Nd3 
b6 16.O-O-O Bb7 17.cxb6 axb6 18.Qb5 Na5 19.Nb4 Bxf3 20.gxf3 Nb3+ 21.Kb1 
Nbc5 22.Nd3 Ra5 23.Qb4 Rxf3 24.Qe1 Nxd3 25.Bxd3 Rxe5 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "21"]
[White "Benko, Francisco"]
[Black "Perez Alcocer, Jose"]
[Result "1-0"]
[ECO "E12"]
[EventDate "1954.??.??"]
[PlyCount "97"]

1.Nf3 Nf6 2.d4 b6 3.c4 e6 4.Nc3 Bb7 5.g3 c5 6.d5 exd5 7.cxd5 d6 8.e4 Be7 
9.Be2 O-O 10.O-O Re8 11.a4 a6 12.Nd2 Bf8 13.f4 Nbd7 14.Bf3 Qb8 15.Qb3 g6 
16.Nc4 Bc8 17.Bd2 Ra7 18.Rfe1 Rb7 19.Qc2 Bg7 20.Nd1 Re7 21.Bc3 Ne8 22.Nf2 
f6 23.Re2 Ra7 24.Rae1 Bb7 25.b3 b5 26.Na5 Ba8 27.Nc6 Bxc6 28.dxc6 Nf8 29.
Ng4 Qb6 30.e5 dxe5 31.fxe5 f5 32.Nf6+ Kh8 33.Kg2 Nc7 34.Nd7 Nxd7 35.cxd7 
Rxd7 36.e6 Re7 37.a5 Qb8 38.Bxg7+ Kxg7 39.Qxc5 Ne8 40.Qd4+ Kg8 41.Rd1 Rac7
42.Red2 Qa7 43.Qb6 Kg7 44.Rd8 Kf6 45.Ra8 Rc2+ 46.Kf1 Qc7 47.Qd4+ Qe5 48.
Qh4+ Kxe6 49.Re1 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "21"]
[White "Cruz, Walter"]
[Black "Humerez Estrada, Cidar"]
[Result "1-0"]
[ECO "A13"]
[EventDate "1954.??.??"]
[PlyCount "89"]

1.c4 e6 2.Nf3 Nf6 3.b3 d5 4.Bb2 b6 5.g3 Bb7 6.Bg2 dxc4 7.bxc4 Be7 8.O-O 
O-O 9.Qc2 Nbd7 10.Nc3 Re8 11.Rfd1 c5 12.a4 Bd6 13.Nb5 Bb8 14.d4 a6 15.Nc3 
cxd4 16.Rxd4 Qc8 17.Rad1 e5 18.Rxd7 Nxd7 19.Bh3 Bc6 20.Ng5 g6 21.Nce4 f5 
22.c5 Kg7 23.Qc4 Re7 24.Ne6+ Kh8 25.Nd6 Qg8 26.cxb6 Rxe6 27.Qxc6 Rxd6 28.
Rxd6 Bxd6 29.Qxd6 Rd8 30.Bg2 Qf8 31.Qc7 h5 32.b7 Nb8 33.Qxe5+ Kh7 34.h4 
Qg8 35.Kh2 Qf8 36.Bd5 Re8 37.Qc7+ Qe7 38.Qc3 Qf8 39.e3 Rd8 40.Qc7+ Rd7 41.
Qc8 Rd8 42.Be6 f4 43.exf4 Qd6 44.Qc3 Qe7 45.f5 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "21"]
[White "De Souza Mendes, Joao"]
[Black "Eliskases, Erich"]
[Result "0-1"]
[ECO "A55"]
[EventDate "1954.??.??"]
[PlyCount "94"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.Nf3 e5 5.g3 c6 6.e4 Be7 7.Bg2 O-O 8.O-O Re8 
9.b3 Qc7 10.Bb2 Nf8 11.h3 Ng6 12.Qc2 Nd7 13.Rad1 Ndf8 14.Nh2 Ne6 15.d5 Nd4
16.Qd2 c5 17.Ne2 Nxe2+ 18.Qxe2 f5 19.Qh5 Rf8 20.Bc1 Bd7 21.Bg5 Be8 22.Bxe7
Qxe7 23.Qe2 Bd7 24.h4 f4 25.Bf3 Nh8 26.Bg4 Rf6 27.Bxd7 Qxd7 28.g4 f3 29.
Qe3 Rf4 30.Kh1 Rxg4 31.Rg1 Rxh4 32.Rg3 Rf8 33.Rdg1 Ng6 34.Rxf3 Rff4 35.
Rxf4 exf4 36.Qf3 Ne5 37.Qg2 f3 38.Qg3 Rxe4 39.Nxf3 Nxf3 40.Qxf3 Rh4+ 41.
Kg2 Qg4+ 42.Qg3 Qd4 43.f3 Qb2+ 44.Kf1 Rh2 45.Qe1 Kf8 46.Rg4 Rh1+ 47.Rg1 
Qh2 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "21"]
[White "Guimard, Carlos Enrique"]
[Black "Maderna, Carlos"]
[Result "1-0"]
[ECO "A47"]
[EventDate "1954.??.??"]
[PlyCount "81"]

1.Nf3 Nf6 2.d4 e6 3.e3 b6 4.Bd3 Bb7 5.O-O Be7 6.Nbd2 c5 7.c3 Nc6 8.Qe2 Qc8
9.dxc5 bxc5 10.e4 d6 11.Nc4 Qc7 12.Bf4 O-O 13.Rad1 Nh5 14.Bc1 d5 15.exd5 
exd5 16.Nce5 Rae8 17.Nxc6 Bxc6 18.Ne5 Nf6 19.Nxc6 Bd6 20.Qf3 Qxc6 21.c4 
Qc7 22.g3 d4 23.Bc2 Re6 24.a3 Nd7 25.Rde1 Rfe8 26.Rxe6 Rxe6 27.Qa8+ Nf8 
28.Bd3 Qe7 29.Bd2 h5 30.Qf3 h4 31.Qg4 hxg3 32.hxg3 Nd7 33.Bf5 Nf6 34.Qf3 
Re2 35.Kg2 Re5 36.Rh1 g6 37.Bd3 Ne4 38.Bf4 Re6 39.Bxe4 Bxf4 40.Bd5 Rf6 41.
gxf4 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "21"]
[White "Jauregui Andrade, Carlos"]
[Black "Bauza, Lorenzo"]
[Result "0-1"]
[ECO "A00"]
[EventDate "1954.??.??"]
[PlyCount "0"]

0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "21"]
[White "Najdorf, Miguel"]
[Black "Estrada Degrandi, Walter"]
[Result "1-0"]
[ECO "D45"]
[EventDate "1954.??.??"]
[PlyCount "119"]

1.c4 Nf6 2.d4 c6 3.Nc3 d5 4.Nf3 e6 5.e3 Nbd7 6.Qc2 Be7 7.b3 Bb4 8.a3 Bxc3+
9.Qxc3 Ne4 10.Qc2 O-O 11.Bd3 f5 12.O-O Ndf6 13.Ne5 Bd7 14.f3 Nd6 15.a4 Be8
16.Ba3 Bg6 17.a5 Rc8 18.Qd2 Qc7 19.Rfc1 Rfd8 20.a6 Nf7 21.Nxg6 hxg6 22.
cxd5 exd5 23.axb7 Qxb7 24.Bc5 Ra8 25.Ba6 Qd7 26.Qf2 Re8 27.Rc3 Nd8 28.Qg3 
Kf7 29.Qd6 Qxd6 30.Bxd6 Re6 31.Bf4 Ne8 32.b4 Re7 33.h4 Nf6 34.Kf2 Rd7 35.
Be5 Ng8 36.Rh1 Ne7 37.h5 Kg8 38.hxg6 Nxg6 39.Bg3 Ne7 40.Rb1 Nf7 41.b5 cxb5
42.Rxb5 Nd6 43.Rbc5 Ne8 44.Bh4 Kf7 45.Bb5 Rd6 46.Bxe7 Kxe7 47.Bc6 Rad8 48.
Ra3 Kf6 49.Rxa7 g6 50.Raa5 Nc7 51.Bb7 R8d7 52.f4 Kg7 53.Bc6 Re7 54.Bxd5 
Rb6 55.Bc4 Ne8 56.Re5 Rc7 57.Rxe8 Rb2+ 58.Kf3 Rxc4 59.Ra7+ Kf6 60.d5 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "21"]
[White "Panno, Oscar"]
[Black "Shocron, Ruben"]
[Result "1/2-1/2"]
[ECO "A43"]
[EventDate "1954.??.??"]
[PlyCount "52"]

1.d4 c5 2.Nf3 cxd4 3.Nxd4 d5 4.g3 e5 5.Nb3 Nc6 6.Bg2 Be6 7.O-O Qd7 8.Nc3 
Rd8 9.f4 e4 10.Nb5 Nf6 11.N5d4 Nxd4 12.Nxd4 Bc5 13.Kh1 Bf5 14.Be3 Ng4 15.
Bg1 e3 16.Nxf5 Qxf5 17.Qd3 Qxd3 18.exd3 O-O 19.c3 d4 20.h3 Nf6 21.b4 Be7 
22.cxd4 Rxd4 23.Bxe3 Rxd3 24.Bxa7 Bxb4 25.Rf3 Rd2 26.Rb3 Bd6 1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "21"]
[White "Pilnik, Herman"]
[Black "Castillo Larenas, Mariano"]
[Result "1-0"]
[ECO "A21"]
[EventDate "1954.??.??"]
[PlyCount "76"]

1.c4 e5 2.Nc3 Nc6 3.g3 d6 4.Bg2 f5 5.d3 Nf6 6.Nf3 Be7 7.O-O O-O 8.Nd5 Nxd5
9.cxd5 Nb8 10.Bd2 c5 11.b4 cxb4 12.Bxb4 Na6 13.Ba3 Rb8 14.Rc1 b5 15.Bb2 
Bf6 16.Nd2 Nc5 17.Nb3 Na4 18.Ba1 Bd7 19.Qd2 b4 20.Rc2 Qb6 21.Rfc1 Rfc8 22.
Rc4 a5 23.e3 Rxc4 24.Rxc4 Bb5 25.Rc1 Nc5 26.Nxc5 dxc5 27.e4 fxe4 28.Bxe4 
Bd7 29.Qe3 Rc8 30.Qf3 a4 31.Qh5 h6 32.Qg6 Qd6 33.d4 c4 34.Qh7+ Kf8 35.dxe5
Bxe5 36.Bxe5 Qxe5 37.Re1 c3 38.Re3 b3 1-0

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "21"]
[White "Sanguineti, Jorge"]
[Black "Rossetto, Hector Decio"]
[Result "0-1"]
[ECO "D53"]
[EventDate "1954.??.??"]
[PlyCount "112"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Bg5 Be7 5.Nc3 h6 6.Bxf6 Bxf6 7.e4 dxe4 8.Nxe4 
Nd7 9.Bd3 b6 10.Bc2 Bb7 11.Qd3 Qe7 12.O-O O-O-O 13.Rfe1 Ne5 14.Nxe5 Bxe5 
15.d5 Bxb2 16.Rab1 Qa3 17.Bb3 Kb8 18.Qf3 exd5 19.cxd5 Rhf8 20.Re2 Be5 21.
Rd1 f5 22.Nd2 Bd6 23.Nc4 Qb4 24.g3 f4 25.Qg4 fxg3 26.hxg3 b5 27.Ne3 Qxg4 
28.Nxg4 Rde8 29.Rde1 Rxe2 30.Rxe2 a5 31.Ne5 Ka7 32.Nc6+ Kb6 33.a4 Bxc6 34.
dxc6 Kxc6 35.Rc2+ Kb6 36.Kg2 b4 37.f4 g5 38.fxg5 hxg5 39.Bc4 Bc5 40.Re2 
Rf5 41.Be6 Rf6 42.Bc4 Bd4 43.Bg8 Kc5 44.Re7 Kd6 45.Re2 Rf5 46.Re6+ Kd7 47.
Re2 Rf6 48.Rd2 c5 49.Kh3 Rf3 50.Kg4 Re3 51.Bc4 b3 52.Rd1 b2 53.Rb1 Kd6 54.
Bb5 Ra3 55.Kxg5 Ra1 56.Bd3 Rxa4 0-1

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "21"]
[White "Schroeder, Ruperto"]
[Black "Dodero, Emilio"]
[Result "1/2-1/2"]
[ECO "C13"]
[EventDate "1954.??.??"]
[PlyCount "26"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 dxe4 5.Nxe4 Be7 6.Bxf6 Bxf6 7.Nf3 Nd7 8.
Bd3 c5 9.dxc5 Nxc5 10.Bb5+ Bd7 11.Bxd7+ Nxd7 12.O-O O-O 13.Nxf6+ Nxf6 
1/2-1/2

[Event "Zonal 7"]
[Site "Mar del Plata ARG"]
[Date "1954.??.??"]
[Round "21"]
[White "Wexler, Bernardo"]
[Black "Salomon, Eduardo"]
[Result "1-0"]
[ECO "A07"]
[EventDate "1954.??.??"]
[PlyCount "73"]

1.Nf3 d5 2.g3 Nf6 3.Bg2 Nbd7 4.O-O e5 5.d3 Be7 6.Nbd2 c6 7.e4 dxe4 8.dxe4 
Qc7 9.b3 Nf8 10.Bb2 Ng6 11.Nc4 Nd7 12.a4 O-O 13.h4 f6 14.Qe2 Nb6 15.Ne3 a5
16.Nf5 Bxf5 17.exf5 Nh8 18.Nd2 Nf7 19.Ne4 Nd6 20.Nc5 Rf7 21.Ne6 Qc8 22.Qh5
Nd5 23.Rae1 Nc7 24.Bh3 Nxe6 25.fxe6 Rf8 26.f4 exf4 27.gxf4 f5 28.Re2 Qe8 
29.Qxe8 Raxe8 30.Rd1 g6 31.Bg2 Rd8 32.h5 c5 33.hxg6 hxg6 34.Rd3 Ne4 35.
Bxe4 fxe4 36.Rh2 Bf6 37.Bxf6 1-0

