[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Kortschnoj, Viktor"]
[Black "Gheorghiu, Florin"]
[Result "1/2-1/2"]
[WhiteElo "2695"]
[BlackElo "2540"]
[ECO "A30"]
[EventDate "1979.02.10"]
[PlyCount "61"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 e6 4.g3 b6 5.Bg2 Bb7 6.O-O Be7 7.d4 cxd4 8.Qxd4 d6
9.Rd1 a6 10.Bg5 Nbd7 11.Bxf6 Nxf6 12.Na4 Rb8 13.c5 Bxf3 14.Bxf3 dxc5 15.
Qe5 Qc8 16.Rd6 O-O 17.Rxb6 Rxb6 18.Nxb6 Qd8 19.Nc4 Nd7 20.Qe3 Nb6 21.Ne5 
Qc7 22.Nc6 Bd6 23.Qd3 c4 24.Qd2 Rc8 25.Rc1 Bf8 26.b3 cxb3 27.axb3 Kh8 28.
Rc2 Qd7 29.Qxd7 Nxd7 30.Ra2 Nb8 31.Nxb8 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Lein, Anatoly"]
[Black "Panno, Oscar"]
[Result "1/2-1/2"]
[WhiteElo "2535"]
[BlackElo "2545"]
[ECO "A17"]
[EventDate "1979.02.10"]
[Source "PGN Mentor"]
[PlyCount "40"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 Bb4 4.Qc2 c5 5.a3 Ba5 6.e3 Nc6 7.Be2 O-O 8.O-O Qe7
9.d4 d6 10.Rd1 Bxc3 11.Qxc3 b6 12.b4 Bb7 13.Bb2 Rfc8 14.dxc5 dxc5 15.b5 
Na5 16.Nd2 a6 17.a4 Ra7 18.Qe5 Ba8 19.Bc3 Nb7 20.Ne4 Ne8 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Braga, Cicero"]
[Black "Rocha, Antonio Cavilhas"]
[Result "0-1"]
[WhiteElo "2390"]
[BlackElo "2365"]
[ECO "D63"]
[EventDate "1979.02.10"]
[PlyCount "70"]

1.c4 e6 2.Nc3 d5 3.d4 Nf6 4.Nf3 Be7 5.Bg5 O-O 6.e3 Nbd7 7.Rc1 c6 8.Bd3 h6 
9.Bh4 dxc4 10.Bxc4 b5 11.Bd3 a6 12.O-O c5 13.a4 b4 14.Ne4 cxd4 15.Nxd4 Bb7
16.Nxf6+ Bxf6 17.Bxf6 Nxf6 18.Nc6 Qd7 19.Na5 Bxg2 20.Bh7+ Kxh7 21.Qxd7 
Nxd7 22.Kxg2 Ne5 23.Rfd1 Rfd8 24.b3 Nd3 25.Rb1 Rac8 26.Nc4 e5 27.Kf3 e4+ 
28.Ke2 Rc5 29.Rg1 Rh5 30.Rg2 Rh3 31.Rbg1 g5 32.Nd2 f5 33.Rd1 f4 34.f3 fxe3
35.Kxe3 Nf4 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Byrne, Robert"]
[Black "Lein, Anatoly"]
[Result "1/2-1/2"]
[WhiteElo "2535"]
[BlackElo "2535"]
[ECO "B15"]
[EventDate "1979.02.10"]
[PlyCount "51"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.c3 Bd6 7.Bd3 O-O 8.
Ne2 Re8 9.O-O Qc7 10.Ng3 Nd7 11.Be3 Nf8 12.Qc2 Be6 13.Rfe1 Red8 14.Kh1 g6 
15.Ne4 Be7 16.Nc5 Bxc5 17.dxc5 Rd5 18.Be4 Rh5 19.f4 Bf5 20.b4 Ne6 21.g3 
Bxe4+ 22.Qxe4 Rd5 23.c4 f5 24.Qc2 Rd7 25.Rad1 Rad8 26.Kg2 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Byrne, Robert"]
[Result "0-1"]
[WhiteElo "2435"]
[BlackElo "2535"]
[ECO "B94"]
[EventDate "1979.02.10"]
[PlyCount "156"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nc6 7.f4 Qb6 8.Nb3 e6
9.Qf3 Bd7 10.O-O-O O-O-O 11.Bh4 Be8 12.Bf2 Qc7 13.Be3 Be7 14.Be2 Kb8 15.g4
Rc8 16.g5 Nd7 17.Qf2 Na5 18.Bg4 b5 19.Bd4 Rg8 20.h4 b4 21.Nb1 Nc4 22.Na1 
Nc5 23.Rhe1 Bb5 24.b3 Na5 25.Kb2 Nc6 26.Bxc5 dxc5 27.a4 bxa3+ 28.Nxa3 c4 
29.Nxc4 Bxc4 30.bxc4 Qa5 31.Nb3 Qa3+ 32.Kb1 Nb4 33.Qb6+ Ka8 34.Qa5 Nxc2 
35.Qxa3 Nxa3+ 36.Ka2 Rxc4 37.Re2 Nb5 38.Rd7 Ra4+ 39.Kb1 Nc3+ 40.Kb2 Bb4 
41.Rc2 Ra2+ 42.Kc1 Ba3+ 43.Kd2 Nxe4+ 44.Kd3 Rxc2 45.Kxc2 Rc8+ 46.Kb1 Nc3+ 
47.Ka1 Rc4 48.Rxf7 Rb4 49.Rf8+ Kb7 50.Bf3+ Kc7 51.Rf7+ Kd6 52.Rb7 Rxf4 53.
Rb6+ Ke5 54.Rxa6 Rxf3 55.Ra5+ Nd5 56.Rxa3 Rh3 57.Kb2 Rxh4 58.Ra7 g6 59.Nc5
Nf4 60.Nd7+ Kf5 61.Ra5+ Nd5 62.Nf8 Kxg5 63.Nxe6+ Kf6 64.Nc5 Ne3 65.Kc3 h5 
66.Kd3 Nf5 67.Ra6+ Kg5 68.Ke2 Rc4 69.Nd3 Re4+ 70.Kf2 h4 71.Kg2 h3+ 72.Kg1 
Rg4+ 73.Kh1 Re4 74.Nf2 Re1+ 75.Kh2 Re2 76.Kg1 h2+ 77.Kh1 Ng3+ 78.Kxh2 Ne4 
0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Andersson, Ulf"]
[Black "Kortschnoj, Viktor"]
[Result "0-1"]
[WhiteElo "2560"]
[BlackElo "2695"]
[ECO "A15"]
[EventDate "1979.02.10"]
[PlyCount "76"]

1.Nf3 Nf6 2.c4 c5 3.Nc3 b6 4.g3 Bb7 5.Bg2 g6 6.b3 d5 7.cxd5 Bg7 8.Bb2 Nxd5
9.O-O Nc6 10.Rb1 Nc7 11.Na4 Bxb2 12.Nxb2 Rb8 13.e3 O-O 14.Nc4 Ne6 15.a3 b5
16.Nb2 Qd6 17.Qc2 Rfd8 18.Rfc1 Na5 19.d3 Qd5 20.b4 cxb4 21.axb4 Nc6 22.Nd2
Qxg2+ 23.Kxg2 Nxb4+ 24.Kf1 Nxc2 25.Rxc2 a5 26.Ke1 Rd5 27.d4 Rh5 28.Nd3 b4 
29.h4 Ba6 30.Nb2 a4 31.Nxa4 Bd3 32.Rcc1 Bxb1 33.Rxb1 Ra5 34.Nb2 Nc7 35.
Ndc4 Ra2 36.Kd2 Nd5 37.Kc2 Rc8 38.Kb3 Ra3+ 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Ljubojevic, Ljubomir"]
[Black "Braga, Cicero"]
[Result "1-0"]
[WhiteElo "2590"]
[BlackElo "2390"]
[ECO "B70"]
[EventDate "1979.02.10"]
[PlyCount "67"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Bc4 Bg7 7.h3 O-O 8.O-O a6
9.a4 Nc6 10.Be3 Bd7 11.Re1 Rc8 12.Bf1 Nb4 13.Qd2 e5 14.Nb3 Be6 15.a5 Qe7 
16.Bg5 h6 17.Bxf6 Bxf6 18.Ra4 Bg5 19.Qd1 Nc6 20.Nd5 Qd8 21.Bc4 Bxd5 22.
Bxd5 Qd7 23.c3 Rfd8 24.Qf3 Kg7 25.Rd1 f5 26.h4 Bf6 27.h5 Ne7 28.Rb4 Nxd5 
29.Rxd5 Rc7 30.hxg6 Kxg6 31.Rb6 fxe4 32.Qxe4+ Qf5 33.Nd2 Be7 34.Rxe5 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Braga, Cicero"]
[Black "Andersson, Ulf"]
[Result "0-1"]
[WhiteElo "2390"]
[BlackElo "2560"]
[ECO "B83"]
[EventDate "1979.02.10"]
[PlyCount "94"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 Be7 7.O-O O-O 8.Be3 
a6 9.a4 Nc6 10.f4 Qc7 11.Kh1 Re8 12.Qe1 Nxd4 13.Bxd4 e5 14.fxe5 dxe5 15.
Qg3 Bd8 16.Be3 Kh8 17.Bg5 Be6 18.Bxf6 Bxf6 19.Bg4 Rad8 20.Rfd1 Qc4 21.Bxe6
fxe6 22.Rd3 Qb4 23.Rb1 Rd4 24.h3 Red8 25.Qg4 Rxd3 26.cxd3 Qb6 27.Qe2 Qd4 
28.Rd1 h6 29.Qg4 Qb6 30.Qe2 Qd6 31.Qh5 Kh7 32.Rf1 Qe7 33.Qe2 Rd4 34.Rd1 
Qd8 35.Qg4 Qb6 36.Qe2 Rb4 37.Rb1 Bg5 38.Qc2 Qe3 39.Rf1 Bf4 40.Ne2 Qd2 41.
Qxd2 Bxd2 42.Rb1 Rxa4 43.Kg1 Rb4 44.Kf1 a5 45.b3 Kg6 46.Kf2 Bg5 47.Nc3 Rb6
0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Andersson, Ulf"]
[Black "Byrne, Robert"]
[Result "1-0"]
[WhiteElo "2560"]
[BlackElo "2535"]
[ECO "E92"]
[EventDate "1979.02.10"]
[PlyCount "83"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.d4 O-O 6.Be2 e5 7.dxe5 dxe5 8.Qxd8 
Rxd8 9.Bg5 Re8 10.Nd5 Nxd5 11.cxd5 c6 12.Bc4 cxd5 13.Bxd5 Nd7 14.Nd2 Nb6 
15.Bb3 Be6 16.Ke2 Bf8 17.Rhc1 Bd6 18.Bxe6 Rxe6 19.Be3 Kf8 20.Rc3 Rc8 21.
Rac1 Rxc3 22.Rxc3 Ke8 23.g4 f6 24.Rb3 Bc7 25.a4 Re7 26.a5 Nc8 27.Nc4 Bd8 
28.Rb5 Rc7 29.b3 a6 30.Rd5 Rd7 31.g5 Rxd5 32.exd5 fxg5 33.Kd3 g4 34.Ke4 
Be7 35.Nxe5 Bb4 36.Nxg4 Bxa5 37.Ke5 Ke7 38.Bc5+ Kf7 39.d6 Nb6 40.Bxb6 Bxb6
41.Kd5 Bd8 42.Ne5+ 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Byrne, Robert"]
[Black "Segal, Alexandru Sorin"]
[Result "1/2-1/2"]
[WhiteElo "2535"]
[BlackElo "2400"]
[ECO "C42"]
[EventDate "1979.02.10"]
[PlyCount "56"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.Re1 
Bg4 9.c3 f5 10.Qb3 O-O 11.Nbd2 Na5 12.Qa4 Nc6 13.Bb5 Nxd2 14.Nxd2 Nb8 15.
Nf1 f4 16.f3 Bc8 17.Bd2 Bd6 18.Bd3 Nd7 19.Re2 c6 20.Be1 Rf7 21.c4 Nf8 22.
c5 Bc7 23.Qc2 Bd7 24.Bc3 Qf6 25.Rae1 g6 26.b4 a6 27.a4 Ne6 28.Qb2 b5 
1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Filguth, Rubens"]
[Black "Kortschnoj, Viktor"]
[Result "0-1"]
[WhiteElo "2335"]
[BlackElo "2695"]
[ECO "C05"]
[EventDate "1979.02.10"]
[PlyCount "68"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 b6 8.O-O cxd4 
9.cxd4 Nb4 10.Bb1 Ba6 11.Nf3 Rc8 12.Re1 Be7 13.a3 Nc6 14.b3 Ndb8 15.Bb2 h5
16.h3 Kd7 17.Ng3 Na5 18.Nd2 g6 19.Ngf1 g5 20.Ne3 g4 21.hxg4 hxg4 22.Nxg4 
Qg8 23.Nh2 Qg7 24.Ndf3 Rcg8 25.g3 Rh3 26.Kh1 Rgh8 27.Rg1 Qh6 28.Rg2 Nxb3 
29.Bd3 Bxd3 30.Qxd3 Nxa1 31.Bxa1 Qc1+ 32.Rg1 Qxa3 33.Bc3 Bb4 34.Qb5+ Nc6 
0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Panno, Oscar"]
[Black "Byrne, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2545"]
[BlackElo "2535"]
[ECO "A14"]
[EventDate "1979.02.10"]
[PlyCount "50"]

1.Nf3 Nf6 2.c4 b6 3.g3 Bb7 4.Bg2 e6 5.O-O Be7 6.b3 O-O 7.Bb2 c5 8.e3 d5 9.
Qe2 Nc6 10.Rd1 Rc8 11.Nc3 Qc7 12.cxd5 Nxd5 13.Nxd5 exd5 14.d4 Rfd8 15.dxc5
bxc5 16.Nh4 d4 17.Nf5 Bf6 18.Rac1 Ne7 19.Nxd4 Bxg2 20.Kxg2 Qe5 21.f4 Qe4+ 
22.Nf3 Rxd1 23.Rxd1 Bxb2 24.Qxb2 Nf5 25.Qe2 Nxe3+ 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Ljubojevic, Ljubomir"]
[Result "0-1"]
[WhiteElo "2435"]
[BlackElo "2590"]
[ECO "A34"]
[EventDate "1979.02.10"]
[PlyCount "54"]

1.c4 Nf6 2.Nc3 c5 3.Nf3 d5 4.cxd5 Nxd5 5.g3 Nc6 6.Bg2 Nc7 7.d3 e5 8.Nd2 
Bd7 9.O-O h5 10.Nc4 h4 11.Ne4 Be6 12.Be3 Bd5 13.Qd2 f5 14.Bg5 Qd7 15.Nc3 
Bxg2 16.Kxg2 b5 17.Ne3 b4 18.Ncd1 hxg3 19.fxg3 f4 20.gxf4 Qh3+ 21.Kf2 
Qxh2+ 22.Ng2 Rh3 23.Ne3 Qg3+ 24.Kg1 Nd4 25.Nc4 Nce6 26.Qd1 Qh2+ 27.Kf2 
exf4 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Sunye Neto, Jaime"]
[Black "Panno, Oscar"]
[Result "0-1"]
[WhiteElo "2375"]
[BlackElo "2545"]
[ECO "A16"]
[EventDate "1979.02.10"]
[Source "PGN Mentor"]
[PlyCount "110"]

1.c4 Nf6 2.Nc3 c5 3.Nf3 e6 4.e3 b6 5.d4 cxd4 6.exd4 Bb7 7.Be2 Be7 8.O-O d5
9.cxd5 Nxd5 10.Bb5+ Bc6 11.Qa4 Qd7 12.Bxc6 Nxc6 13.Be3 O-O 14.Rac1 Rfc8 
15.Nxd5 Qxd5 16.Qa6 Qd7 17.a3 Bd6 18.d5 exd5 19.Qb5 Rc7 20.Rfd1 Ne7 21.Qd3
Rxc1 22.Rxc1 h6 23.Nd4 Be5 24.Rd1 Rd8 25.b3 Nc6 26.Nxc6 Qxc6 27.Bd4 Qf6 
28.g3 Bxd4 29.Qxd4 Qxd4 30.Rxd4 Kf8 31.Kf1 Ke7 32.Ke2 Kd6 33.Kd3 Re8 34.
Rf4 f6 35.Ra4 a5 36.Rg4 g5 37.b4 f5 38.Rd4 Re4 39.bxa5 Kc5 40.Rb4 bxa5 41.
Rb8 Ra4 42.Rc8+ Kd6 43.Rd8+ Ke5 44.Re8+ Kf6 45.Rf8+ Kg6 46.Rd8 Kh5 47.Rxd5
Rxa3+ 48.Ke2 Kg4 49.h4 f4 50.gxf4 gxf4 51.h5 a4 52.Rd4 Ra2+ 53.Kf1 a3 54.
Kg2 Rb2 55.Rd6 f3+ 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Ljubojevic, Ljubomir"]
[Black "Kortschnoj, Viktor"]
[Result "1/2-1/2"]
[WhiteElo "2590"]
[BlackElo "2695"]
[ECO "A07"]
[EventDate "1979.02.10"]
[PlyCount "99"]

1.e4 e6 2.d3 d5 3.Nd2 c5 4.Ngf3 Nc6 5.g3 Nf6 6.Bg2 Be7 7.O-O O-O 8.Re1 b6 
9.e5 Nd7 10.Nf1 Ba6 11.h4 Rc8 12.N1h2 b5 13.Bg5 b4 14.Qd2 c4 15.d4 c3 16.
bxc3 bxc3 17.Qf4 Nb4 18.Rec1 Be2 19.a3 Nc6 20.Re1 Ba6 21.Qg4 Kh8 22.Qh5 
Qe8 23.Bxe7 Nxe7 24.Ng5 h6 25.Bh3 Nc6 26.Ngf3 Na5 27.Qg4 Nc4 28.Bf1 Rc6 
29.Bd3 Nd2 30.Bxa6 Rxa6 31.Nxd2 cxd2 32.Red1 Ra4 33.Qf4 f6 34.exf6 Nxf6 
35.f3 Ne4 36.Qg4 h5 37.Qh3 Nc3 38.Rxd2 Rxd4 39.Qg2 Rc4 40.Re1 Qe7 41.Rd3 
Qxa3 42.Rxe6 Qc5+ 43.Kh1 Ne4 44.fxe4 Rxc2 45.Rxd5 Rc1+ 46.Nf1 Rcxf1+ 47.
Kh2 Qe3 48.Rxh5+ Kg8 49.Re8 Rxe8 50.Qxf1 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Panno, Oscar"]
[Black "Andersson, Ulf"]
[Result "1/2-1/2"]
[WhiteElo "2545"]
[BlackElo "2560"]
[ECO "E19"]
[EventDate "1979.02.10"]
[Source "PGN Mentor"]
[PlyCount "44"]

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 c5 10.Rd1 cxd4 11.Nxd4 Bxg2 12.Kxg2 a6 13.Qf3 Ra7 14.b3 Qc7 
15.e4 d6 16.Ba3 Nd7 17.Rac1 Rc8 18.Qe2 h6 19.Rc2 Bf8 20.Kg1 Qb8 21.Bc1 Qa8
22.Rcd2 Nc5 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Byrne, Robert"]
[Black "Gheorghiu, Florin"]
[Result "1/2-1/2"]
[WhiteElo "2535"]
[BlackElo "2540"]
[ECO "B84"]
[EventDate "1979.02.10"]
[PlyCount "32"]

1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.Nc3 cxd4 5.Nxd4 a6 6.Be2 e6 7.O-O Be7 8.f4 O-O
9.Qe1 Nc6 10.Be3 Nxd4 11.Bxd4 b5 12.Bf3 Bb7 13.a3 Qc7 14.Qg3 Rad8 15.Kh1 
Bc6 16.Rae1 Kh8 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Panno, Oscar"]
[Black "Rocha, Antonio Cavilhas"]
[Result "1-0"]
[WhiteElo "2545"]
[BlackElo "2365"]
[ECO "A28"]
[EventDate "1979.02.10"]
[PlyCount "101"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.e3 Bb4 5.Nd5 e4 6.Ng1 O-O 7.a3 Bd6 8.Qc2 Re8
9.Ne2 Nxd5 10.cxd5 Nb8 11.Ng3 Qh4 12.d3 Bxg3 13.fxg3 Qg5 14.dxe4 c6 15.Bd3
d6 16.O-O Qe5 17.Bd2 c5 18.Rf4 Nd7 19.Raf1 f6 20.Bc3 Qg5 21.e5 dxe5 22.
Bxh7+ Kf7 23.Rh4 Nf8 24.Bd3 Ng6 25.Re4 Kg8 26.h4 Qh6 27.Rc4 Nf8 28.Bd2 b6 
29.b4 Ba6 30.e4 Qg6 31.Rc3 Bxd3 32.Qxd3 Nd7 33.Qf3 a5 34.h5 Qf7 35.bxc5 
Nxc5 36.Be3 Nd7 37.Rc7 Rec8 38.Bxb6 Rxc7 39.Bxc7 a4 40.Bd6 Rc8 41.g4 Qe8 
42.Rb1 Nf8 43.g5 fxg5 44.Bxf8 Qxf8 45.Qxf8+ Kxf8 46.Rb4 g4 47.Kf2 Rc3 48.
Rxa4 Kf7 49.Ra7+ Kf6 50.d6 Rc4 51.d7 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Segal, Alexandru Sorin"]
[Black "Braga, Cicero"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2390"]
[ECO "A01"]
[EventDate "1979.02.10"]
[PlyCount "71"]

1.b3 e5 2.Bb2 Nc6 3.e3 Nf6 4.c4 d5 5.cxd5 Nxd5 6.a3 Be7 7.d3 O-O 8.Nf3 f6 
9.Be2 Be6 10.O-O Qd7 11.Nbd2 a5 12.Qc2 Nb6 13.Rfd1 Rad8 14.d4 exd4 15.Nxd4
Nxd4 16.Bxd4 Nd5 17.Bd3 h6 18.Nf3 Bd6 19.Nh4 Ne7 20.b4 axb4 21.axb4 Ra8 
22.Bh7+ Kh8 23.Be4 Qc8 24.Bc5 Rxa1 25.Rxa1 Rd8 26.h3 Bxc5 27.Qxc5 Rd6 28.
Rc1 f5 29.Bf3 g5 30.Qe5+ Kg8 31.Qg3 Kh8 32.Qe5+ Kh7 33.g4 gxh4 34.gxf5 
Qg8+ 35.Kh1 Nxf5 36.Be4 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Byrne, Robert"]
[Black "Stean, Michael Francis"]
[Result "1/2-1/2"]
[WhiteElo "2535"]
[BlackElo "2540"]
[ECO "E21"]
[EventDate "1979.02.10"]
[PlyCount "55"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.g3 Bxc3+ 6.bxc3 Qa5 7.Bd2 b6 8.Bg2 
Bb7 9.O-O Qa6 10.Qb3 Nc6 11.dxc5 Na5 12.Qa3 Nxc4 13.Qxa6 Bxa6 14.cxb6 axb6
15.Ne5 Nxd2 16.Bxa8 Nxf1 17.Kxf1 Ke7 18.Bf3 Rc8 19.Rb1 Rxc3 20.Rxb6 Ra3 
21.Rb2 Ra5 22.Nd3 Bxd3 23.exd3 Ne8 24.Bd1 Nd6 25.a4 Nf5 26.Ke2 Kd6 27.Kd2 
Nd4 28.Kc3 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Sunye Neto, Jaime"]
[Black "Braga, Cicero"]
[Result "1/2-1/2"]
[WhiteElo "2375"]
[BlackElo "2390"]
[ECO "E92"]
[EventDate "1979.02.10"]
[PlyCount "36"]

1.c4 g6 2.Nc3 Bg7 3.d4 Nf6 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.d5 a5 8.Qc2 Na6 9.
O-O Nh5 10.g3 f5 11.exf5 Bxf5 12.Ne4 Nf6 13.Nfd2 Bh6 14.Nxf6+ Qxf6 15.Ne4 
Qg7 16.Bf3 Nc5 17.Qe2 Nxe4 18.Bxe4 b6 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Stean, Michael Francis"]
[Black "Braga, Cicero"]
[Result "1-0"]
[WhiteElo "2540"]
[BlackElo "2390"]
[ECO "E98"]
[EventDate "1979.02.10"]
[PlyCount "85"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.d4 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Nd3 f5 11.Bd2 Nf6 12.f3 f4 13.c5 g5 14.cxd6 cxd6 15.Nf2 h5 
16.h3 Ng6 17.a4 Rf7 18.Nb5 Bf8 19.Qc2 a6 20.Na3 g4 21.fxg4 hxg4 22.hxg4 
Rh7 23.Rfc1 Bh6 24.Nc4 f3 25.Bxf3 Bxd2 26.Qxd2 Nf4 27.g3 Ng6 28.a5 Rg7 29.
Nb6 Rb8 30.Ra3 Nf8 31.Qe2 Bd7 32.Rac3 Bb5 33.Qe3 N6d7 34.Rc8 Rxc8 35.Rxc8 
Qf6 36.Nxd7 Bxd7 37.Rc7 Rf7 38.Kg2 Bb5 39.g5 Qd8 40.Rxf7 Kxf7 41.Bg4 Nh7 
42.Qb6 Qe7 43.Bc8 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Braga, Cicero"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1-0"]
[WhiteElo "2390"]
[BlackElo "2435"]
[ECO "A08"]
[EventDate "1979.02.10"]
[PlyCount "76"]

1.g3 d5 2.Nf3 c5 3.Bg2 Nc6 4.O-O Nf6 5.d3 g6 6.Nc3 Bg7 7.a3 O-O 8.Rb1 Rb8 
9.Bf4 Ra8 10.b4 d4 11.Na4 Nd5 12.Bd2 cxb4 13.axb4 b5 14.Nc5 e6 15.e3 dxe3 
16.fxe3 Qc7 17.d4 Nb6 18.Ng5 Nc4 19.Bc1 Rb8 20.Nxf7 Ne7 21.Ng5 Rb6 22.
Rxf8+ Bxf8 23.Bh3 Nf5 24.e4 Ng7 25.e5 Qd8 26.c3 h6 27.Nge4 Nxe5 28.Bxh6 
Nf7 29.Bf4 e5 30.Bxc8 exf4 31.Qg4 Bxc5 32.bxc5 Rc6 33.Bd7 Ra6 34.Bxb5 Re6 
35.Qxf4 Nh5 36.Qg4 Qd5 37.Bd3 Kg7 38.Rf1 Ra6 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Byrne, Robert"]
[Black "Ljubojevic, Ljubomir"]
[Result "0-1"]
[WhiteElo "2535"]
[BlackElo "2590"]
[ECO "B42"]
[EventDate "1979.02.10"]
[PlyCount "122"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Qc7 6.c4 b6 7.Nc3 Bb7 8.O-O Nf6
9.Qe2 d6 10.b3 Be7 11.Bb2 O-O 12.Rae1 Nfd7 13.Bb1 Bf6 14.Rd1 g6 15.Qd2 Be7
16.f4 Nc6 17.f5 Nxd4 18.Qxd4 Nf6 19.Kh1 Rad8 20.b4 e5 21.Qd3 Rc8 22.Nd5 
Bxd5 23.cxd5 Qb7 24.Bc1 b5 25.Bh6 Rfe8 26.Qh3 Rc4 27.Rf3 Qc8 28.Rdf1 Nxe4 
29.Bxe4 Rxe4 30.fxg6 fxg6 31.Rf7 Rf4 32.Bxf4 Qxh3 33.gxh3 Kxf7 34.Bxe5+ 
Kg8 35.Bg3 Rc8 36.Re1 Kf7 37.Re6 Rc1+ 38.Kg2 Rc2+ 39.Kh1 Rxa2 40.Bxd6 Bxd6
41.Rxd6 Ke7 42.Rb6 Kd7 43.d6 Ke6 44.h4 Kf5 45.d7 Rd2 46.Rxa6 Rxd7 47.h5 
gxh5 48.Rc6 Rd5 49.Kg2 Kg4 50.h3+ Kf4 51.Rf6+ Ke3 52.h4 Ke4 53.Kg3 Rd3+ 
54.Kg2 Kd4 55.Rh6 Kc4 56.Rxh5 Rd7 57.Rg5 Kxb4 58.Kf3 Kc4 59.h5 b4 60.Rg8 
b3 61.Kf4 Rd5 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Panno, Oscar"]
[Black "Ljubojevic, Ljubomir"]
[Result "0-1"]
[WhiteElo "2545"]
[BlackElo "2590"]
[ECO "A61"]
[EventDate "1979.02.10"]
[PlyCount "96"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Nd2 Nbd7 8.e4 Bg7
9.Be2 O-O 10.O-O Re8 11.a4 a6 12.a5 b5 13.axb6 Nxb6 14.Ra3 c4 15.Re1 Qc7 
16.Qc2 Bd7 17.Nf1 Bb5 18.Be3 Nfd7 19.Rea1 Nc5 20.Nd2 Rab8 21.Rc1 Rb7 22.g3
Qd7 23.Bf1 Nba4 24.Bxc5 Nxc5 25.Bxc4 Bxc4 26.Nxc4 Rb4 27.Na2 Rxc4 28.Qxc4 
Bxb2 29.Re3 Bxc1 30.Nxc1 Qb5 31.Qc2 a5 32.Nb3 Rxe4 33.Rxe4 Nxe4 34.Nxa5 
Qxd5 35.Nc6 Kg7 36.Qb2+ Nf6 37.Nd4 Qe5 38.Kg2 h5 39.Qc3 Nd5 40.Qd3 Nb4 41.
Qc4 Qc5 42.Qxc5 dxc5 43.Nb5 Kf6 44.Kf3 Ke5 45.Ke3 Kd5 46.Nc3+ Kc4 47.Ne4 
Nd5+ 48.Kd2 f6 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Byrne, Robert"]
[Black "Sunye Neto, Jaime"]
[Result "1/2-1/2"]
[WhiteElo "2535"]
[BlackElo "2375"]
[ECO "B92"]
[EventDate "1979.02.10"]
[PlyCount "35"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.a4 O-O
9.O-O Nc6 10.Kh1 b6 11.Bg5 Nb4 12.f4 Bb7 13.Bf3 Nd7 14.Qd2 exf4 15.Bxe7 
Qxe7 16.Ne2 Nc6 17.Nxf4 Nce5 18.Nd5 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Kortschnoj, Viktor"]
[Black "Byrne, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2695"]
[BlackElo "2535"]
[ECO "E80"]
[EventDate "1979.02.10"]
[PlyCount "150"]

1.c4 g6 2.e4 Bg7 3.d4 d6 4.Nc3 Nf6 5.f3 a6 6.Be3 c6 7.Qd2 b5 8.e5 dxe5 9.
dxe5 Qxd2+ 10.Kxd2 Nfd7 11.f4 f6 12.e6 Nf8 13.cxb5 axb5 14.Nxb5 Nxe6 15.
Na7 Bd7 16.Bc4 Nc7 17.Ne2 Nd5 18.Bxd5 cxd5 19.Nc3 Nc6 20.Nab5 Kf7 21.Nxd5 
Na5 22.Na3 Bc6 23.Nb6 Rad8+ 24.Ke2 Bxg2 25.Rhc1 f5 26.Nac4 Nc6 27.a4 Nd4+ 
28.Kf2 Be4 29.a5 Nb3 30.a6 Rd3 31.a7 g5 32.Ke2 gxf4 33.Bxf4 Nxc1+ 34.Bxc1 
Rh3 35.Bf4 Rb3 36.a8=Q Bxa8 37.Nxa8 Bxb2 38.Ra5 Bc3 39.Ra6 Rg8 40.Rb6 Rxb6
41.Naxb6 Ke6 42.Ne3 Bd4 43.Nbc4 Bxe3 44.Nxe3 Rc8 45.Bg3 Rc3 46.Kf2 Rb3 47.
Ke2 Rb5 48.Nd1 Kf6 49.Nf2 Rb4 50.Nd3 Re4+ 51.Kf2 Rc4 52.Ke3 Ke6 53.Nf4+ 
Kd7 54.Nd3 Re4+ 55.Kf3 Kc6 56.Nf2 Ra4 57.Nh3 Rg4 58.Nf2 Ra4 59.Nh3 Kd5 60.
Nf4+ Ke5 61.Nd3+ Kd4 62.Nc1 Rc4 63.Ne2+ Kc5 64.Bb8 Rb4 65.Bg3 Kc6 66.Be1 
Ra4 67.Bg3 e6 68.Bb8 Kc5 69.Nf4 Ra3+ 70.Kf2 Ra6 71.Ke3 Ra3+ 72.Kf2 Rb3 73.
Be5 Kc4 74.Bg7 Rb7 75.Bh8 Rb6 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Byrne, Robert"]
[Black "Braga, Cicero"]
[Result "1-0"]
[WhiteElo "2535"]
[BlackElo "2390"]
[ECO "B76"]
[EventDate "1979.02.10"]
[PlyCount "61"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Qd2 
O-O 9.O-O-O Be6 10.Nxe6 fxe6 11.Bc4 Qc8 12.Bb3 Na5 13.Bd4 Nxb3+ 14.axb3 
Nh5 15.Qg5 Qe8 16.Rhe1 Qf7 17.e5 d5 18.Kb1 b6 19.Rf1 h6 20.Qd2 Qf4 21.g3 
Qxd2 22.Rxd2 g5 23.Rd3 Bh8 24.Re1 Ng7 25.Bf2 Ne8 26.Nb5 Rf5 27.Rde3 Ng7 
28.g4 Rff8 29.Rc3 Ne8 30.Bg3 Kf7 31.Rc6 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Rocha, Antonio Cavilhas"]
[Black "Byrne, Robert"]
[Result "1-0"]
[WhiteElo "2365"]
[BlackElo "2535"]
[ECO "D37"]
[EventDate "1979.02.10"]
[PlyCount "83"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Nbd7 5.Bg5 Be7 6.cxd5 exd5 7.e3 O-O 8.Qc2 
Re8 9.Bd3 Nf8 10.O-O c6 11.Rab1 a5 12.a3 Ng6 13.b4 Bd6 14.Bf5 Bxf5 15.Qxf5
Re6 16.Rb3 h6 17.Bxf6 Rxf6 18.Qg4 Re6 19.g3 Qe7 20.Rfb1 axb4 21.axb4 b5 
22.Ne1 Rf8 23.Nd3 f5 24.Qf3 Nh8 25.Ne2 g5 26.Rc3 Bb8 27.Rbc1 Rff6 28.Ne5 
g4 29.Qg2 Bxe5 30.dxe5 Rxe5 31.Nd4 Re4 32.Nxc6 Qd6 33.Rc5 Nf7 34.Rxd5 Qxc6
35.Rxc6 Rxc6 36.Qf1 Ne5 37.Qa1 Nf3+ 38.Kg2 Rec4 39.Rd7 Rc3 40.Qa8+ Rc8 41.
Qd5+ Kh8 42.Qf7 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Braga, Cicero"]
[Black "Filguth, Rubens"]
[Result "1/2-1/2"]
[WhiteElo "2390"]
[BlackElo "2335"]
[ECO "A27"]
[EventDate "1979.02.10"]
[PlyCount "38"]

1.c4 e5 2.Nc3 Nc6 3.Nf3 f5 4.d4 e4 5.d5 exf3 6.dxc6 fxg2 7.cxd7+ Qxd7 8.
Qxd7+ Bxd7 9.Bxg2 c6 10.O-O Be6 11.b3 Nf6 12.Be3 Bd6 13.Rad1 Be5 14.Bd4 
Bxd4 15.Rxd4 Rd8 16.Rfd1 Ke7 17.Na4 Rxd4 18.Rxd4 Rd8 19.Rxd8 Kxd8 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Gheorghiu, Florin"]
[Black "Panno, Oscar"]
[Result "1-0"]
[WhiteElo "2540"]
[BlackElo "2545"]
[ECO "A30"]
[EventDate "1979.02.10"]
[PlyCount "61"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 b6 4.e4 Bb7 5.e5 Ng4 6.h3 Nh6 7.d4 cxd4 8.Nxd4 g6 
9.Bf4 Nc6 10.Nf3 Nf5 11.Qd2 Rc8 12.Be2 Bg7 13.Rd1 Na5 14.b3 Bxf3 15.Bxf3 
Nc6 16.Bxc6 dxc6 17.Qe2 Qc7 18.O-O O-O 19.g4 Nh4 20.Bg3 g5 21.e6 Be5 22.
Rd7 Bxg3 23.Rxc7 Bxc7 24.exf7+ Rxf7 25.Ne4 h6 26.c5 b5 27.Ng3 Be5 28.Nf5 
Nxf5 29.Qxe5 Nh4 30.f4 Re8 31.Qe6 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Gheorghiu, Florin"]
[Black "Braga, Cicero"]
[Result "1/2-1/2"]
[WhiteElo "2540"]
[BlackElo "2390"]
[ECO "E82"]
[EventDate "1979.02.10"]
[PlyCount "83"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 b6 7.Bd3 a6 8.Nge2 c5 9.
e5 Ne8 10.Be4 Ra7 11.dxc5 bxc5 12.Bxc5 Rd7 13.Be3 Bxe5 14.Qb3 d5 15.cxd5 
Rb7 16.Qc2 Nd6 17.Bd3 Bf5 18.Bxf5 Nxf5 19.Bf2 Nd7 20.Qd2 Qb8 21.b3 Rc8 22.
Rc1 Rbc7 23.g4 Rxc3 24.Rxc3 Bxc3 25.Nxc3 Ne5 26.Ke2 Qb4 27.Rc1 Nd6 28.Bd4 
Nd7 29.Kd1 f6 30.Ne4 Rxc1+ 31.Kxc1 Qb5 32.Nc3 Qb4 33.Qe3 Kf8 34.Kc2 Nb5 
35.Nxb5 Qxb5 36.Qe4 Nc5 37.Bxc5 Qxc5+ 38.Kd3 Qg1 39.Qe2 Qc5 40.Qe4 Qg1 41.
Qe2 Qc5 42.Qe4 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Stean, Michael Francis"]
[Black "Panno, Oscar"]
[Result "1/2-1/2"]
[WhiteElo "2540"]
[BlackElo "2545"]
[ECO "A29"]
[EventDate "1979.02.10"]
[Source "PGN Mentor"]
[PlyCount "80"]

1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.g3 g6 5.Bg2 Bg7 6.d4 exd4 7.Nxd4 O-O 8.O-O 
Re8 9.Nxc6 bxc6 10.Bf4 Bb7 11.Qd2 d6 12.Rfd1 a5 13.c5 d5 14.Be3 Ng4 15.Bd4
f5 16.Bxg7 Kxg7 17.Qf4 Qe7 18.e4 dxe4 19.Nxe4 Ne5 20.Ng5 Rad8 21.Rxd8 Qxd8
22.Qh4 Qe7 23.Qxh7+ Kf6 24.Qh4 Kg7 25.Qh7+ Kf6 26.Qh4 Kg7 27.Rc1 Ng4 28.
Qh7+ Kf6 29.h3 Nxf2 30.Qh4 Nd3 31.Qd4+ Qe5 32.Qxd3 Kxg5 33.Rc3 f4 34.Kh2 
fxg3+ 35.Qxg3+ Qxg3+ 36.Rxg3+ Kf6 37.Rb3 Ba6 38.Ra3 Re2 39.Rxa5 Bc4 40.Kg3
Rxb2 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Braga, Cicero"]
[Black "Panno, Oscar"]
[Result "1-0"]
[WhiteElo "2390"]
[BlackElo "2545"]
[ECO "A07"]
[EventDate "1979.02.10"]
[PlyCount "97"]

1.g3 g6 2.Bg2 Bg7 3.d3 c5 4.Nf3 Nc6 5.O-O d6 6.e4 e5 7.c3 Nge7 8.a3 O-O 9.
b4 h6 10.Be3 b6 11.Qd2 Kh7 12.d4 exd4 13.cxd4 Bg4 14.d5 Bxf3 15.Bxf3 Bxa1 
16.dxc6 Nxc6 17.Bxh6 Re8 18.Be3 Qf6 19.Bg2 Rac8 20.Bg5 Qd4 21.Qf4 Kg8 22.
Nd2 Bc3 23.Qh4 cxb4 24.axb4 Nxb4 25.Nf3 Qh8 26.Qg4 Nc6 27.Qd7 b5 28.h4 b4 
29.Nh2 Qe5 30.Bh3 Qb5 31.Ng4 Bg7 32.Nf6+ Bxf6 33.Bxf6 Nd4 34.Bxd4 Qc4 35.
Bb2 Qxe4 36.Qxd6 Rc6 37.Qd7 Rc2 38.Bg2 Qe2 39.Bf3 Qe7 40.Qd4 Rxb2 41.Qxb2 
a5 42.Ra1 Qc5 43.Kg2 Rb8 44.Rc1 Qf5 45.h5 Rb6 46.hxg6 Rxg6 47.Qd4 Qf6 48.
Rc8+ Kh7 49.Qc5 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Panno, Oscar"]
[Black "Kortschnoj, Viktor"]
[Result "1/2-1/2"]
[WhiteElo "2545"]
[BlackElo "2695"]
[ECO "A37"]
[EventDate "1979.02.10"]
[Source "PGN Mentor"]
[PlyCount "59"]

1.c4 c5 2.g3 g6 3.Bg2 Bg7 4.Nc3 Nc6 5.Nf3 b6 6.e3 Bb7 7.O-O Nh6 8.a3 Nf5 
9.Rb1 O-O 10.b4 d6 11.Qb3 Qd7 12.Bb2 cxb4 13.axb4 Ne5 14.Nxe5 dxe5 15.Ne4 
Nd6 16.Nxd6 Bxg2 17.Kxg2 Qxd6 18.Rfd1 a5 19.bxa5 bxa5 20.Ba3 Qc6+ 21.Kg1 
Rfc8 22.d3 a4 23.Qb7 e6 24.Qxc6 Rxc6 25.Rb5 e4 26.c5 exd3 27.Rxd3 Rc7 28.
Kf1 Kf8 29.Ke2 Ke8 30.Rd6 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Lein, Anatoly"]
[Black "Braga, Cicero"]
[Result "1-0"]
[WhiteElo "2535"]
[BlackElo "2390"]
[ECO "A10"]
[EventDate "1979.02.10"]
[PlyCount "97"]

1.c4 g6 2.Nc3 Bg7 3.d4 Nf6 4.Bg5 d6 5.e3 O-O 6.Be2 Nbd7 7.f4 h6 8.Bh4 e5 
9.Nf3 exf4 10.exf4 Re8 11.Qd2 c6 12.O-O-O Nb6 13.h3 Qe7 14.Rhe1 Qe3 15.Bd3
Qxd2+ 16.Kxd2 Bd7 17.Bg3 Bf8 18.b3 Rxe1 19.Rxe1 Re8 20.Rxe8 Nxe8 21.Bf2 f5
22.a4 Nf6 23.a5 Nc8 24.Bh4 Be7 25.b4 Nh5 26.Bxe7 Nxe7 27.Ke3 Kg7 28.c5 
dxc5 29.dxc5 Be6 30.a6 bxa6 31.Bxa6 Nf6 32.Kd4 Nfd5 33.Nxd5 Nxd5 34.b5 Nc7
35.Ke5 Bd5 36.Kd6 Ne8+ 37.Kd7 Nf6+ 38.Kc7 cxb5 39.Bxb5 Nh5 40.Kd6 Be4 41.
c6 Nxf4 42.c7 Bb7 43.Bc6 Bc8 44.Nd4 Kf6 45.Nb5 a5 46.Na7 Ba6 47.Bb5 Bb7 
48.Bc4 a4 49.Kc5 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Andersson, Ulf"]
[Black "Stean, Michael Francis"]
[Result "1-0"]
[WhiteElo "2560"]
[BlackElo "2540"]
[ECO "A15"]
[EventDate "1979.02.10"]
[PlyCount "103"]

1.c4 Nf6 2.Nf3 c5 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nc6 6.d4 cxd4 7.Nxd4 Ndb4 8.
Nxc6 Qxd1+ 9.Kxd1 Nxc6 10.Bxc6+ bxc6 11.Nc3 e5 12.Be3 h5 13.h4 Bb4 14.Kd2 
Ke7 15.Rhc1 Rd8+ 16.Ke1 Be6 17.a3 Bxc3+ 18.Rxc3 Bd5 19.b4 Rdb8 20.Bd2 Ke6 
21.Rc5 Rb5 22.Rcc1 f6 23.a4 Rb7 24.Rc5 Rg8 25.f3 f5 26.Kf2 Rd8 27.Bc3 e4 
28.Rd1 Rdd7 29.Ke3 g6 30.f4 Rd6 31.Rb1 Rdd7 32.Bd4 Kf7 33.Rb2 Ke6 34.Kd2 
Kf7 35.Kc3 Ke6 36.Ra5 Kf7 37.Ra6 Re7 38.Bc5 Red7 39.Rd2 Rbc7 40.Be3 Rb7 
41.Bc5 Rbc7 42.Rc2 Rb7 43.Kb2 Rdc7 44.Ka3 Rd7 45.e3 Rdc7 46.Bd4 Rd7 47.Rc5
Rbc7 48.Kb2 Rb7 49.Kc3 Rb6 50.Rca5 Rxa6 51.Rxa6 Ba2 52.Rxc6 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Filguth, Rubens"]
[Black "Ljubojevic, Ljubomir"]
[Result "0-1"]
[WhiteElo "2335"]
[BlackElo "2590"]
[ECO "A19"]
[EventDate "1979.02.10"]
[PlyCount "48"]

1.c4 Nf6 2.Nc3 c5 3.e4 e6 4.e5 Ng8 5.d4 cxd4 6.Qxd4 Nc6 7.Qe4 b6 8.Nf3 Bb7
9.h4 Rc8 10.Nb5 a6 11.Bg5 f6 12.Nd6+ Bxd6 13.exd6 Na5 14.Qg4 Bxf3 15.gxf3 
fxg5 16.hxg5 Rc5 17.Rg1 b5 18.b3 bxc4 19.bxc4 Qb6 20.Bd3 Qxd6 21.Rd1 Qe5+ 
22.Kf1 Ne7 23.f4 Qc7 24.Re1 g6 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Kortschnoj, Viktor"]
[Black "Segal, Alexandru Sorin"]
[Result "1-0"]
[WhiteElo "2695"]
[BlackElo "2400"]
[ECO "D43"]
[EventDate "1979.02.10"]
[PlyCount "91"]

1.c4 e6 2.Nc3 d5 3.d4 Nf6 4.Nf3 c6 5.Bg5 Be7 6.e3 Nbd7 7.Bd3 O-O 8.O-O 
dxc4 9.Bxc4 Nd5 10.Bxe7 Qxe7 11.e4 Nxc3 12.bxc3 b6 13.Re1 Bb7 14.Bd3 Rfd8 
15.Re3 Nf8 16.c4 c5 17.d5 Qc7 18.Qb3 Rac8 19.Rae1 Re8 20.Bc2 Rcd8 21.Qb2 
Bc8 22.Rd1 e5 23.Nh4 g6 24.g3 Re7 25.Ba4 Qd6 26.f4 f6 27.Rf1 Bd7 28.Bc2 
Bh3 29.Rf2 Rde8 30.Qc3 Nd7 31.g4 Bxg4 32.Rg3 Bh5 33.Nf5 Qb8 34.Nxe7+ Rxe7 
35.f5 Rg7 36.Rfg2 g5 37.h4 h6 38.Rh2 Bf7 39.hxg5 hxg5 40.Ba4 Nf8 41.Rgh3 
Be8 42.Bxe8 Qxe8 43.Rh8+ Kf7 44.Qd3 a6 45.d6 Qc6 46.Rxf8+ 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Stean, Michael Francis"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[WhiteElo "2540"]
[BlackElo "2590"]
[ECO "A07"]
[EventDate "1979.02.10"]
[PlyCount "47"]

1.Nf3 Nf6 2.g3 b5 3.Bg2 Bb7 4.O-O c5 5.d3 Nc6 6.e4 d6 7.Nc3 b4 8.Nd5 Nd7 
9.c3 e6 10.Nf4 bxc3 11.bxc3 Nce5 12.d4 Nxf3+ 13.Bxf3 Be7 14.Rb1 Rb8 15.d5 
e5 16.Ng2 Ba6 17.Rxb8 Qxb8 18.Be2 Bxe2 19.Qxe2 O-O 20.Ne3 g6 21.Qa6 f5 22.
Qd3 fxe4 23.Qxe4 Nf6 24.Qa4 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "?"]
[White "Filguth, Rubens"]
[Black "Byrne, Robert"]
[Result "0-1"]
[WhiteElo "2335"]
[BlackElo "2535"]
[ECO "A28"]
[EventDate "1979.02.10"]
[PlyCount "62"]

1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.e3 Bb4 5.Qc2 O-O 6.Nd5 a5 7.Bd3 g6 8.Nxf6+ 
Qxf6 9.Be4 a4 10.O-O Re8 11.d3 Bf8 12.Bd2 Qe7 13.Bc3 Nb4 14.Qd2 f5 15.Nxe5
fxe4 16.Ng4 Bg7 17.f3 h5 18.Bxb4 c5 19.Nf2 cxb4 20.Nxe4 b6 21.Rfe1 Bb7 22.
Nf2 d5 23.cxd5 Bxd5 24.e4 Bf7 25.d4 Rad8 26.d5 a3 27.Rad1 axb2 28.Rf1 Qc5 
29.Kh1 Ra8 30.e5 Rxe5 31.Ne4 Rxd5 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "1"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Rocha, Antonio Cavilhas"]
[Result "1/2-1/2"]
[WhiteElo "2435"]
[BlackElo "2365"]
[ECO "C91"]
[EventDate "1979.02.10"]
[PlyCount "38"]

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.d4 Bg4 10.Be3 exd4 11.cxd4 Na5 12.Bc2 c5 13.dxc5 dxc5 14.Nbd2 Nd7 15.h3 
Bh5 16.Bf4 Re8 17.Nf1 Nc6 18.Ne3 Bxf3 19.Qxf3 Bf6 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "1"]
[White "Stean, Michael Francis"]
[Black "Lein, Anatoly"]
[Result "0-1"]
[WhiteElo "2540"]
[BlackElo "2535"]
[ECO "A28"]
[EventDate "1979.02.10"]
[PlyCount "82"]

1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.e3 Bb4 5.Nd5 Be7 6.d3 O-O 7.Be2 d6 8.Nxe7+ 
Qxe7 9.O-O Bg4 10.b3 Rad8 11.Bb2 Bc8 12.a3 a5 13.Qc2 Ng4 14.d4 f5 15.Qc3 
e4 16.Nd2 b6 17.Bxg4 fxg4 18.d5 Ne5 19.Nxe4 Bf5 20.Ng3 Bg6 21.Qd2 Rde8 22.
Bxe5 Qxe5 23.Rae1 h5 24.Ne2 h4 25.Nd4 h3 26.f4 gxf3 27.gxf3 a4 28.Ne6 axb3
29.Nxf8 Rxf8 30.e4 Rf4 31.Rf2 Bh5 32.Re3 Qa1+ 33.Re1 Qf6 34.Rb1 Bxf3 35.
Rxb3 Rg4+ 36.Kf1 Qa1+ 37.Qe1 Rg1+ 38.Kxg1 Qxe1+ 39.Rf1 Qe2 40.Rf2 Qd1+ 41.
Rf1 Qxb3 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "1"]
[White "Segal, Alexandru Sorin"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2590"]
[ECO "E12"]
[EventDate "1979.02.10"]
[PlyCount "54"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 Be7 6.d5 exd5 7.cxd5 O-O 8.e4 Re8
9.Bd3 c6 10.O-O cxd5 11.exd5 h6 12.Bf4 Na6 13.Rc1 Nc5 14.Bb1 Bf8 15.b4 
Nce4 16.Nxe4 Nxe4 17.Re1 Nf6 18.Qd3 d6 19.Ba2 Rc8 20.h3 Qd7 21.Bc4 Rxe1+ 
22.Rxe1 Rc7 23.Nd2 Qc8 24.Rd1 a6 25.a4 b5 26.axb5 axb5 27.Bb3 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "1"]
[White "Gheorghiu, Florin"]
[Black "Sunye Neto, Jaime"]
[Result "1-0"]
[WhiteElo "2540"]
[BlackElo "2375"]
[ECO "E12"]
[EventDate "1979.02.10"]
[PlyCount "62"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 d5 5.Nc3 Be7 6.cxd5 exd5 7.g3 O-O 8.Bg2 Bb7
9.O-O c5 10.Ne5 Nc6 11.Be3 Nxe5 12.dxe5 Ne4 13.Qc2 Nxc3 14.bxc3 Qc7 15.
Rad1 Rad8 16.Qa2 Qd7 17.Rd2 Qa4 18.Rfd1 d4 19.cxd4 cxd4 20.Bxd4 Bxg2 21.
Kxg2 Bxa3 22.f3 b5 23.Rd3 a5 24.e6 Bb4 25.Qb2 Rc8 26.Bxg7 Rc2 27.exf7+ 
Kxf7 28.Qf6+ Kg8 29.Bxf8 Bxf8 30.Rd4 Rc4 31.Rd8 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "1"]
[White "Filguth, Rubens"]
[Black "Andersson, Ulf"]
[Result "0-1"]
[WhiteElo "2335"]
[BlackElo "2560"]
[ECO "A16"]
[EventDate "1979.02.10"]
[PlyCount "94"]

1.c4 Nf6 2.Nc3 c5 3.e4 Nc6 4.g3 g6 5.Bg2 Bg7 6.Nge2 O-O 7.O-O Rb8 8.d3 d6 
9.h3 Ne8 10.Be3 Nd4 11.Rb1 Bd7 12.g4 Nc7 13.f4 b5 14.f5 Nc6 15.Qd2 Ne5 16.
b3 a5 17.a4 bxa4 18.bxa4 Rb4 19.Qc2 Na6 20.Rbd1 Nc6 21.Bc1 Nd4 22.Nxd4 
Bxd4+ 23.Kh1 Rb8 24.Nb5 Nb4 25.Qd2 Bg7 26.Qf2 Nc6 27.Qg3 Ne5 28.h4 h6 29.
Rf2 Kh7 30.Rdf1 Rh8 31.Bh3 Kg8 32.fxg6 fxg6 33.Bb2 Be6 34.h5 Qd7 35.hxg6 
Nxg6 36.Bxg7 Kxg7 37.Kg1 Rbf8 38.Rxf8 Rxf8 39.Rxf8 Kxf8 40.Qe3 Kg7 41.d4 
Bxg4 42.Bg2 cxd4 43.Qxd4+ Kh7 44.Qb6 Bh3 45.Bf3 Ne5 46.Be2 Bg4 47.Bf1 Bf3 
0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "2"]
[White "Segal, Alexandru Sorin"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2435"]
[ECO "A43"]
[EventDate "1979.02.10"]
[PlyCount "84"]

1.d4 c5 2.d5 Nf6 3.Nc3 d6 4.e4 g6 5.Nf3 Bg7 6.Be2 Na6 7.Nd2 Nc7 8.a4 a6 9.
Nc4 b5 10.Nb6 b4 11.Nxa8 Nxa8 12.Nb1 Nxe4 13.Nd2 f5 14.O-O O-O 15.Bf3 Ng5 
16.Be2 Nc7 17.Nc4 f4 18.h4 Nh3+ 19.gxh3 e6 20.Nb6 Bb7 21.Bf3 Qxh4 22.Kh2 
Bd4 23.Qe2 Re8 24.Bg2 h5 25.c3 Be5 26.Kg1 exd5 27.Qd3 Kg7 28.Bd2 Ne6 29.
Nxd5 Ng5 30.Rfe1 Rf8 31.Nxf4 Bxg2 32.Kxg2 Bxf4 33.Bxf4 Rxf4 34.Qg3 bxc3 
35.bxc3 Rc4 36.Re7+ Kh6 37.Qxh4 Rxh4 38.Ra7 Rxh3 39.f4 Rxc3 40.fxg5+ Kxg5 
41.Rxa6 Rc2+ 42.Kf3 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "2"]
[White "Rocha, Antonio Cavilhas"]
[Black "Stean, Michael Francis"]
[Result "1/2-1/2"]
[WhiteElo "2365"]
[BlackElo "2540"]
[ECO "B52"]
[EventDate "1979.02.10"]
[PlyCount "42"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Nxd7 5.O-O Ngf6 6.Qe2 e6 7.Nc3 Be7 8.
e5 dxe5 9.Nxe5 Nxe5 10.Qxe5 O-O 11.d3 Qb6 12.Qe2 Rfd8 13.b3 Qc6 14.a4 Rd7 
15.Bb2 Rad8 16.Rae1 Bf8 17.Ne4 Nd5 18.f4 Ne7 19.g4 Rd5 20.Nc3 R5d7 21.Ne4 
1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "2"]
[White "Lein, Anatoly"]
[Black "Filguth, Rubens"]
[Result "1-0"]
[WhiteElo "2535"]
[BlackElo "2335"]
[ECO "A17"]
[EventDate "1979.02.10"]
[PlyCount "90"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.b3 c5 8.Bb2 a6 
9.d4 cxd4 10.Qxd4 d6 11.Rfd1 Nbd7 12.e4 Qb8 13.Qe3 Ra7 14.Nd4 Re8 15.h3 
Bf8 16.Re1 Ba8 17.Rad1 g6 18.g4 Rc7 19.Kh1 Bb7 20.Rd2 Nc5 21.g5 Nh5 22.
Nde2 Bc6 23.Ng3 Nxg3+ 24.Qxg3 Rcc8 25.Red1 b5 26.b4 Nd7 27.cxb5 axb5 28.a3
Ne5 29.Bf1 Red8 30.f4 Nd7 31.Qd3 Qb7 32.Re1 Rb8 33.Nd5 Bxd5 34.exd5 e5 35.
f5 gxf5 36.Qxf5 Bg7 37.Bg2 Rbc8 38.h4 Rc4 39.Be4 Nf8 40.h5 Qc8 41.Rf2 Qxf5
42.Rxf5 h6 43.gxh6 Bxh6 44.Rg1+ Kh8 45.Rxe5 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "2"]
[White "Andersson, Ulf"]
[Black "Gheorghiu, Florin"]
[Result "1/2-1/2"]
[WhiteElo "2560"]
[BlackElo "2540"]
[ECO "A16"]
[EventDate "1979.02.10"]
[PlyCount "46"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.c4 O-O 5.O-O d6 6.Nc3 Nc6 7.d3 e5 8.Rb1 a5 
9.a3 Nd4 10.b4 axb4 11.axb4 Nxf3+ 12.Bxf3 c6 13.b5 d5 14.bxc6 bxc6 15.cxd5
cxd5 16.Bg5 Be6 17.Rb5 Ra5 18.Qb1 Rxb5 19.Qxb5 d4 20.Ne4 Bf5 21.Nxf6+ Bxf6
22.Bxf6 Qxf6 23.Rc1 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "3"]
[White "Stean, Michael Francis"]
[Black "Segal, Alexandru Sorin"]
[Result "1-0"]
[WhiteElo "2540"]
[BlackElo "2400"]
[ECO "E08"]
[EventDate "1979.02.10"]
[PlyCount "108"]

1.c4 e6 2.g3 Nf6 3.Bg2 d5 4.d4 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.b3 b6 
9.Bb2 Bb7 10.Nc3 Rc8 11.Rad1 Qc7 12.Rfe1 Rfe8 13.e4 dxe4 14.Nxe4 Nxe4 15.
Qxe4 Rcd8 16.h4 h6 17.Nh2 Ba8 18.Qe2 Nf6 19.Rd3 Bb7 20.Nf1 Kf8 21.Red1 b5 
22.Ne3 bxc4 23.bxc4 c5 24.d5 exd5 25.Rb3 Ba6 26.Nxd5 Nxd5 27.Bxd5 Bf6 28.
Qf3 Bxb2 29.Rxb2 Re7 30.Rbd2 Rde8 31.Kh2 Bc8 32.Rb1 Kg8 33.Rb5 Ba6 34.Rb3 
Bc8 35.Rdb2 Qd7 36.Qg2 Rf8 37.Rb5 Qd6 38.Qf3 Qd7 39.Rb1 Qh3+ 40.Kg1 Rfe8 
41.Rf1 Bg4 42.Qc3 Be2 43.Rc1 Re5 44.Rb8 Qf5 45.Rxe8+ Rxe8 46.Re1 Qd7 47.
Qa5 Kh8 48.Qxc5 Rc8 49.Qb4 Qg4 50.Bxf7 Bxc4 51.Qa4 Be2 52.Qxa7 Bf3 53.Qe3 
Bc6 54.Be6 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "3"]
[White "Gheorghiu, Florin"]
[Black "Lein, Anatoly"]
[Result "1-0"]
[WhiteElo "2540"]
[BlackElo "2535"]
[ECO "A31"]
[EventDate "1979.02.10"]
[PlyCount "114"]

1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 e6 6.e4 d6 7.Bd3 Bd7 8.f4 Nc6 
9.Nf3 e5 10.f5 Be7 11.O-O Rc8 12.Kh1 O-O 13.Be3 Nb4 14.Be2 a5 15.Nd2 Bc6 
16.a3 Na6 17.Bd3 Nd7 18.Rb1 b6 19.b4 axb4 20.axb4 Nc7 21.Nd5 Rb8 22.Rc1 
Ne8 23.Nxe7+ Qxe7 24.Nb1 Nc7 25.Nc3 Rfc8 26.Qe2 Qd8 27.Rfd1 Ra8 28.Qf2 Ne8
29.h3 Ra3 30.Qb2 Rca8 31.Ra1 Rxa1 32.Rxa1 g6 33.fxg6 hxg6 34.Rf1 Qh4 35.
Qd2 Ra3 36.Bg5 Qh5 37.Be2 Qh7 38.Kg1 Rxc3 39.Qxc3 Bxe4 40.c5 bxc5 41.Bb5 
f6 42.bxc5 fxg5 43.cxd6 Nxd6 44.Qb3+ Kh8 45.Bxd7 Qe7 46.Qe6 Qxe6 47.Bxe6 
Kg7 48.g4 Bd3 49.Rd1 e4 50.Kf2 Kf6 51.Bb3 Nb5 52.Ke3 Nd6 53.Rc1 Bb5 54.Rc7
Be8 55.Bd5 Bb5 56.Bxe4 Nxe4 57.Kxe4 Bf1 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "3"]
[White "Filguth, Rubens"]
[Black "Rocha, Antonio Cavilhas"]
[Result "1/2-1/2"]
[WhiteElo "2335"]
[BlackElo "2365"]
[ECO "A28"]
[EventDate "1979.02.10"]
[PlyCount "100"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.e3 Bb4 5.Qc2 O-O 6.Nd5 Re8 7.Qf5 d6 8.Nxf6+ 
Qxf6 9.Qxf6 gxf6 10.a3 Bc5 11.d3 a5 12.b3 Be6 13.Bb2 d5 14.Be2 d4 15.exd4 
exd4 16.Kd2 Rad8 17.Rhe1 Bc8 18.h3 b6 19.Bd1 Rxe1 20.Nxe1 Bf8 21.Be2 Ne5 
22.Kd1 Bb7 23.Bc1 c5 24.Bd2 Ra8 25.f4 Ng6 26.Bf3 Bxf3+ 27.Nxf3 Bd6 28.g3 
Kf8 29.Ke2 Ke8 30.Ne1 h5 31.Kf3 f5 32.Nc2 Kd7 33.Rb1 Ne7 34.Ne1 Bc7 35.Ng2
Ng6 36.Re1 Re8 37.Ra1 Ra8 38.Be1 Bd6 39.Bf2 Bc7 40.Rb1 Re8 41.Rb2 Ra8 42.
Re2 Rg8 43.Ne1 Bd6 44.Ra2 Ra8 45.Nc2 Bc7 46.Rb2 Rh8 47.Ne1 h4 48.Ng2 hxg3 
49.Kxg3 Rg8 50.Kf3 Rh8 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "3"]
[White "Braga, Cicero"]
[Black "Kortschnoj, Viktor"]
[Result "0-1"]
[WhiteElo "2390"]
[BlackElo "2695"]
[ECO "C15"]
[EventDate "1979.02.10"]
[PlyCount "48"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Ne2 dxe4 5.a3 Bxc3+ 6.Nxc3 Nc6 7.Bb5 Ne7 8.Bg5
f6 9.Be3 O-O 10.Qd2 f5 11.Bg5 h6 12.Bxe7 Nxe7 13.O-O-O Nd5 14.Bc4 c6 15.f3
exf3 16.gxf3 Qh4 17.Ne2 f4 18.Rdg1 Qf2 19.Rg6 Qxf3 20.Rhg1 Rf7 21.Kb1 Qe3 
22.Qd1 Ne7 23.R6g4 f3 24.R4g3 Nf5 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "4"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Stean, Michael Francis"]
[Result "0-1"]
[WhiteElo "2435"]
[BlackElo "2540"]
[ECO "B95"]
[EventDate "1979.02.10"]
[PlyCount "82"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.Qf3 h6 8.Be3 e5 
9.Nb3 Be6 10.a4 Nc6 11.Bd3 Nb4 12.Nd2 Be7 13.O-O O-O 14.a5 Nxd3 15.cxd3 d5
16.exd5 Nxd5 17.Nxd5 Qxd5 18.Qxd5 Bxd5 19.Nc4 f6 20.f4 exf4 21.Rxf4 Rfe8 
22.Bf2 Bf8 23.Kf1 Bc6 24.Na3 Rad8 25.Rd4 Rxd4 26.Bxd4 Rd8 27.Nc2 Rd5 28.g3
Bd6 29.Ke2 h5 30.Bc3 Bb5 31.Nd4 Bd7 32.Kd2 h4 33.Ne2 Bb5 34.d4 Bxe2 35.
Kxe2 hxg3 36.hxg3 Bxg3 37.Kf3 Bd6 38.Ke4 Rh5 39.b4 Kf7 40.d5 Rh4+ 41.Kd3 
Rh3+ 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "4"]
[White "Segal, Alexandru Sorin"]
[Black "Filguth, Rubens"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2335"]
[ECO "E12"]
[EventDate "1979.02.10"]
[PlyCount "50"]

1.d4 e6 2.Nf3 Nf6 3.c4 b6 4.a3 Bb7 5.Nc3 d5 6.cxd5 exd5 7.g3 Nbd7 8.Bg2 
Be7 9.O-O O-O 10.Bf4 a6 11.Ne5 c6 12.Rc1 Rc8 13.Qb3 Nxe5 14.Bxe5 Kh8 15.
Na4 Nd7 16.Bf4 b5 17.Nc5 Nxc5 18.dxc5 Qe8 19.e4 dxe4 20.Bxe4 Rd8 21.Rfe1 
Bc8 22.Qf3 Bd7 23.Bb1 g6 24.Qc3+ f6 25.Bd6 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "4"]
[White "Rocha, Antonio Cavilhas"]
[Black "Gheorghiu, Florin"]
[Result "1/2-1/2"]
[WhiteElo "2365"]
[BlackElo "2540"]
[ECO "B42"]
[EventDate "1979.02.10"]
[PlyCount "38"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.O-O d6 7.c4 Be7 8.b3 O-O 
9.Bb2 b6 10.Nc3 Bb7 11.Bc2 Nc6 12.Nxc6 Bxc6 13.Qd3 g6 14.Qd4 b5 15.cxb5 
axb5 16.b4 Rb8 17.Bb3 Qb6 18.Qd3 d5 19.exd5 Rfd8 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "5"]
[White "Kortschnoj, Viktor"]
[Black "Sunye Neto, Jaime"]
[Result "1-0"]
[WhiteElo "2695"]
[BlackElo "2375"]
[ECO "A28"]
[EventDate "1979.02.10"]
[PlyCount "76"]

1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.e3 d6 5.d4 Be7 6.d5 Nb8 7.e4 O-O 8.h3 c5 9.
Bd3 Na6 10.a3 Ne8 11.g4 g6 12.Bh6 Ng7 13.Qd2 f6 14.Rg1 Bd7 15.h4 Qe8 16.
Qe3 Bd8 17.Nd2 Ba5 18.Nb3 Bxc3+ 19.bxc3 Qe7 20.Nd2 Nc7 21.Qg3 Rf7 22.a4 
Raf8 23.Kd1 Bc8 24.f4 exf4 25.Bxf4 Rd8 26.Kc2 Nce8 27.Qh2 Nc7 28.Kb2 Qf8 
29.Raf1 Nce8 30.Be3 Nc7 31.Bf4 Nce8 32.Be2 Nc7 33.g5 Nce8 34.h5 fxg5 35.
Bxg5 Nf6 36.hxg6 hxg6 37.Qh4 Nge8 38.Bh6 {time} 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "5"]
[White "Gheorghiu, Florin"]
[Black "Segal, Alexandru Sorin"]
[Result "1/2-1/2"]
[WhiteElo "2540"]
[BlackElo "2400"]
[ECO "B11"]
[EventDate "1979.02.10"]
[PlyCount "46"]

1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 4.h3 Bxf3 5.Qxf3 Nf6 6.d4 dxe4 7.Nxe4 Nxe4 8.
Qxe4 Nd7 9.c3 Nf6 10.Qf3 e6 11.Bf4 Bd6 12.Bc4 Qc7 13.Bxd6 Qxd6 14.O-O O-O 
15.Rad1 Rad8 16.Rfe1 Qc7 17.Bb3 b6 18.Rd3 c5 19.dxc5 Rxd3 20.Qxd3 Qxc5 21.
Rd1 g6 22.Qf3 Qe7 23.Qc6 Rd8 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "5"]
[White "Filguth, Rubens"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1-0"]
[WhiteElo "2335"]
[BlackElo "2435"]
[ECO "A16"]
[EventDate "1979.02.10"]
[PlyCount "72"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.g3 Bg7 5.Bg2 c5 6.Nge2 Nc6 7.O-O O-O 8.d3 Nd7 
9.Be3 Nd4 10.Rb1 Nb8 11.a3 Nbc6 12.b4 e6 13.f4 f5 14.bxc5 dxc5 15.e5 Rf7 
16.Nb5 Bf8 17.Nexd4 cxd4 18.Bd2 a6 19.Qa4 Qd7 20.Nd6 Bxd6 21.exd6 Qxd6 22.
Rb6 Rc7 23.Rfb1 Bd7 24.Qb3 Qf8 25.a4 a5 26.Re1 Nb4 27.Re5 Ra6 28.Rxa6 Nxa6
29.Bxa5 Nc5 30.Qa3 Rc8 31.Bb4 b6 32.a5 Qd8 33.axb6 Nxd3 34.Qxd3 Qxb6 35.
Be1 Rc7 36.Ba5 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "6"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Gheorghiu, Florin"]
[Result "1/2-1/2"]
[WhiteElo "2435"]
[BlackElo "2540"]
[ECO "B43"]
[EventDate "1979.02.10"]
[PlyCount "54"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 Qc7 6.g3 Nf6 7.Bg2 Be7 8.O-O 
O-O 9.Re1 d6 10.h4 Nc6 11.Nxc6 bxc6 12.h5 e5 13.h6 g6 14.Na4 Be6 15.b3 Ng4
16.c4 f5 17.Bh3 Rad8 18.Qe2 d5 19.cxd5 cxd5 20.exf5 gxf5 21.Bf4 exf4 22.
Qxe6+ Rf7 23.Bxg4 Rd6 24.Qe5 fxg4 25.Rac1 Qd8 26.gxf4 Rxh6 27.Rcd1 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "6"]
[White "Segal, Alexandru Sorin"]
[Black "Panno, Oscar"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2545"]
[ECO "E76"]
[EventDate "1979.02.10"]
[PlyCount "82"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 e6 8.dxe6 fxe6 
9.Bd3 Nc6 10.O-O a6 11.Qe1 Bd7 12.Bd2 Nd4 13.Ng5 h6 14.Nh3 Be8 15.Rd1 b5 
16.e5 Nh7 17.exd6 Qxd6 18.Ne4 Qc6 19.Nhf2 Ra7 20.b3 Raf7 21.cxb5 axb5 22.
Rc1 Qa6 23.Nxc5 Qxa2 24.Bxg6 Re7 25.Bb1 Qa8 26.Be3 Bc6 27.Be4 Rd8 28.Bxc6 
Qxc6 29.Nfd3 Qd5 30.b4 Nf5 31.Bf2 Ra8 32.Rd1 Qc6 33.Ne5 Bxe5 34.Qxe5 Ra2 
35.Ra1 Nh4 36.Ne4 Rxa1 37.Rxa1 Ng6 38.Qd4 Nxf4 39.Re1 e5 40.Qd8+ Re8 41.
Qd2 Ng5 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "6"]
[White "Ljubojevic, Ljubomir"]
[Black "Sunye Neto, Jaime"]
[Result "1-0"]
[WhiteElo "2590"]
[BlackElo "2375"]
[ECO "B97"]
[EventDate "1979.02.10"]
[PlyCount "116"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Nb3 Be7
9.Qf3 Qc7 10.O-O-O Nbd7 11.Be2 b5 12.Bxf6 Nxf6 13.e5 Bb7 14.Qg3 dxe5 15.
fxe5 Nd7 16.Bf3 Bxf3 17.gxf3 Rc8 18.Qxg7 Qxe5 19.Qg1 Nc5 20.Nxc5 Bxc5 21.
Qg3 Bd4 22.Rxd4 Qxd4 23.Rd1 Qe3+ 24.Kb1 Rd8 25.Rxd8+ Kxd8 26.Qd6+ Ke8 27.
a3 Rf8 28.Ne4 f5 29.Qxe6+ Kd8 30.Qd6+ Ke8 31.Qe5+ Kd8 32.Qb8+ Ke7 33.Qc7+ 
Ke6 34.Nc5+ Kf6 35.Nd7+ Kf7 36.Nxf8+ Kxf8 37.Qc8+ Kg7 38.Qxf5 Qg1+ 39.Ka2 
Qxh2 40.Qd7+ Kf6 41.Qc6+ Kg5 42.Qxa6 Qe5 43.c4 bxc4 44.Qxc4 h5 45.a4 Kf6 
46.f4 Qd6 47.a5 h4 48.a6 Qb6 49.b4 h3 50.Qc3+ Kg6 51.Qg3+ Kf6 52.Qh4+ Kg7 
53.Qe7+ Kh6 54.Qg5+ Kh7 55.Qh5+ Kg7 56.Qxh3 Qxb4 57.Qg2+ Kh6 58.Qh1+ 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "6"]
[White "Stean, Michael Francis"]
[Black "Filguth, Rubens"]
[Result "1-0"]
[WhiteElo "2540"]
[BlackElo "2335"]
[ECO "A17"]
[EventDate "1979.02.10"]
[Source "Chesstempo"]
[PlyCount "47"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 b6 4.e4 Bb7 5.Bd3 d6 6.Bc2 c5 7.d4 cxd4 8.Nxd4 Be7
9.O-O O-O 10.b3 Nc6 11.Bb2 Qd7 12.Nxc6 Bxc6 13.Qd3 Rfc8 14.Rae1 g6 15.f4 
a6 16.Qe2 Ra7 17.Rd1 Qc7 18.f5 gxf5 19.Nd5 Nxd5 20.exd5 Bxd5 21.Rxd5 exd5 
22.Bxf5 Qc5+ 23.Kh1 d4 24.Qg4+ 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "7"]
[White "Sunye Neto, Jaime"]
[Black "Andersson, Ulf"]
[Result "1/2-1/2"]
[WhiteElo "2375"]
[BlackElo "2560"]
[ECO "D79"]
[EventDate "1979.02.10"]
[PlyCount "82"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.c4 c6 5.cxd5 cxd5 6.O-O Bg7 7.d4 O-O 8.Nc3 e6
9.Ne5 Nfd7 10.Nxd7 Bxd7 11.b3 Nc6 12.e3 h5 13.Bb2 Ne7 14.Qd2 Nf5 15.Rac1 
Bc6 16.a4 Qb6 17.Ba3 Rfc8 18.Bc5 Qd8 19.Na2 Bh6 20.Ba3 Qb6 21.Rc3 e5 22.
Bc5 Qc7 23.dxe5 Qxe5 24.Rd3 Qe6 25.Nb4 d4 26.Nxc6 dxe3 27.Ne7+ Qxe7 28.
Bxe7 exd2 29.Bb4 Rd8 30.Bd5 Rd7 31.Bxd2 Rad8 32.Bxh6 Rxd5 33.Rxd5 Rxd5 34.
Bf4 Kf8 35.Rc1 Ke7 36.Kg2 Ke6 37.Re1+ Kd7 38.Rc1 Nd6 39.Rc3 g5 40.Be3 b6 
41.h3 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "7"]
[White "Panno, Oscar"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1/2-1/2"]
[WhiteElo "2545"]
[BlackElo "2435"]
[ECO "A27"]
[EventDate "1979.02.10"]
[PlyCount "152"]

1.Nf3 Nc6 2.c4 e5 3.Nc3 f5 4.d3 g6 5.g3 Bg7 6.Bg2 Nf6 7.O-O d6 8.Rb1 a5 9.
a3 O-O 10.b4 axb4 11.axb4 h6 12.Ne1 Ne7 13.Qb3 c6 14.c5+ d5 15.e4 Kh7 16.
exf5 Bxf5 17.Rb2 Qd7 18.Na4 Nc8 19.Re2 Re8 20.Nf3 e4 21.Nd4 exd3 22.Rxe8 
Nxe8 23.Nxf5 Qxf5 24.Nb2 Nc7 25.Nxd3 Nb5 26.Nf4 Nd4 27.Qe3 g5 28.Bh3 Qe4 
29.Qxe4+ dxe4 30.Ne6 Nf3+ 31.Kg2 Ne7 32.Nxg7 Kxg7 33.Bg4 Rf8 34.Bb2+ Kg6 
35.Rb1 h5 36.Be6 Rd8 37.Bc4 Nd5 38.b5 cxb5 39.Bxb5 Rc8 40.Rc1 Nb4 41.Ba3 
Nc6 42.Rd1 Ncd4 43.Bc4 Kf5 44.Bd5 Rc7 45.Rb1 Nc2 46.Bb4 g4 47.h3 gxh3+ 48.
Kxh3 Ng5+ 49.Kg2 h4 50.Bd2 h3+ 51.Kh1 Rd7 52.g4+ Ke5 53.Bxg5 Rxd5 54.Rxb7 
Rxc5 55.Kh2 Rc3 56.Re7+ Kd5 57.Rd7+ Ke6 58.Re7+ Kd5 59.Bh4 Ne1 60.Bg3 Nf3+
61.Kxh3 Rc1 62.Bb8 Rb1 63.Re8 Rg1 64.Ba7 Ng5+ 65.Kh4 Nf3+ 66.Kh5 Rg2 67.
Be3 Ne5 68.Rg8 Ke6 69.Kh4 Kf7 70.Rg5 Nf3+ 71.Kh3 Nxg5+ 72.Kxg2 Ne6 73.Kf1 
Kf6 74.Ke2 Ke5 75.Kd2 Nf4 76.Kc3 Nh3 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "7"]
[White "Kortschnoj, Viktor"]
[Black "Lein, Anatoly"]
[Result "1/2-1/2"]
[WhiteElo "2695"]
[BlackElo "2535"]
[ECO "A16"]
[EventDate "1979.02.10"]
[PlyCount "64"]

1.c4 Nf6 2.Nc3 c5 3.Nf3 b6 4.e4 Bb7 5.e5 Ng8 6.Bd3 e6 7.O-O f5 8.Re1 Nh6 
9.b3 Be7 10.Be2 Nf7 11.d4 cxd4 12.Nxd4 O-O 13.Bf3 Qc8 14.Bxb7 Qxb7 15.Bb2 
Nc6 16.Nf3 a6 17.Qe2 Rab8 18.a3 Rfd8 19.Rad1 Bf8 20.b4 b5 21.cxb5 axb5 22.
Na2 Ne7 23.Nc1 Nd5 24.Nb3 Rdc8 25.Na5 Qa8 26.Qd2 g6 27.Qd3 Be7 28.Rc1 Rxc1
29.Bxc1 Bd8 30.Bd2 Bb6 31.Rc1 Qa7 32.Be1 Kg7 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "7"]
[White "Gheorghiu, Florin"]
[Black "Stean, Michael Francis"]
[Result "1/2-1/2"]
[WhiteElo "2540"]
[BlackElo "2540"]
[ECO "E12"]
[EventDate "1979.02.10"]
[PlyCount "44"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 d5 6.cxd5 Nxd5 7.e3 Be7 8.Bb5+ c6
9.Bd3 c5 10.e4 Nxc3 11.bxc3 O-O 12.O-O Nc6 13.Be3 Na5 14.Qe2 Rc8 15.Rfd1 
cxd4 16.cxd4 Rc3 17.a4 Qa8 18.Nd2 Rfc8 19.f3 Nc6 20.Nb1 Rb3 21.Nd2 Rb2 22.
d5 Ne5 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "8"]
[White "Rocha, Antonio Cavilhas"]
[Black "Kortschnoj, Viktor"]
[Result "0-1"]
[WhiteElo "2365"]
[BlackElo "2695"]
[ECO "C09"]
[EventDate "1979.02.10"]
[PlyCount "148"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.Ngf3 Nc6 5.exd5 exd5 6.Bb5 Bd6 7.dxc5 Bxc5 8.
O-O Ne7 9.Nb3 Bd6 10.Bg5 O-O 11.Re1 Qc7 12.c3 h6 13.Bxe7 Nxe7 14.h3 a6 15.
Bd3 Bd7 16.Nfd4 g6 17.Qf3 Kg7 18.Re2 Rad8 19.Rae1 Ng8 20.Nc2 Nf6 21.Qe3 a5
22.Nbd4 Rfe8 23.Qf3 Rxe2 24.Qxe2 Bc5 25.Bb5 Bc8 26.Rd1 Ba7 27.Ne3 Bb8 28.
Nf1 Nh5 29.Re1 Nf4 30.Qe7 Qxe7 31.Rxe7 Kf6 32.Re1 Ne6 33.Nd2 Nxd4 34.cxd4 
Bf4 35.Nb3 b6 36.g3 Bd6 37.Kg2 Bf5 38.Rc1 Ke7 39.Re1+ Be6 40.Rc1 Rb8 41.
Nd2 Bd7 42.Bxd7 Kxd7 43.Nf1 Bf8 44.Kf3 Bg7 45.Rd1 Re8 46.Ne3 Kd6 47.g4 b5 
48.Nc2 b4 49.Rd2 Bf6 50.Ne3 a4 51.Nc2 Rb8 52.b3 Bg5 53.Rd3 a3 54.Ke2 Kc6 
55.Rd1 Kb5 56.Ne3 Rc8 57.Kd2 Rc3 58.Rc1 Rxc1 59.Kxc1 Bxe3+ 60.fxe3 Kc6 61.
Kd2 Kd6 62.Ke2 Ke6 63.Kf3 f5 64.Kf4 fxg4 65.Kxg4 Kf6 66.e4 dxe4 67.Kf4 e3 
68.Kxe3 Kf5 69.Kf3 g5 70.Ke3 g4 71.hxg4+ Kxg4 72.d5 Kf5 73.Kd4 Kf6 74.Ke4 
Ke7 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "8"]
[White "Ljubojevic, Ljubomir"]
[Black "Andersson, Ulf"]
[Result "1/2-1/2"]
[WhiteElo "2590"]
[BlackElo "2560"]
[ECO "E19"]
[EventDate "1979.02.10"]
[PlyCount "42"]

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 c5 10.Rd1 cxd4 11.Nxd4 Bxg2 12.Kxg2 a6 13.Qf3 Ra7 14.b3 Qc7 
15.Bb2 Rc8 16.Rd2 Qb7 17.Rc1 Qxf3+ 18.Kxf3 Kf8 19.h4 h5 20.e3 Rb7 21.Ke2 
1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "8"]
[White "Lein, Anatoly"]
[Black "Sunye Neto, Jaime"]
[Result "1/2-1/2"]
[WhiteElo "2535"]
[BlackElo "2375"]
[ECO "A34"]
[EventDate "1979.02.10"]
[PlyCount "114"]

1.c4 Nf6 2.Nc3 c5 3.g3 g6 4.Bg2 Bg7 5.d3 Nc6 6.Bg5 d6 7.Nf3 a6 8.O-O Bd7 
9.Rc1 O-O 10.Qd2 b5 11.b3 b4 12.Nd5 Nxd5 13.cxd5 Nd4 14.Nxd4 Bxd4 15.Bh6 
Re8 16.e3 Bc3 17.Rxc3 bxc3 18.Qxc3 f6 19.h3 a5 20.g4 a4 21.g5 Qa5 22.Qb2 
Kf7 23.gxf6 exf6 24.Bf4 Qb6 25.Rb1 Ra6 26.Qe2 Rb8 27.Qf3 Qd8 28.e4 axb3 
29.axb3 Kg7 30.Qg3 Qe7 31.Bf1 Rab6 32.Ra1 Be8 33.h4 h6 34.Be2 g5 35.Bc1 
Bg6 36.Bd2 gxh4 37.Qxh4 Qe5 38.Qxh6+ Kf7 39.Ra7+ R6b7 40.Rxb7+ Rxb7 41.Bg4
Kg8 42.Be6+ Bf7 43.Qg6+ Kf8 44.Bh6+ Ke8 45.Bxf7+ Rxf7 46.Qg8+ Ke7 47.Qc8 
Qh5 48.Qe6+ Kd8 49.Qxd6+ Ke8 50.Bf4 Qd1+ 51.Kg2 Rg7+ 52.Bg3 Qxd3 53.Qc6+ 
Kf7 54.Qe6+ Kg6 55.Qf5+ Kf7 56.Qe6+ Kg6 57.d6 Kh7 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "8"]
[White "Filguth, Rubens"]
[Black "Gheorghiu, Florin"]
[Result "1/2-1/2"]
[WhiteElo "2335"]
[BlackElo "2540"]
[ECO "A10"]
[EventDate "1979.02.10"]
[PlyCount "126"]

1.c4 g6 2.Nc3 Bg7 3.g3 e5 4.Bg2 d6 5.e4 Nf6 6.Nge2 O-O 7.O-O c6 8.b3 a6 9.
d4 b5 10.d5 b4 11.Na4 c5 12.f3 Ne8 13.Nb2 a5 14.Be3 f5 15.Qd2 Ra7 16.Rab1 
Raf7 17.Nd3 Nd7 18.Rbe1 fxe4 19.fxe4 Rxf1+ 20.Rxf1 Rxf1+ 21.Bxf1 Ndf6 22.
Nf2 Ng4 23.Nxg4 Bxg4 24.Nc1 Nf6 25.Bg2 Qc8 26.Nd3 Bd7 27.Qc1 a4 28.Nf2 Qa8
29.Qb1 axb3 30.axb3 h5 31.Bh3 Bxh3 32.Nxh3 Ng4 33.Bd2 Qf8 34.Kg2 Bh6 35.
Qc1 Bg7 36.Qe1 Qa8 37.Qb1 Bh6 38.Bxh6 Nxh6 39.Ng5 Ng4 40.h3 Nf6 41.Qc2 Qd8
42.Qc1 Qa8 43.Qb2 Kf8 44.Kh2 Ke7 45.Kg2 Qh8 46.Qa2 h4 47.g4 Qh6 48.Qd2 Nh7
49.Nf3 Qxd2+ 50.Nxd2 Ng5 51.Kh2 Kf7 52.Kg2 Kf6 53.Kh2 Nh7 54.Nf3 Ng5 55.
Nd2 Kg7 56.Kg2 Kf6 57.Kh2 Nf7 58.Nf3 g5 59.Kg2 Nh8 60.Kf2 Ng6 61.Ke3 Nf4 
62.Ng1 Kg6 63.Kd2 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "9"]
[White "Sunye Neto, Jaime"]
[Black "Rocha, Antonio Cavilhas"]
[Result "0-1"]
[WhiteElo "2375"]
[BlackElo "2365"]
[ECO "A14"]
[EventDate "1979.02.10"]
[PlyCount "82"]

1.c4 Nf6 2.g3 e6 3.Bg2 d5 4.Nf3 Be7 5.O-O O-O 6.b3 b6 7.Bb2 Bb7 8.cxd5 
exd5 9.d4 Nbd7 10.Nc3 Re8 11.Rc1 a6 12.Ne5 Bd6 13.Nc4 Bf8 14.Ne3 c6 15.Nc2
Ne4 16.Nxe4 dxe4 17.Ne3 Nf6 18.Qc2 b5 19.Nd1 Bd6 20.Nc3 Qe7 21.e3 Rac8 22.
a4 Qe6 23.Ba1 h5 24.Qa2 h4 25.d5 cxd5 26.axb5 Be5 27.Rfd1 hxg3 28.hxg3 Ra8
29.bxa6 Bxa6 30.Qd2 Bd3 31.Na4 Bxa1 32.Rxa1 Qe5 33.Nb2 Rxa1 34.Rxa1 Rb8 
35.b4 Bb5 36.Qd4 Qh5 37.Qa7 Rf8 38.Qe7 Be2 39.Bf1 Bxf1 40.Rxf1 Re8 41.Qc7 
Ng4 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "9"]
[White "Panno, Oscar"]
[Black "Filguth, Rubens"]
[Result "1-0"]
[WhiteElo "2545"]
[BlackElo "2335"]
[ECO "A17"]
[EventDate "1979.02.10"]
[PlyCount "80"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 b6 4.e4 Bb7 5.Bd3 d6 6.Bc2 c5 7.d4 cxd4 8.Nxd4 Be7
9.Ba4+ Nbd7 10.Bc6 Qc8 11.Bxb7 Qxb7 12.Qe2 O-O 13.O-O a6 14.b3 Rab8 15.Re1
Rfe8 16.Bb2 Bf8 17.Rad1 g6 18.h3 Bg7 19.Nf3 Qc7 20.Rd2 Red8 21.Red1 Ne8 
22.Rc2 Qb7 23.Nd4 Nef6 24.Qe3 Nc5 25.f3 Ne8 26.g4 Nc7 27.b4 Nd7 28.Nce2 
Rbc8 29.a4 d5 30.cxd5 exd5 31.Nc6 Re8 32.Bxg7 Kxg7 33.Qd4+ f6 34.exd5 Ne5 
35.Nxe5 Rxe5 36.Rdc1 Nxd5 37.Rxc8 Rxe2 38.g5 Re5 39.gxf6+ Kxf6 40.f4 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "9"]
[White "Gheorghiu, Florin"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[WhiteElo "2540"]
[BlackElo "2590"]
[ECO "D35"]
[EventDate "1979.02.10"]
[PlyCount "144"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 Nbd7 6.e3 c6 7.Qc2 Bd6 8.Bd3 
Nf8 9.Nge2 Ng6 10.Ng3 h6 11.Bxf6 Qxf6 12.Nh5 Qg5 13.Nxg7+ Kf8 14.Nf5 Bxf5 
15.Bxf5 Qxg2 16.O-O-O Nh4 17.Bd3 Nf3 18.Kb1 Bxh2 19.Qc1 Re8 20.e4 Qg5 21.
Qe3 Qxe3 22.fxe3 dxe4 23.Nxe4 Re7 24.Rdf1 Ng5 25.Nxg5 hxg5 26.Rf2 Be5 27.
Rg1 Bg7 28.Rxg5 Rh1+ 29.Kc2 Bh6 30.Re5 Bxe3 31.Re2 Rxe5 32.dxe5 Rc1+ 33.
Kb3 Bc5 34.e6 f6 35.Rh2 Ke7 36.Bf5 Kd6 37.Re2 Ke7 38.Rh2 Kd6 39.Re2 Ke7 
40.Rh2 b5 41.Rc2 Rxc2 42.Kxc2 Bb6 43.Be4 c5 44.Bc6 b4 45.Bd5 Kd6 46.Kd3 
Bd8 47.Bc4 Ke5 48.a4 bxa3 49.bxa3 f5 50.a4 a5 51.Ke3 Bg5+ 52.Kd3 Kf4 53.
Bd5 Be7 54.Bb3 Kf3 55.Kc4 Ke3 56.Kb5 Kd4 57.Bc4 f4 58.Be2 Bd8 59.Bf1 f3 
60.Bc4 Bh4 61.Bf1 Be7 62.Bc4 Bd8 63.Bf1 Kd5 64.Bc4+ Kd6 65.Bb3 Bc7 66.Ba2 
f2 67.Bc4 Bd8 68.Ka6 Kc6 69.Ka7 Bb6+ 70.Ka6 Bc7 71.Bb5+ Kd6 72.Bc4 Bd8 
1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "9"]
[White "Andersson, Ulf"]
[Black "Lein, Anatoly"]
[Result "1/2-1/2"]
[WhiteElo "2560"]
[BlackElo "2535"]
[ECO "D13"]
[EventDate "1979.02.10"]
[PlyCount "36"]

1.Nf3 d5 2.d4 c6 3.c4 Nf6 4.cxd5 cxd5 5.Nc3 Nc6 6.Bf4 e6 7.e3 Bd6 8.Bd3 
O-O 9.O-O Bxf4 10.exf4 Bd7 11.Re1 Re8 12.Rc1 Re7 13.Bf1 g6 14.Ne5 Be8 15.
Qd2 Rc7 16.f3 a6 17.Ne2 Rac8 18.Rc3 Nxe5 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "10"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Kortschnoj, Viktor"]
[Result "0-1"]
[WhiteElo "2435"]
[BlackElo "2695"]
[ECO "C18"]
[EventDate "1979.02.10"]
[PlyCount "62"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.h4 Qc7 8.Rh3 Nd7
9.h5 f6 10.Qg4 Nf5 11.Bd3 cxd4 12.Bxf5 Nxe5 13.Qxd4 exf5 14.h6 f4 15.hxg7 
Qxg7 16.Rh2 Qe7 17.Kd1 f3 18.Bf4 fxg2 19.Rxg2 Bf5 20.f3 Nc6 21.Qe3 Qxe3 
22.Bxe3 Kf7 23.Ne2 Rae8 24.Nd4 Rxe3 25.Nxf5 Rxf3 26.Nd6+ Ke6 27.Ke2 Rxc3 
28.Kd2 Rc5 29.Nxb7 Rb5 30.Rg7 Rb8 31.Rc7 Rb6 0-1

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "10"]
[White "Segal, Alexandru Sorin"]
[Black "Sunye Neto, Jaime"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2375"]
[ECO "E12"]
[EventDate "1979.02.10"]
[PlyCount "80"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 d5 5.Nc3 Be7 6.cxd5 exd5 7.g3 O-O 8.Bg2 Bb7
9.O-O c5 10.Bf4 Nc6 11.Rc1 Ne4 12.dxc5 Nxc3 13.Rxc3 bxc5 14.Rd3 d4 15.h4 
Na5 16.b4 cxb4 17.axb4 Bxb4 18.Rxd4 Qb6 19.Bd6 Bxd6 20.Rxd6 Qc5 21.Qd3 h6 
22.Nd2 Bxg2 23.Kxg2 Qc7 24.Rd7 Qc6+ 25.e4 Nb7 26.Nb3 Rad8 27.Rd5 Qb6 28.
Rd1 Rfe8 29.Qf3 Rxd5 30.exd5 Nd6 31.Nd4 a5 32.Nf5 a4 33.Nxd6 Qxd6 34.Rd3 
Ra8 35.Ra3 g6 36.Kh2 Kg7 37.Kg2 h5 38.Qc3+ Kg8 39.Qf3 Ra5 40.Kh2 Qxd5 
1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "10"]
[White "Rocha, Antonio Cavilhas"]
[Black "Andersson, Ulf"]
[Result "1/2-1/2"]
[WhiteElo "2365"]
[BlackElo "2560"]
[ECO "D42"]
[EventDate "1979.02.10"]
[PlyCount "32"]

1.Nf3 Nf6 2.c4 c5 3.Nc3 e6 4.e3 Nc6 5.d4 d5 6.cxd5 Nxd5 7.Bd3 cxd4 8.exd4 
Be7 9.O-O O-O 10.Re1 Bf6 11.Be4 Qd6 12.Bc2 Nce7 13.Qd3 Ng6 14.Ne4 Qd8 15.
Nxf6+ Nxf6 16.Bg5 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "10"]
[White "Ljubojevic, Ljubomir"]
[Black "Lein, Anatoly"]
[Result "1/2-1/2"]
[WhiteElo "2590"]
[BlackElo "2535"]
[ECO "C15"]
[EventDate "1979.02.10"]
[PlyCount "54"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd3 dxe4 5.Bxe4 Nf6 6.Bf3 c5 7.a3 Bxc3+ 8.bxc3
O-O 9.Ne2 Nbd7 10.Rb1 e5 11.Bxb7 Rb8 12.dxe5 Nxe5 13.Bf4 Rxb7 14.Rxb7 
Qxd1+ 15.Kxd1 Bxb7 16.Bxe5 Ng4 17.Bg3 Bxg2 18.Re1 Bf3 19.Kc1 Re8 20.Kd2 
Ne5 21.Bxe5 Rxe5 22.Nf4 Rxe1 23.Kxe1 Be4 24.Kd2 Kf8 25.Nd3 Bxd3 26.cxd3 
Ke7 27.Ke3 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "11"]
[White "Sunye Neto, Jaime"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1-0"]
[WhiteElo "2375"]
[BlackElo "2435"]
[ECO "D07"]
[EventDate "1979.02.10"]
[PlyCount "162"]

1.c4 Nc6 2.d4 d5 3.e3 e6 4.Nf3 Nf6 5.Nc3 Bd6 6.c5 Be7 7.Bb5 O-O 8.Bxc6 
bxc6 9.Ne5 Qe8 10.Qa4 Bb7 11.O-O a5 12.Re1 Kh8 13.Bd2 Nd7 14.Nxd7 Qxd7 15.
e4 dxe4 16.Nxe4 Rfd8 17.Bxa5 f5 18.Nd2 e5 19.Nb3 e4 20.Qc4 Ba6 21.Qc1 Bf6 
22.Bd2 Qd5 23.Bf4 Rd7 24.Qc3 Re8 25.Rac1 g5 26.Be5 Bxe5 27.dxe5 Qxe5 28.
Qxe5+ Rxe5 29.Na5 Re6 30.Rcd1 Rde7 31.Nb3 Re5 32.Rd8+ Re8 33.Rxe8+ Rxe8 
34.Nd4 f4 35.Nxc6 e3 36.fxe3 fxe3 37.Nb4 Bb5 38.b3 Re5 39.Nc2 Rxc5 40.Nxe3
Kg7 41.Rd1 Bc6 42.Rd2 Be4 43.Kf2 Kf6 44.Nc4 Bd5 45.Rd4 h5 46.g3 Be6 47.Ke2
Rf5 48.Ne3 Ra5 49.Rd2 h4 50.gxh4 gxh4 51.Kd3 Ke7 52.Kc3 h3 53.a4 Re5 54.
Nc4 Rg5 55.Ne3 Re5 56.Rd3 Bd7 57.Nd5+ Kf7 58.Rf3+ Kg7 59.Nf4 Rc5+ 60.Kd3 
Rc1 61.Nxh3 Be6 62.b4 c5 63.b5 Ra1 64.Ng5 Bg8 65.Rf4 Ra3+ 66.Ke2 c4 67.Ne4
Rxa4 68.Nc3 Ra8 69.Ke3 Rd8 70.Rd4 Re8+ 71.Kf4 Rf8+ 72.Ke5 Rf3 73.Rg4+ Kh8 
74.Rg3 Rf2 75.Kd6 Rf6+ 76.Kc5 Be6 77.b6 Bd7 78.b7 Rc6+ 79.Kb5 Rc8+ 80.Kb6 
Rc6+ 81.Ka5 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "11"]
[White "Lein, Anatoly"]
[Black "Rocha, Antonio Cavilhas"]
[Result "1-0"]
[WhiteElo "2535"]
[BlackElo "2365"]
[ECO "E54"]
[EventDate "1979.02.10"]
[PlyCount "106"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 c5 7.O-O cxd4 8.exd4 
dxc4 9.Bxc4 b6 10.Bg5 Bb7 11.Ne5 Be7 12.Qd3 Nc6 13.Rad1 Na5 14.Ba6 Bxa6 
15.Qxa6 Qc8 16.Qe2 Qb7 17.Bxf6 Bxf6 18.Ng4 Bd8 19.Rd3 Nc4 20.Nh6+ Kh8 21.
Nxf7+ Qxf7 22.Rf3 Bf6 23.Qxc4 Qd7 24.Rd1 Rac8 25.Qb4 Rfd8 26.Rfd3 Qc6 27.
g3 Rd7 28.d5 exd5 29.Nxd5 Rf7 30.Qd2 Rcf8 31.Nxf6 Qxf6 32.Rf1 h6 33.b3 Qe7
34.Re3 Qc7 35.Re2 Rf3 36.Rc1 Qf7 37.Rc4 Qf6 38.Rce4 Qa1+ 39.Kg2 Qf6 40.Re6
Qf7 41.Kg1 Rc8 42.Re7 Qg6 43.R2e6 Qh5 44.Rxa7 Rff8 45.Re1 Qf5 46.Qd4 Qg6 
47.Rd7 Rc2 48.Rd6 Qh5 49.Rf1 Rxa2 50.Rxb6 Kh7 51.Rb7 Qg6 52.b4 Rf3 53.
Rxg7+ 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "11"]
[White "Kortschnoj, Viktor"]
[Black "Stean, Michael Francis"]
[Result "1/2-1/2"]
[WhiteElo "2695"]
[BlackElo "2540"]
[ECO "E46"]
[EventDate "1979.02.10"]
[PlyCount "32"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 d5 6.a3 Be7 7.Qc2 c5 8.dxc5 Bxc5
9.cxd5 exd5 10.g3 Nc6 11.Bg2 d4 12.Na4 Bb6 13.exd4 Nxd4 14.Nxd4 Bxd4 15.
O-O Qa5 16.Bd2 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "11"]
[White "Andersson, Ulf"]
[Black "Segal, Alexandru Sorin"]
[Result "1-0"]
[WhiteElo "2560"]
[BlackElo "2400"]
[ECO "A30"]
[EventDate "1979.02.10"]
[PlyCount "82"]

1.Nf3 Nf6 2.c4 b6 3.g3 Bb7 4.Bg2 c5 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6
9.b3 O-O 10.Rd1 a6 11.Ba3 Nc6 12.Qf4 d5 13.cxd5 exd5 14.Bxe7 Qxe7 15.Nh4 
Rad8 16.Nf5 Qe6 17.Rac1 g6 18.Nd4 Nxd4 19.Qxd4 Rc8 20.Na4 Rxc1 21.Rxc1 Nd7
22.e3 b5 23.Nc5 Nxc5 24.Rxc5 Rc8 25.Rxc8+ Qxc8 26.Bxd5 Bxd5 27.Qxd5 Qc1+ 
28.Kg2 Qa3 29.Qd8+ Kg7 30.Qd2 a5 31.g4 h6 32.Kf3 Kg8 33.Ke2 Kg7 34.f3 Kg8 
35.f4 Kg7 36.Kf3 Kg8 37.f5 gxf5 38.gxf5 Kg7 39.Qd4+ f6 40.Qd7+ Kg8 41.Qe8+
1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "12"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Andersson, Ulf"]
[Result "1-0"]
[WhiteElo "2435"]
[BlackElo "2560"]
[ECO "B46"]
[EventDate "1979.02.10"]
[PlyCount "60"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 Nc6 6.g3 Nge7 7.Be3 Nxd4 8.Bxd4
Nc6 9.Bg2 Qc7 10.O-O Nxd4 11.Qxd4 Qc5 12.Qxc5 Bxc5 13.e5 Bd4 14.Rfe1 Ke7 
15.a4 Rb8 16.Re4 Bxc3 17.bxc3 Rd8 18.Rd4 b5 19.Rb4 d5 20.exd6+ Rxd6 21.c4 
Rd2 22.cxb5 a5 23.Rc4 e5 24.Rc7+ Kf6 25.b6 Bf5 26.b7 Rxc2 27.Rxc2 Bxc2 28.
Rc1 Bf5 29.Rc6+ Ke7 30.Rc5 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "12"]
[White "Stean, Michael Francis"]
[Black "Sunye Neto, Jaime"]
[Result "1/2-1/2"]
[WhiteElo "2540"]
[BlackElo "2375"]
[ECO "A30"]
[EventDate "1979.02.10"]
[PlyCount "102"]

1.c4 Nf6 2.Nc3 c5 3.Nf3 e6 4.g3 b6 5.Bg2 Bb7 6.O-O Be7 7.d4 Ne4 8.d5 Nxc3 
9.bxc3 Bf6 10.e4 d6 11.Bf4 e5 12.Be3 O-O 13.h4 Na6 14.Bh3 Nc7 15.a4 Rb8 
16.Kg2 a6 17.Qd3 Bc8 18.Bxc8 Qxc8 19.Nh2 Qd7 20.Bd2 g6 21.h5 Bg7 22.Nf3 
Rb7 23.Rh1 b5 24.axb5 axb5 25.cxb5 Qxb5 26.c4 Qd7 27.hxg6 fxg6 28.Rhb1 
Rfb8 29.Rxb7 Rxb7 30.Qc2 Bf6 31.Rb1 Rxb1 32.Qxb1 Ne8 33.Qb8 Kf7 34.Ba5 h5 
35.Qb5 Ke7 36.Qxd7+ Kxd7 37.Kh3 Bd8 38.Bxd8 Kxd8 39.Kh4 Nf6 40.Nd2 Nh7 41.
f4 Ke7 42.fxe5 dxe5 43.Nb3 Kd6 44.Na5 Kc7 45.Nc6 Nf6 46.Nxe5 Nxe4 47.Nxg6 
Kd6 48.Kxh5 Nxg3+ 49.Kg5 Ne4+ 50.Kf4 Nd2 51.Ne5 Nxc4 1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "12"]
[White "Segal, Alexandru Sorin"]
[Black "Lein, Anatoly"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2535"]
[ECO "D80"]
[EventDate "1979.02.10"]
[PlyCount "70"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bg5 Ne4 5.Bh4 Nxc3 6.bxc3 Bg7 7.e3 O-O 8.cxd5 
Qxd5 9.Bxe7 Re8 10.Ba3 c5 11.Qf3 Qe6 12.Bxc5 Nd7 13.Ba3 Ne5 14.dxe5 Bxe5 
15.Bb2 Qb6 16.Qe2 Bg4 17.Nf3 Rac8 18.Qb5 Qc7 19.Nxe5 Rxe5 20.Qb4 Qd7 21.c4
Rd8 22.Be2 Bxe2 23.Bxe5 Bd3 24.Rd1 Qg4 25.Rxd3 Rxd3 26.O-O Rd7 27.Bb2 Rd1 
28.f3 Qd7 29.Qc3 Rxf1+ 30.Kxf1 Qd1+ 31.Kf2 Kf8 32.Qh8+ Ke7 33.Qe5+ Kd7 34.
Qd4+ Qxd4 35.exd4 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "12"]
[White "Ljubojevic, Ljubomir"]
[Black "Rocha, Antonio Cavilhas"]
[Result "1-0"]
[WhiteElo "2590"]
[BlackElo "2365"]
[ECO "C45"]
[EventDate "1979.02.10"]
[PlyCount "88"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nb3 Bb4+ 6.c3 Be7 7.c4 Nf6 8.Nc3 
O-O 9.Be2 d6 10.O-O Nd7 11.Be3 b6 12.f4 Nc5 13.Bf3 Bb7 14.Nd5 Rb8 15.Qc2 
Nxb3 16.Qxb3 Na5 17.Qc2 c5 18.Rad1 Bxd5 19.cxd5 Bf6 20.b3 Re8 21.Kh1 Qd7 
22.Qe2 Nb7 23.Bf2 Qc7 24.Qd3 Rbd8 25.Rfe1 Qb8 26.h4 Qc7 27.g4 g6 28.Kg2 
Bg7 29.g5 Qe7 30.Bg3 Qc7 31.Bg4 Bd4 32.h5 Re7 33.hxg6 fxg6 34.Be6+ Kh8 35.
Rh1 Rf8 36.f5 Nd8 37.Qc4 Nf7 38.f6 Rd7 39.Bxf7 Rfxf7 40.Rxd4 cxd4 41.Qxc7 
Rxc7 42.Bxd6 Rc2+ 43.Kf3 d3 44.Be7 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "13"]
[White "Sunye Neto, Jaime"]
[Black "Filguth, Rubens"]
[Result "1/2-1/2"]
[WhiteElo "2375"]
[BlackElo "2335"]
[ECO "A17"]
[EventDate "1979.02.10"]
[PlyCount "40"]

1.c4 Nf6 2.Nc3 e6 3.g3 d5 4.d4 dxc4 5.Bg2 a6 6.Qa4+ Nbd7 7.Bf4 Bd6 8.Bxd6 
cxd6 9.Qxc4 Ra7 10.Qb4 Qb6 11.Qxb6 Nxb6 12.Nf3 Bd7 13.Nd2 Ke7 14.e3 Rc8 
15.Ke2 Bc6 16.Bxc6 Rxc6 17.Rhc1 Ra8 18.Rc2 Rac8 19.Rac1 Kd7 20.Kd3 Nfd5 
1/2-1/2

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "13"]
[White "Rocha, Antonio Cavilhas"]
[Black "Segal, Alexandru Sorin"]
[Result "1-0"]
[WhiteElo "2365"]
[BlackElo "2400"]
[ECO "B05"]
[EventDate "1979.02.10"]
[PlyCount "82"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.Be2 e6 6.h3 Bh5 7.O-O Nc6 8.c4 Bxf3 
9.Bxf3 Nb6 10.exd6 cxd6 11.d5 exd5 12.Bxd5 Be7 13.Bf4 O-O 14.Nc3 Bf6 15.
Bxd6 Re8 16.Rc1 Bxc3 17.Rxc3 Nxd5 18.Qxd5 Re2 19.Rb3 Qd7 20.Rd1 Rae8 21.
Bg3 Re1+ 22.Rxe1 Rxe1+ 23.Kh2 Rd1 24.Qxd7 Rxd7 25.Re3 g6 26.a3 Na5 27.Rc3 
Rd2 28.b4 Nc6 29.b5 Ne7 30.c5 Nd5 31.c6 bxc6 32.bxc6 Ne7 33.c7 Nc8 34.Rb3 
Re2 35.Rb8 Re8 36.Bh4 f6 37.Bxf6 Kf7 38.Bd8 Nd6 39.c8=Q Nxc8 40.Rxc8 Ke6 
41.Rb8 1-0

[Event "Sao Paulo it"]
[Site "Sao Paulo BRA"]
[Date "1979.02.??"]
[Round "13"]
[White "Lein, Anatoly"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1-0"]
[WhiteElo "2535"]
[BlackElo "2435"]
[ECO "A25"]
[EventDate "1979.02.10"]
[PlyCount "216"]

1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 Nge7 6.Nge2 Nf5 7.b3 O-O 8.O-O d6
9.Bb2 Re8 10.d3 Rb8 11.a3 Be6 12.Qc2 Qd7 13.b4 Nh6 14.b5 Ne7 15.Rfe1 Bh3 
16.Bh1 Ng4 17.Nd1 c6 18.a4 Bh6 19.Bc1 Nf6 20.e4 Bxc1 21.Rxc1 Nh5 22.f3 Be6
23.Nf2 c5 24.Qd2 Rf8 25.Bg2 f6 26.Nc3 Rf7 27.Nd5 Rbf8 28.Qa5 Nc8 29.Rf1 
Qd8 30.Qd2 Ne7 31.Ng4 Bxg4 32.fxg4 Ng7 33.Ne3 Ne6 34.Rf2 Nd4 35.Rcf1 Kg7 
36.h4 h6 37.Bh3 g5 38.Rh2 Rh8 39.Bg2 Nb3 40.Qc3 Nd4 41.Bf3 gxh4 42.Rxh4 
Ne6 43.Bd1 Ng5 44.Kg2 Kg6 45.Qe1 Ng8 46.Nf5 a5 47.Qf2 b6 48.Rfh1 Qf8 49.
Rh5 Qd8 50.Kf1 Rfh7 51.Ke1 Kf7 52.Kd2 Ke6 53.Rf1 Kd7 54.Qh2 Kc7 55.Qh1 Qe8
56.Rh2 Qg6 57.Rhf2 Rf7 58.Qh5 Qh7 59.Rh2 Kd7 60.Rfh1 Kc7 61.Ke3 Rf8 62.Rf2
Qf7 63.Be2 Rh7 64.Kd2 Rh8 65.Rhf1 Rh7 66.Ne3 Kb7 67.Nd5 Qg7 68.Rh1 Qf7 69.
Rff1 Rg7 70.Rf5 Rh7 71.Qh2 Qg6 72.Qf2 Rhf7 73.Qg1 Rh7 74.Rf2 Qf7 75.Rh4 
Qg6 76.Rfh2 Rff7 77.Qf1 Qg7 78.Ne3 Qf8 79.Rh5 Rh8 80.Nf5 Kc7 81.Kc3 Kb7 
82.Rxg5 fxg5 83.Nxd6+ Qxd6 84.Qxf7+ Ne7 85.Kc2 Rc8 86.Rf2 Rc7 87.Rf6 Nc8 
88.Qd5+ Qxd5 89.exd5 Rd7 90.Rxh6 Nd6 91.Re6 Kc7 92.Rxe5 Rg7 93.Kd2 Kd7 94.
Re6 Rg8 95.Rh6 Rg7 96.Ke3 Re7+ 97.Kf2 Re5 98.Rg6 Ke7 99.Bf3 Kd7 100.Rg7+ 
Kd8 101.Bg2 Kc8 102.Be4 Nxe4+ 103.dxe4 Rxe4 104.Rxg5 Rxc4 105.Kf3 Rxa4 
106.Re5 Ra1 107.g5 Rf1+ 108.Kg4 1-0

