[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "1"]
[White "Bahgat, Ibrahim M."]
[Black "Hallerod, Ralph"]
[Result "1/2-1/2"]
[ECO "E90"]
[EventDate "1957.??.??"]
[PlyCount "62"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Bd3 c5 7.d5 Bd7 8.O-O Na6 
9.a3 Rb8 10.Re1 Nc7 11.e5 Ng4 12.exd6 exd6 13.Bf4 Bc8 14.Qd2 f6 15.Ne4 Ne5
16.Bxe5 fxe5 17.b4 b6 18.Rab1 Bg4 19.Be2 Rf4 20.Bd1 Ne8 21.h3 Bxf3 22.Bxf3
cxb4 23.Qxb4 Nf6 24.Qxd6 Qxd6 25.Nxd6 Bf8 26.Ne4 Nxe4 27.Rxe4 Rxe4 28.Bxe4
Rc8 29.Bd3 Bxa3 30.Ra1 Bc5 31.Rxa7 b5 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "1"]
[White "Bates, Peter"]
[Black "Jobin, Francois"]
[Result "0-1"]
[ECO "A08"]
[EventDate "1957.??.??"]
[PlyCount "80"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.d3 d5 6.Nbd2 c5 7.e4 dxe4 8.dxe4 
Nc6 9.c3 Bg4 10.h3 Be6 11.Qe2 h6 12.Nb3 b6 13.e5 Nh7 14.Nh4 Qc7 15.f4 Rad8
16.Be3 Qc8 17.Kh2 g5 18.Nf3 g4 19.hxg4 Bxg4 20.Rad1 Qf5 21.Qf2 Qh5+ 22.Kg1
Rxd1 23.Rxd1 f6 24.exf6 Nxf6 25.Rf1 Ne4 26.Qe1 Nd6 27.Bc1 c4 28.Nbd4 Nxd4 
29.Nxd4 e5 30.Bd5+ Kh8 31.Ne6 Bxe6 32.Bxe6 Re8 33.f5 Rf8 34.Qf2 Ne4 35.Qe3
Ng5 36.Bxc4 e4 37.Be2 Qh3 38.g4 Qh4 39.Qf2 Nh3+ 40.Kg2 Nxf2 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "1"]
[White "Cardoso, Radolfo Tan"]
[Black "Aldrete Lobo, Jorge"]
[Result "1-0"]
[ECO "C16"]
[EventDate "1957.??.??"]
[PlyCount "65"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 f6 5.Bd3 f5 6.Bd2 c5 7.Nb5 Bxd2+ 8.Qxd2 c4 
9.Nd6+ Kf8 10.Be2 Nc6 11.Nh3 Nh6 12.c3 Qe7 13.Ng5 Nd8 14.Bh5 Bd7 15.h4 Kg8
16.Rh3 Qf8 17.Qf4 g6 18.Rg3 Kg7 19.O-O-O Rg8 20.Rh1 b6 21.Bf3 Ng4 22.Bxg4 
fxg4 23.Qxg4 h5 24.Nxe6+ Kh8 25.Nxf8 Bxg4 26.f3 Rxf8 27.fxg4 Ne6 28.gxh5 
gxh5 29.Rf3 Nf4 30.Rhf1 Nd3+ 31.Kd2 Rxf3 32.Rxf3 Rg8 33.g3 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "1"]
[White "Gerusel, Mathias"]
[Black "Makelainen, Timo"]
[Result "1-0"]
[ECO "E37"]
[EventDate "1957.??.??"]
[PlyCount "79"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 Bxc3+ 6.Qxc3 Ne4 7.Qc2 c5 8.dxc5 
Nc6 9.cxd5 Qxd5 10.Be3 O-O 11.Rd1 Qf5 12.f3 Nf6 13.Qxf5 exf5 14.Bg5 Nd7 
15.b4 f6 16.Bd2 Nde5 17.e3 Be6 18.f4 Nc4 19.Bxc4 Bxc4 20.Ne2 a5 21.Rc1 
Bxe2 22.Kxe2 axb4 23.Bxb4 Nxb4 24.axb4 Ra2+ 25.Kf3 Ra4 26.Rb1 Kf7 27.Rhd1 
Ke7 28.Rd5 Rd8 29.Rxd8 Kxd8 30.g4 fxg4+ 31.Kxg4 Ra3 32.Kf3 Kc7 33.f5 g5 
34.fxg6 hxg6 35.Rd1 Ra2 36.Rd6 Rxh2 37.Rxf6 g5 38.Rg6 Rh3+ 39.Ke2 Rh5 40.
b5 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "1"]
[White "Jongsma, Alexander"]
[Black "Rabinowitz, Bernard"]
[Result "1-0"]
[ECO "D78"]
[EventDate "1957.??.??"]
[PlyCount "73"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.O-O Bg7 5.c4 c6 6.d4 O-O 7.Qb3 dxc4 8.Qxc4 
Be6 9.Qc2 Bf5 10.Qb3 Qb6 11.Nbd2 Nbd7 12.Nc4 Qa6 13.Nfe5 Be6 14.Qc2 Rfd8 
15.Rd1 c5 16.dxc5 Nxc5 17.Be3 Bf5 18.Qc3 Nce4 19.Qb3 b5 20.Na3 Rxd1+ 21.
Rxd1 Rb8 22.Qxf7+ Kh8 23.Qxe7 h6 24.Qxa7 Qxa7 25.Bxa7 Re8 26.Rd8 Rxd8 27.
Nf7+ Kg8 28.Nxd8 Nd6 29.Nc6 Nd7 30.Bd4 Bf8 31.Bd5+ Kh7 32.f3 g5 33.e4 Bg6 
34.Ne5 Be8 35.Nxd7 Bxd7 36.Bc5 Kg6 37.e5 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "1"]
[White "Selimanov, Vladimir"]
[Black "Lombardy, William James"]
[Result "0-1"]
[ECO "C96"]
[EventDate "1957.??.??"]
[PlyCount "80"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 
9.h3 Na5 10.Bc2 c6 11.d4 Qc7 12.Nbd2 Re8 13.b3 Bf8 14.Bb2 g6 15.b4 Nc4 16.
Nxc4 bxc4 17.Qe2 exd4 18.Qxc4 dxc3 19.Qxc3 Bg7 20.Qd2 Be6 21.Nd4 Bc4 22.f4
c5 23.bxc5 dxc5 24.Nb3 Rad8 25.Qf2 Ng4 26.hxg4 Bxb2 27.Rab1 Bc3 28.Re3 
Bxb3 29.Rxc3 Bxc2 30.Rxc2 Rxe4 31.g3 Red4 32.Kh2 c4 33.Rbc1 Qa5 34.Kh3 h5 
35.gxh5 Qxh5+ 36.Kg2 c3 37.Rh1 Qd5+ 38.Qf3 Rd2+ 39.Rxd2 Qxd2+ 40.Kh3 Kg7 
0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "2"]
[White "Aldrete Lobo, Jorge"]
[Black "Bates, Peter"]
[Result "1-0"]
[ECO "B07"]
[EventDate "1957.??.??"]
[PlyCount "103"]

1.e4 d6 2.d4 Nf6 3.Bd3 g6 4.h3 Bg7 5.Be3 O-O 6.f4 Nh5 7.Ne2 e5 8.fxe5 dxe5
9.d5 Nf4 10.Rg1 Nxd3+ 11.cxd3 f5 12.Bc5 Rf7 13.Qb3 Nd7 14.Bf2 Qe7 15.Nd2 
Nb6 16.a4 Nd7 17.Rc1 Nf6 18.Nc3 c6 19.Qc4 cxd5 20.Nxd5 Nxd5 21.Qxd5 Be6 
22.Qc5 Qxc5 23.Bxc5 Rc7 24.exf5 gxf5 25.Rc3 e4 26.d4 Rac8 27.g4 Kh8 28.
gxf5 Bxf5 29.Rgg3 b6 30.Bd6 Rxc3 31.bxc3 Re8 32.Nc4 Re6 33.Be5 Rg6 34.Rxg6
hxg6 35.Bb8 Be6 36.Nd6 Bxh3 37.Bxa7 Bd7 38.Bxb6 Bxa4 39.Nxe4 Bb3 40.Nd2 
Be6 41.c4 Bh6 42.d5 Bxd2+ 43.Kxd2 Bf7 44.Ke3 Kg7 45.Kd4 Kf6 46.Bd8+ Kf5 
47.c5 Be8 48.c6 g5 49.Kc5 Ke5 50.Bc7+ Kf6 51.Kd6 Bh5 52.Kd7 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "2"]
[White "Jobin, Francois"]
[Black "Bahgat, Ibrahim M."]
[Result "1-0"]
[ECO "D36"]
[EventDate "1957.??.??"]
[PlyCount "83"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Be7 5.cxd5 exd5 6.e3 O-O 7.Bd3 Nbd7 8.Qc2 
Re8 9.Nf3 h6 10.Bf4 c6 11.O-O Nf8 12.Rab1 Be6 13.b4 Rc8 14.Na4 Bd6 15.Bxd6
Qxd6 16.Rfc1 b6 17.Ne5 Ng4 18.Nxg4 Bxg4 19.Rb3 Bd7 20.a3 Qf6 21.Rc3 Ne6 
22.Ba6 Rc7 23.b5 Nd8 24.bxc6 Nxc6 25.Nb2 Qd6 26.Nd3 f6 27.Qd1 Bc8 28.Bb5 
Bb7 29.Nb4 Rec8 30.Bxc6 Bxc6 31.Qc2 Ba4 32.Rxc7 Bxc2 33.Rxc8+ Kh7 34.R1xc2
a5 35.R2c6 Qe7 36.Nc2 b5 37.Rb6 Qe4 38.Rxb5 Qd3 39.Rb1 Kg6 40.Rc5 a4 41.h3
f5 42.Ra1 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "2"]
[White "Lombardy, William James"]
[Black "Hallerod, Ralph"]
[Result "1-0"]
[ECO "E40"]
[EventDate "1957.??.??"]
[PlyCount "47"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 Nc6 5.Ne2 e5 6.dxe5 Nxe5 7.a3 Bxc3+ 8.Nxc3
b6 9.f4 Ng6 10.Bd3 O-O 11.e4 d6 12.O-O Bb7 13.Bd2 Nd7 14.b4 Ne7 15.Qh5 g6 
16.Qh6 f5 17.Rae1 fxe4 18.Nxe4 Nf5 19.Qh3 Qh4 20.Qf3 Nd4 21.Qd1 Nf6 22.Bc3
Nxe4 23.Bxe4 Bxe4 24.Qxd4 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "2"]
[White "Makelainen, Timo"]
[Black "Jongsma, Alexander"]
[Result "0-1"]
[ECO "A34"]
[EventDate "1957.??.??"]
[PlyCount "46"]

1.c4 Nf6 2.Nc3 c5 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nc7 6.d3 Nc6 7.Be3 e5 8.Nh3 
Bf5 9.O-O Qd7 10.Ng5 Rc8 11.f4 h6 12.Nge4 b6 13.fxe5 Nxe5 14.Bf4 Ng6 15.
Bxc7 Bxe4 16.Bxe4 Rxc7 17.Bxg6 fxg6 18.e4 Be7 19.Nd5 Rc6 20.Qb3 Rf8 21.
Rxf8+ Bxf8 22.Rf1 Bd6 23.Ne7 c4 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "2"]
[White "Rabinowitz, Bernard"]
[Black "Cardoso, Radolfo Tan"]
[Result "1/2-1/2"]
[ECO "C00"]
[EventDate "1957.??.??"]
[PlyCount "123"]

1.e4 e6 2.d4 d5 3.Be3 Nf6 4.e5 Nfd7 5.f4 c5 6.c3 Nc6 7.Nf3 Qb6 8.b3 a5 9.
a3 Be7 10.Nbd2 cxd4 11.cxd4 f6 12.Bd3 fxe5 13.fxe5 O-O 14.Qe2 Qd8 15.O-O 
b6 16.g3 Ncb8 17.b4 axb4 18.axb4 Rxa1 19.Rxa1 Nc6 20.Rb1 g6 21.Nh4 Bxh4 
22.Qg4 Ndxe5 23.dxe5 Nxe5 24.Qe2 Nxd3 25.Qxd3 Bg5 26.Bd4 Bf6 27.Bf2 Qd6 
28.Nc4 Qd8 29.Nxb6 Bb7 30.Re1 e5 31.Na4 d4 32.Nc5 Bd5 33.Ne4 Bxe4 34.Qxe4 
Qd6 35.Rb1 Rb8 36.Be1 Bg5 37.b5 Bd8 38.Bb4 Qe6 39.Bd2 Bc7 40.Bf4 Qd6 41.
Bd2 Bb6 42.Kg2 Rd8 43.Rc1 Qd5 44.Re1 Kf7 45.Qf3+ Qxf3+ 46.Kxf3 Ke6 47.Ke4 
Rd5 48.Rb1 Rc5 49.Rb2 Kd7 50.Bh6 Ke6 51.Bg5 Rc4 52.Bd2 d3+ 53.Kxd3 Rd4+ 
54.Ke2 Kd5 55.Rc2 Rc4 56.Rxc4 Kxc4 57.Bg5 Bc5 58.Bd8 Kxb5 59.Kd3 Kc6 60.
Ke4 Kd6 61.g4 Ke6 62.Bg5 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "2"]
[White "Selimanov, Vladimir"]
[Black "Gerusel, Mathias"]
[Result "0-1"]
[ECO "E42"]
[EventDate "1957.??.??"]
[PlyCount "80"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 cxd4 6.exd4 d5 7.a3 Be7 8.Nf4 
dxc4 9.Bxc4 O-O 10.O-O Nbd7 11.Qe2 Nb6 12.Ba2 Bd7 13.d5 exd5 14.Nfxd5 
Nfxd5 15.Nxd5 Bd6 16.Be3 Bc6 17.Nxb6 axb6 18.Rfd1 Qc7 19.Qh5 Ra5 20.Qh4 g6
21.f4 Re8 22.Qf2 Rxe3 23.Qxe3 Bxf4 24.Rd8+ Qxd8 25.Qxf4 Rf5 26.Qe3 Qf6 27.
Qd2 Bxg2 28.Qxg2 Rg5 29.Bxf7+ Kxf7 30.Rf1 Rxg2+ 31.Kxg2 b5 32.Rxf6+ Kxf6 
33.Kf3 g5 34.Kg4 Kg6 35.h4 h5+ 36.Kg3 g4 37.Kf4 Kf6 38.b3 Kg6 39.a4 bxa4 
40.bxa4 b6 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "3"]
[White "Bahgat, Ibrahim M."]
[Black "Aldrete Lobo, Jorge"]
[Result "0-1"]
[ECO "D45"]
[EventDate "1957.??.??"]
[PlyCount "83"]

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.e3 c6 5.Nc3 Bd6 6.cxd5 exd5 7.Bd3 Bg4 8.Qc2 
Qe7 9.Bd2 Nbd7 10.O-O-O O-O-O 11.e4 dxe4 12.Bxe4 Nxe4 13.Nxe4 Bc7 14.Nc3 
Bxf3 15.gxf3 Nb6 16.Be3 Nd5 17.Rde1 Kb8 18.Rhg1 Qf6 19.Kb1 h6 20.h3 Rhe8 
21.Nxd5 Rxd5 22.f4 Kc8 23.Qc1 Rf5 24.Qc2 Bxf4 25.Bxf4 Rxe1+ 26.Rxe1 Rxf4 
27.d5 Rxf2 28.Qb3 Rf1 29.Rxf1 Qxf1+ 30.Kc2 Qf5+ 31.Kc1 Qxd5 32.Qb4 Qg5+ 
33.Kc2 c5 34.Qa4 Qf5+ 35.Kc1 a6 36.Qe8+ Kc7 37.Qf8 Kb6 38.h4 Qf1+ 39.Kc2 
Qe2+ 40.Kc1 Qe1+ 41.Kc2 Qe6 42.b3 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "3"]
[White "Bates, Peter"]
[Black "Rabinowitz, Bernard"]
[Result "1/2-1/2"]
[ECO "E42"]
[EventDate "1957.??.??"]
[PlyCount "48"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 d5 6.a3 Bxc3+ 7.Nxc3 O-O 8.dxc5 
Qc7 9.b4 dxc4 10.Nb5 Qc6 11.Nd4 Qc7 12.Qc2 a5 13.Bb2 axb4 14.axb4 Rxa1+ 
15.Bxa1 b6 16.Qxc4 bxc5 17.Qxc5 Qxc5 18.bxc5 Ba6 19.Be2 Rc8 20.Nb3 Nfd7 
21.Kd2 Nxc5 22.Nxc5 Rxc5 23.Rb1 Rc8 24.Bxa6 Nxa6 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "3"]
[White "Cardoso, Radolfo Tan"]
[Black "Makelainen, Timo"]
[Result "1-0"]
[ECO "D37"]
[EventDate "1957.??.??"]
[PlyCount "79"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.e3 Be7 5.Nc3 O-O 6.Be2 dxc4 7.Bxc4 c5 8.O-O 
Nbd7 9.b3 cxd4 10.exd4 a6 11.Ne5 Qc7 12.Bf4 Bd6 13.Re1 b5 14.Bd3 Bxe5 15.
dxe5 Qxc3 16.exf6 Qxf6 17.Qh5 g6 18.Qh6 e5 19.Bg5 Qg7 20.Qh4 Re8 21.Be4 
Rb8 22.Rad1 f6 23.Bh6 Qe7 24.Bd5+ Kh8 25.Bc6 Rb6 26.Be4 f5 27.Bg5 Qb4 28.
a3 Qxa3 29.Bd5 Qf8 30.b4 Nf6 31.Bb3 Ne4 32.Bh6 Qf6 33.Qxf6+ Nxf6 34.Bf7 
Rbe6 35.Bxe6 Rxe6 36.Rd8+ Re8 37.Rxe8+ Nxe8 38.Rxe5 Bd7 39.Re7 Bc6 40.Rf7 
1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "3"]
[White "Gerusel, Mathias"]
[Black "Lombardy, William James"]
[Result "0-1"]
[ECO "E33"]
[EventDate "1957.??.??"]
[PlyCount "36"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6 5.Nf3 d5 6.a3 Bxc3+ 7.Qxc3 Ne4 8.Qc2 
e5 9.dxe5 Bf5 10.Qa4 O-O 11.Be3 d4 12.Rd1 dxe3 13.Rxd8 exf2+ 14.Kd1 Rfxd8+
15.Kc1 a6 16.Qb3 Nc5 17.Qc3 Na5 18.e4 Nab3+ 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "3"]
[White "Hallerod, Ralph"]
[Black "Jobin, Francois"]
[Result "1/2-1/2"]
[ECO "D60"]
[EventDate "1957.??.??"]
[PlyCount "70"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Be7 5.Nf3 O-O 6.e3 Nbd7 7.cxd5 exd5 8.Bd3 
c6 9.O-O Ne4 10.Bf4 Ndf6 11.Qc2 Nxc3 12.bxc3 h6 13.Ne5 Nh5 14.a4 Nxf4 15.
exf4 Qc7 16.c4 Qd6 17.c5 Qf6 18.f5 h5 19.a5 a6 20.f4 Kh7 21.Rf3 Rh8 22.Re3
Kg8 23.Rae1 Bf8 24.g3 Qh6 25.h3 Qf6 26.g4 hxg4 27.hxg4 Qh6 28.Qg2 Qxf4 29.
Nf3 Bd7 30.Re5 f6 31.R5e3 g5 32.Kf2 Kf7 33.Qg3 Qxg3+ 34.Kxg3 Rd8 35.Bf1 
Rh7 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "3"]
[White "Jongsma, Alexander"]
[Black "Selimanov, Vladimir"]
[Result "1/2-1/2"]
[ECO "A05"]
[EventDate "1957.??.??"]
[PlyCount "157"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.c4 Nc6 6.Nc3 d6 7.Rb1 Bf5 8.d3 Qd7
9.b4 Bh3 10.Qc2 Bxg2 11.Kxg2 Nh5 12.c5 f5 13.cxd6 cxd6 14.b5 Nd8 15.Qb3+ 
Kh8 16.Bb2 f4 17.Rbc1 Ne6 18.Ne4 Nf6 19.Nfg5 Nd8 20.e3 Nxe4 21.Bxg7+ Kxg7 
22.dxe4 h6 23.Nf3 Ne6 24.e5 fxg3 25.fxg3 d5 26.Rcd1 Rad8 27.a4 Nc5 28.Qc2 
Ne4 29.Nd2 Ng5 30.Rf4 Qh3+ 31.Kg1 Ne6 32.Rff1 Qh5 33.Qc3 Rc8 34.Qb4 Rxf1+ 
35.Rxf1 Rc7 36.Nf3 Qf5 37.h4 Qh3 38.Qe1 Rc2 39.Nd2 Rxd2 40.Qxd2 Qxg3+ 41.
Qg2 Qxe5 42.Qf3 h5 43.Qf7+ Kh6 44.Rf3 d4 45.exd4 Qxd4+ 46.Rf2 Qd1+ 47.Kh2 
Qe1 48.Qf3 Ng7 49.Qf4+ Kh7 50.Rg2 Qe6 51.Qf3 b6 52.Re2 Qc4 53.Re4 Qc2+ 54.
Qg2 Qc5 55.Re2 Qd6+ 56.Qg3 Qc5 57.Qe5 Qc4 58.Qe4 Qf7 59.Qxe7 Qf4+ 60.Kg1 
Qxa4 61.Qg5 Qd1+ 62.Kf2 Qd4+ 63.Kf1 Nf5 64.Ke1 Qb4+ 65.Kf2 Qc5+ 66.Ke1 
Qb4+ 67.Kf2 Qd4+ 68.Ke1 Kg7 69.Rc2 Qe4+ 70.Kd2 Qd4+ 71.Ke1 Qe4+ 72.Kd2 
Qd4+ 73.Ke1 Qe5+ 74.Kd2 Qd6+ 75.Kc1 Nd4 76.Ra2 Qc7+ 77.Kd1 Nf5 78.Rd2 Qf7 
79.Rd3 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "4"]
[White "Aldrete Lobo, Jorge"]
[Black "Hallerod, Ralph"]
[Result "0-1"]
[ECO "A45"]
[EventDate "1957.??.??"]
[PlyCount "86"]

1.d4 Nf6 2.e3 e6 3.Bd3 d5 4.Nd2 c5 5.c3 Nc6 6.f4 Be7 7.Ngf3 Ng4 8.Qe2 f5 
9.O-O c4 10.Bc2 Qa5 11.Ne5 Ncxe5 12.fxe5 Bd7 13.h3 Nh6 14.Qe1 O-O-O 15.b4 
Qc7 16.a4 g5 17.g3 Nf7 18.e4 dxe4 19.Bxe4 Nxe5 20.Bxb7+ Qxb7 21.Qxe5 Qd5 
22.Rxf5 Bc6 23.Qxd5 Bxd5 24.Rf7 Rde8 25.Nf1 Be4 26.Ne3 Rhf8 27.Rxf8 Rxf8 
28.Ra2 Rf3 29.Rg2 h5 30.Bd2 Bd3 31.Kh2 Bd6 32.Nd1 h4 33.Be1 Rf1 34.Rg1 
hxg3+ 35.Kg2 Rxg1+ 36.Kxg1 Bf4 37.a5 Bc2 38.Nb2 Bb3 39.Kg2 Bc1 40.Kxg3 
Bxb2 41.Bd2 Bd1 42.h4 gxh4+ 43.Kxh4 Kd7 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "4"]
[White "Gerusel, Mathias"]
[Black "Jongsma, Alexander"]
[Result "1-0"]
[ECO "A61"]
[EventDate "1957.??.??"]
[PlyCount "131"]

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.Nc4 Ne5 10.Qa4+ Kf8 11.Nxe5 dxe5 12.b4 Bd7 13.Qb3 cxb4 14.Qxb4+ Kg8 15.
Bd3 Bf8 16.Qb2 Bc5 17.O-O Kg7 18.Ne2 Qc7 19.Bd2 Bg4 20.Bc3 Rhe8 21.Rac1 
Qd6 22.Qd2 b5 23.h3 Bd7 24.Kh1 b4 25.Bb2 Qb6 26.Ng3 Rac8 27.Rb1 a5 28.Qe2 
Bd4 29.f4 h5 30.Qf3 Bxb2 31.Rxb2 Rc3 32.fxe5 Rxe5 33.Qf4 Qd6 34.Bb1 Bb5 
35.Ne2 Rc7 36.Rf2 Qe7 37.Nd4 Be8 38.Nf3 Nxe4 39.Nxe5 Nxf2+ 40.Rxf2 g5 41.
Qf5 Rc1+ 42.Kh2 Rxb1 43.Nxf7 Bxf7 44.Qxb1 Qe5+ 45.Kh1 Qxd5 46.Rf5 Qxa2 47.
Rxg5+ Kf8 48.Qxa2 Bxa2 49.Rxa5 Bf7 50.Kh2 Ke7 51.Rb5 b3 52.Rb6 Bd5 53.Rh6 
Be4 54.Rb6 Bc2 55.Kg3 Kd7 56.Kf4 Kc7 57.Rb4 Kc6 58.Ke3 Kc5 59.Rb8 Kc4 60.
Kd2 Be4 61.g4 hxg4 62.hxg4 Bd5 63.g5 Be4 64.Rb6 Kd5 65.Rxb3 Ke6 66.Re3 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "4"]
[White "Lombardy, William James"]
[Black "Jobin, Francois"]
[Result "1-0"]
[ECO "E66"]
[EventDate "1957.??.??"]
[PlyCount "43"]

1.c4 Nf6 2.Nc3 c5 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nc6 6.d4 d6 7.O-O O-O 8.d5 Na5 
9.Nd2 a6 10.Qc2 Rb8 11.a4 Bd7 12.b3 b5 13.axb5 axb5 14.cxb5 Bxb5 15.Bb2 
Qc7 16.Ra3 Rb7 17.Rfa1 Ra8 18.Nxb5 Rxb5 19.Nc4 Ra6 20.Bc3 Nxb3 21.Rxa6 
Nxa1 22.Rxa1 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "4"]
[White "Makelainen, Timo"]
[Black "Bates, Peter"]
[Result "1-0"]
[ECO "E69"]
[EventDate "1957.??.??"]
[PlyCount "105"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.Nf3 d6 6.d4 Nbd7 7.O-O e5 8.e4 c6 
9.h3 a6 10.d5 cxd5 11.cxd5 b5 12.a3 Bb7 13.Be3 Qe7 14.Nd2 Rfc8 15.Nb3 Qd8 
16.Re1 Rab8 17.f3 Ne8 18.Bf1 Nc5 19.Kh2 f5 20.Rc1 fxe4 21.fxe4 Nf6 22.Bg2 
Nfd7 23.Nxc5 Nxc5 24.b4 Nd7 25.a4 bxa4 26.Bf1 Nb6 27.Nxa4 Rxc1 28.Bxc1 
Nxa4 29.Qxa4 Qe8 30.Qxe8+ Rxe8 31.b5 axb5 32.Ba3 Bf8 33.Bxb5 Ra8 34.Re3 
Rc8 35.Rf3 Rc2+ 36.Kg1 Bc8 37.g4 Be7 38.Be8 Rc7 39.Bf7+ Kg7 40.Kg2 h6 41.
Be8 Bf8 42.Rxf8 Kxf8 43.Bxd6+ Re7 44.Bxe7+ Kxe8 45.Bd6 Kf7 46.Bxe5 Bd7 47.
Kf3 g5 48.Bd4 h5 49.e5 hxg4+ 50.hxg4 Ba4 51.e6+ Ke8 52.Ke4 Bd1 53.d6 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "4"]
[White "Rabinowitz, Bernard"]
[Black "Bahgat, Ibrahim M."]
[Result "1/2-1/2"]
[ECO "D60"]
[EventDate "1957.??.??"]
[PlyCount "66"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.cxd5 Nxd5 8.Bxe7
Qxe7 9.Nxd5 exd5 10.Bd3 Nf6 11.Qc2 Be6 12.O-O Rfc8 13.b4 h6 14.Qb2 Ne4 15.
Rfc1 Nd6 16.b5 Bf5 17.Bxf5 Nxf5 18.Rc3 c5 19.bxc6 Rxc6 20.Rxc6 bxc6 21.Qc2
Qe6 22.Rc1 Rc8 23.Qc5 Rc7 24.h3 f6 25.Ne1 Nh4 26.g3 Ng6 27.Qc2 Ne7 28.Kh2 
Nc8 29.Nd3 Qd6 30.Qc5 Qxc5 31.Rxc5 Ne7 32.Nb4 f5 33.Kg2 Kf7 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "4"]
[White "Selimanov, Vladimir"]
[Black "Cardoso, Radolfo Tan"]
[Result "1-0"]
[ECO "E56"]
[EventDate "1957.??.??"]
[PlyCount "82"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 d5 4.d4 Bb4 5.e3 c5 6.Bd3 Nc6 7.O-O O-O 8.a3 cxd4 
9.exd4 Be7 10.c5 a5 11.Rb1 Re8 12.b4 Bf8 13.Re1 axb4 14.axb4 Bd7 15.Bf4 
Nh5 16.Bg5 Be7 17.Bxe7 Nxe7 18.Ne5 Nf6 19.Qc2 Nc6 20.Nxc6 bxc6 21.b5 cxb5 
22.Bxb5 Qc7 23.Bxd7 Qxd7 24.Rb6 Rac8 25.Nb5 Qd8 26.Qb3 Ne4 27.Qb4 Qh4 28.
Rf1 Red8 29.f3 Nf6 30.Nd6 Ra8 31.Rb7 Rf8 32.c6 Ne8 33.Nxf7 Rxf7 34.Rxf7 
Kxf7 35.Qb7+ Nc7 36.Qxc7+ Kg6 37.Qe5 Qf6 38.Qg3+ Kh6 39.Qh3+ Kg6 40.Qg4+ 
Kh6 41.Re1 Re8 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "5"]
[White "Bahgat, Ibrahim M."]
[Black "Makelainen, Timo"]
[Result "1/2-1/2"]
[ECO "D37"]
[EventDate "1957.??.??"]
[PlyCount "59"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 d5 4.d4 Be7 5.e3 O-O 6.Qc2 Nbd7 7.Bd3 dxc4 8.Bxc4 
c5 9.Bd3 a6 10.a4 cxd4 11.exd4 Nb6 12.O-O h6 13.Be3 Nbd5 14.Qd2 Nb4 15.Bb1
Re8 16.Ne4 Nbd5 17.Kh1 b6 18.Ne5 Bb7 19.Nc3 Rc8 20.Qd3 Bf8 21.Ng4 g6 22.
Nxh6+ Bxh6 23.Bxh6 Ng4 24.Bd2 Nb4 25.Qg3 Qxd4 26.Be3 Nxe3 27.fxe3 Qg7 28.
Ne4 Bxe4 29.Bxe4 f5 30.Bf3 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "5"]
[White "Bates, Peter"]
[Black "Selimanov, Vladimir"]
[Result "0-1"]
[ECO "A04"]
[EventDate "1957.??.??"]
[PlyCount "72"]

1.Nf3 f5 2.e4 fxe4 3.Ng5 e5 4.d4 exd4 5.Bc4 d5 6.Qxd4 Nf6 7.Bb3 Bd6 8.Nc3 
c6 9.Ne2 Qe7 10.Bf4 Bc5 11.Qe5 Bxf2+ 12.Kd1 Qxe5 13.Bxe5 Nbd7 14.Bg3 Bxg3 
15.Nxg3 Ne5 16.Kd2 h6 17.Nh3 Bxh3 18.gxh3 O-O-O 19.Raf1 Rhf8 20.a4 g6 21.
Ne2 Nh5 22.Kc1 Nf3 23.c3 Nf4 24.Nxf4 Rxf4 25.Rf2 Rdf8 26.Bd1 R8f6 27.Be2 
Rh4 28.Bxf3 Rxf3 29.Rxf3 exf3 30.Rf1 Rxh3 31.Rf2 Kd7 32.Kd2 Ke6 33.Ke3 g5 
34.b3 Ke5 35.Kd3 g4 36.Ke3 c5 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "5"]
[White "Cardoso, Radolfo Tan"]
[Black "Gerusel, Mathias"]
[Result "1-0"]
[ECO "B30"]
[EventDate "1957.??.??"]
[PlyCount "73"]

1.e4 c5 2.Nf3 Nf6 3.Nc3 Nc6 4.d4 d5 5.exd5 Nxd5 6.Nxd5 Qxd5 7.c4 Qe4+ 8.
Be3 e5 9.dxc5 Bxc5 10.Bd3 Bb4+ 11.Kf1 Qg4 12.h3 Qe6 13.c5 Ba5 14.a3 Bd8 
15.Qc2 h6 16.Rd1 O-O 17.Be4 Bc7 18.g4 Qe7 19.Rg1 Be6 20.b4 Rad8 21.Kg2 a6 
22.g5 f5 23.gxf6 Qxf6 24.Kh1 Bf7 25.Nh2 Qh4 26.Rg4 Rxd1+ 27.Qxd1 Qf6 28.
Qd7 h5 29.Rg1 Qd8 30.Qf5 Re8 31.Qh7+ Kf8 32.Qxg7+ Ke7 33.Bg5+ Kd7 34.Qxf7+
Ne7 35.Rd1+ Kc8 36.Rxd8+ Rxd8 37.Bxe7 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "5"]
[White "Hallerod, Ralph"]
[Black "Rabinowitz, Bernard"]
[Result "1/2-1/2"]
[ECO "E46"]
[EventDate "1957.??.??"]
[PlyCount "30"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 d5 6.a3 Be7 7.Ng3 c5 8.dxc5 dxc4
9.Qxd8 Rxd8 10.Bxc4 Bxc5 11.b4 Be7 12.Bb2 Nc6 13.Nce2 b6 14.O-O Bb7 15.Bb3
Rac8 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "5"]
[White "Jobin, Francois"]
[Black "Aldrete Lobo, Jorge"]
[Result "0-1"]
[ECO "D36"]
[EventDate "1957.??.??"]
[PlyCount "128"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.cxd5 exd5 6.e3 c6 7.Bd3 h6 8.Bh4 
Be7 9.Qc2 O-O 10.Nf3 Ne8 11.Bg3 Ndf6 12.O-O Nd6 13.h3 Be6 14.Rae1 Qc8 15.
Bxd6 Bxd6 16.Ne5 c5 17.Qe2 Bf5 18.f4 Bxd3 19.Qxd3 c4 20.Qc2 Bb4 21.g4 Bxc3
22.bxc3 Ne4 23.f5 Qc7 24.Rf4 Rae8 25.Kg2 Qe7 26.Rf3 Qh4 27.Ref1 Re7 28.Kh2
Rfe8 29.Qg2 a6 30.Rf4 Nxc3 31.g5 Qxg5 32.Rg4 Qf6 33.Rg1 Rxe5 34.Rxg7+ Kf8 
35.Rg8+ Ke7 36.Rxe8+ Kxe8 37.dxe5 Qxe5+ 38.Kh1 Qe4 39.a3 Ke7 40.Rf1 Kf6 
41.Rf3 Nb1 42.Kh2 Nd2 43.Qxd2 Qxf3 44.Qb2+ Kxf5 45.Qb1+ Ke5 46.Qb2+ Ke4 
47.Qd4+ Kf5 48.Qd2 b5 49.a4 b4 50.Qxb4 Qxe3 51.Qb7 Qe6 52.a5 d4 53.Qf3+ 
Ke5 54.Qg3+ Kf5 55.Qf3+ Ke5 56.Qg3+ Ke4 57.Qg2+ Kd3 58.Qf3+ Kd2 59.Qf4+ 
Qe3 60.Qxf7 c3 61.Qa2+ c2 62.h4 Qc3 63.Kg2 Kd1 64.Kf1 Qd3+ 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "5"]
[White "Jongsma, Alexander"]
[Black "Lombardy, William James"]
[Result "0-1"]
[ECO "A24"]
[EventDate "1957.??.??"]
[PlyCount "68"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 d6 5.Nf3 O-O 6.O-O e5 7.d3 Nh5 8.Qc2 Nc6 
9.Rb1 Bg4 10.e3 Qd7 11.b4 Bh3 12.Bxh3 Qxh3 13.c5 Nf6 14.b5 Nd8 15.cxd6 
cxd6 16.Ba3 Ne6 17.Bxd6 Rfc8 18.Rfc1 Ng4 19.Qe2 f5 20.Qf1 Qxf1+ 21.Kxf1 e4
22.Nd4 Nxd4 23.exd4 exd3 24.Nd5 Rc2 25.Rxc2 dxc2 26.Rc1 Rd8 27.Ne7+ Kf7 
28.Ba3 Bf8 29.Rxc2 Rd7 30.h3 Nf6 31.Nc6 bxc6 32.bxc6 Rc7 33.Bxf8 Kxf8 34.
Rc5 Ke7 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "6"]
[White "Gerusel, Mathias"]
[Black "Bates, Peter"]
[Result "1-0"]
[ECO "E76"]
[EventDate "1957.??.??"]
[PlyCount "127"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 c5 6.d5 O-O 7.Bd3 e6 8.Nge2 exd5 
9.cxd5 Re8 10.Qc2 Na6 11.Bxa6 bxa6 12.O-O Qe7 13.Ng3 h5 14.e5 dxe5 15.fxe5
Ng4 16.Bf4 Bxe5 17.Bxe5 Qxe5 18.Rf3 h4 19.Nf1 Qd4+ 20.Kh1 Ne5 21.Re3 Bf5 
22.Qa4 Kg7 23.Rae1 f6 24.h3 Bd3 25.Nd2 Red8 26.Qa5 Rac8 27.a3 Rd7 28.Nf3 
Nxf3 29.Rxf3 Bf5 30.Qxa6 Rcd8 31.Qb5 Rc7 32.Qa5 Rcd7 33.Rfe3 Kf7 34.Qa6 c4
35.Rf3 Kg7 36.Qc6 Rd6 37.Re7+ Kh6 38.Qc7 R6d7 39.Rxd7 Rxd7 40.Qc8 Rh7 41.
Qf8+ Kg5 42.Qb4 Bd3 43.d6 Bf5 44.b3 a5 45.Qxc4 Qxd6 46.Ne4+ Bxe4 47.Qxe4 
f5 48.Qe3+ Kh5 49.Rf4 Qd1+ 50.Kh2 Rd7 51.Qf2 g5 52.Rxf5 Qd6+ 53.Kh1 Qd1+ 
54.Qf1 Qxb3 55.Qe2+ Kg6 56.Rf1 Qd5 57.Qe8+ Kh7 58.Rf6 Qd1+ 59.Kh2 Rg7 60.
Qe4+ Kg8 61.Qe6+ Kh8 62.Rh6+ Rh7 63.Qf6+ Kg8 64.Rg6+ 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "6"]
[White "Jongsma, Alexander"]
[Black "Cardoso, Radolfo Tan"]
[Result "1-0"]
[ECO "E62"]
[EventDate "1957.??.??"]
[PlyCount "129"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 d6 5.Nf3 O-O 6.O-O Nc6 7.d4 e5 8.d5 Ne7 
9.b4 Nh5 10.e4 Bd7 11.c5 Qc8 12.Re1 f5 13.Qb3 h6 14.b5 f4 15.cxd6 cxd6 16.
Ba3 Bg4 17.Nd1 Qd7 18.Nd2 Bxd1 19.Qxd1 Rad8 20.Rb1 Nf6 21.Nc4 fxg3 22.hxg3
Nc8 23.Qd3 Kh7 24.Qf1 g5 25.Rec1 b6 26.Ne3 Ne7 27.Nc2 Qe8 28.Qe2 Qg6 29.
Nb4 Rd7 30.Nc6 Nc8 31.Nxe5 dxe5 32.Bxf8 Bxf8 33.Rxc8 Bc5 34.Qf3 g4 35.Qf5 
Qxf5 36.exf5 e4 37.Rd1 Kg7 38.Rc6 h5 39.Re6 h4 40.gxh4 g3 41.Bxe4 gxf2+ 
42.Kf1 Nxe4 43.Rxe4 Kf6 44.Rf4 Ke5 45.Rxf2 Bxf2 46.Kxf2 Kxf5 47.Kf3 Rd6 
48.Rd2 Ke5 49.h5 Kf5 50.Rd1 Kf6 51.Kf4 Kf7 52.Ke5 Rh6 53.Rf1+ Ke7 54.Rh1 
Ke8 55.Kf5 Kf7 56.Kg5 Rd6 57.Rf1+ Kg7 58.Rf5 Rd8 59.Kf4 Rd7 60.Ke5 Re7+ 
61.Kd6 Re2 62.Kc7 Rc2+ 63.Kd7 Rxa2 64.d6 Rc2 65.Ke6 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "6"]
[White "Lombardy, William James"]
[Black "Aldrete Lobo, Jorge"]
[Result "1-0"]
[ECO "B75"]
[EventDate "1957.??.??"]
[PlyCount "85"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Qd2 d5
9.Bb5 Bd7 10.exd5 Nxd4 11.Bxd7+ Qxd7 12.Bxd4 Rd8 13.O-O b6 14.Rad1 O-O 15.
Rfe1 Rfe8 16.Be5 Qf5 17.Qd3 Qxd3 18.Rxd3 Rd7 19.f4 Red8 20.Red1 Nh5 21.g3 
f5 22.Ne2 Nf6 23.c4 Ne4 24.Nd4 Nc5 25.Re3 Rc8 26.Rc1 Ne4 27.b3 Rxd5 28.
Bxg7 Kxg7 29.Nf3 Rd6 30.Kf1 Rcd8 31.Ke1 h6 32.b4 Kf6 33.Ra3 Rd3 34.Rxd3 
Rxd3 35.Ne5 Rd2 36.c5 bxc5 37.bxc5 Rxh2 38.Rc4 Rxa2 39.c6 Nd6 40.c7 Nc8 
41.Rc6+ e6 42.Rc3 Ra6 43.Rb3 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "6"]
[White "Makelainen, Timo"]
[Black "Hallerod, Ralph"]
[Result "1/2-1/2"]
[ECO "E62"]
[EventDate "1957.??.??"]
[PlyCount "55"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.Nf3 d6 6.d4 Nc6 7.O-O e5 8.d5 Ne7 
9.e4 a5 10.Ne1 b6 11.Nd3 Nd7 12.Be3 f5 13.f3 Ba6 14.Nb5 Nc5 15.Nxc5 dxc5 
16.Bg5 Bf6 17.Bh6 Bg7 18.Bg5 Bf6 19.Bh6 Rf7 20.Qb3 Nc8 21.a4 Bxb5 22.axb5 
Nd6 23.Bd2 fxe4 24.fxe4 Qd7 25.Qd3 Raf8 26.b3 g5 27.h3 Bd8 28.g4 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "6"]
[White "Rabinowitz, Bernard"]
[Black "Jobin, Francois"]
[Result "0-1"]
[ECO "B66"]
[EventDate "1957.??.??"]
[PlyCount "110"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 a6 8.Be2 
Bd7 9.O-O Be7 10.Rad1 Qc7 11.Be3 b5 12.Bxb5 axb5 13.Ndxb5 Qb8 14.Nxd6+ 
Bxd6 15.Qxd6 Qxd6 16.Rxd6 Ne5 17.b3 Rc8 18.Bd4 Ng6 19.b4 Rxc3 20.Bxc3 Nxe4
21.Rxd7 Kxd7 22.Bxg7 Rc8 23.Rd1+ Ke7 24.Rc1 f6 25.c4 Nf4 26.Rc2 Nd3 27.a3 
Ra8 28.b5 Rxa3 29.h3 Ra1+ 30.Kh2 Ndxf2 31.g3 Nd3 32.Bh6 Rb1 33.Be3 Ndc5 
34.Ra2 Rb4 35.Ra7+ Kd6 36.Rxh7 Rxc4 37.b6 Rb4 38.b7 Rxb7 39.Rxb7 Nxb7 40.
h4 Nd8 41.g4 Nf7 42.g5 Nfxg5 43.hxg5 Nxg5 44.Kg3 Ke5 45.Kf2 Ke4 46.Ke2 Nf3
47.Bh6 f5 48.Bc1 Nd4+ 49.Kf2 e5 50.Bd2 Kd3 51.Be1 e4 52.Ba5 f4 53.Be1 e3+ 
54.Kf1 Nc2 55.Bh4 e2+ 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "6"]
[White "Selimanov, Vladimir"]
[Black "Bahgat, Ibrahim M."]
[Result "1-0"]
[ECO "B32"]
[EventDate "1957.??.??"]
[PlyCount "61"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 d6 5.c4 e5 6.Nc2 Nf6 7.Nc3 Be7 8.Be2 
O-O 9.O-O Be6 10.Be3 Re8 11.Rc1 a6 12.f3 Rc8 13.Qd2 Qc7 14.b3 Bf8 15.Rfd1 
Red8 16.Bf1 h6 17.Qf2 Qb8 18.g3 Ne7 19.Ba7 Qa8 20.Bb6 Rd7 21.Nb4 Nc6 22.
Nbd5 Bxd5 23.cxd5 Ne7 24.Bh3 a5 25.Bxd7 Nxd7 26.Be3 Qa6 27.Qf1 Qxf1+ 28.
Kxf1 Ng6 29.Nb5 Nc5 30.Bxc5 dxc5 31.d6 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "7"]
[White "Aldrete Lobo, Jorge"]
[Black "Rabinowitz, Bernard"]
[Result "1-0"]
[ECO "D00"]
[EventDate "1957.??.??"]
[PlyCount "79"]

1.d4 Nf6 2.e3 d5 3.Bd3 c5 4.c3 Nc6 5.f4 Bg4 6.Nf3 e6 7.O-O Qc7 8.Qe1 Bxf3 
9.Rxf3 Ne4 10.Bxe4 dxe4 11.Rf2 f5 12.Nd2 Rc8 13.Nb3 cxd4 14.Nxd4 Kf7 15.
Qd1 Bc5 16.g4 Bxd4 17.cxd4 Nb4 18.gxf5 exf5 19.Qb3+ Qc4 20.Bd2 Nd3 21.Rff1
b6 22.Bc3 Rhg8 23.h4 Ke6 24.Qd1 g6 25.Kh2 b5 26.a3 a6 27.Rg1 Qd5 28.Qf1 h6
29.Qh3 Nf2 30.Qg3 Ng4+ 31.Kh1 Qc4 32.Rg2 Qd3 33.Re1 Rxc3 34.bxc3 Qxc3 35.
Ree2 Qxa3 36.Qe1 Qe7 37.Rc2 Qb7 38.Qc1 Kd7 39.d5 Rc8 40.Rc6 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "7"]
[White "Bahgat, Ibrahim M."]
[Black "Gerusel, Mathias"]
[Result "0-1"]
[ECO "B34"]
[EventDate "1957.??.??"]
[PlyCount "126"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Be2 O-O 8.O-O 
d5 9.Nxc6 bxc6 10.e5 Nd7 11.f4 e6 12.Na4 Qa5 13.c4 Nb6 14.Nxb6 axb6 15.
cxd5 exd5 16.Qb3 Rb8 17.Rac1 Bd7 18.g4 Rfe8 19.Rc2 Kh8 20.a3 Red8 21.Bd2 
Qa8 22.Qg3 f5 23.g5 c5 24.h4 Be6 25.h5 Kg8 26.h6 Bf8 27.Bf3 Qa7 28.Be2 b5 
29.Bd1 c4+ 30.Kh2 d4 31.Qe1 Kf7 32.Bb4 Bc5 33.Rc1 Qe7 34.Bxc5 Qxc5 35.Qd2 
Bd5 36.Qf2 Be4 37.Bf3 Qd5 38.Bxe4 fxe4 39.Qg3 Ke6 40.Qg4+ Ke7 41.Qg3 Rf8 
42.Qe1 e3 43.Qb4+ Kd7 44.Qe1 Kc6 45.Kg3 Rf7 46.Rf3 Re8 47.Qe2 Kb6 48.Kg4 
Qe4 49.Rxc4 bxc4 50.Qxc4 Rd7 51.Qb4+ Kc7 52.Qa5+ Kc8 53.Qa6+ Qb7 54.Qc4+ 
Kd8 55.Qa4 Re6 56.Qa5+ Ke8 57.Qa4 e2 58.Qa5 d3 59.Qd2 Qe4 60.Re3 Qg2+ 61.
Rg3 Qh1 62.Re3 Qd1 63.Qc3 e1=Q+ 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "7"]
[White "Bates, Peter"]
[Black "Jongsma, Alexander"]
[Result "0-1"]
[ECO "A88"]
[EventDate "1957.??.??"]
[PlyCount "104"]

1.Nf3 f5 2.d4 Nf6 3.c4 g6 4.g3 Bg7 5.Bg2 d6 6.O-O O-O 7.Nc3 c6 8.Qc2 Qc7 
9.Nd2 e5 10.dxe5 dxe5 11.e4 f4 12.Nf3 Be6 13.b3 h6 14.Ba3 Re8 15.Rad1 fxg3
16.hxg3 Bf8 17.Bxf8 Kxf8 18.Nh4 Kg7 19.Rd2 Na6 20.Rfd1 Rad8 21.Ne2 Bc8 22.
Nf3 Rxd2 23.Rxd2 Nc5 24.Ne1 Qb6 25.Nc3 Bg4 26.Kh2 Ne6 27.Na4 Qa5 28.f3 Nd4
29.Qc3 Qxc3 30.Nxc3 Bc8 31.Kg1 Rd8 32.Kf2 g5 33.Nc2 Nh5 34.Nxd4 exd4 35.
Ne2 c5 36.Nc1 b6 37.Nd3 Nf6 38.Re2 Kg6 39.Ne5+ Kg7 40.Nd3 Re8 41.Re1 Re7 
42.Re2 Rf7 43.f4 Ng4+ 44.Kg1 Ne3 45.Bf3 Bb7 46.Bh1 Re7 47.e5 Bxh1 48.Kxh1 
Kg6 49.Kg1 Kf5 50.Kf2 gxf4 51.Nxf4 Rxe5 52.Kf3 Ng4 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "7"]
[White "Cardoso, Radolfo Tan"]
[Black "Lombardy, William James"]
[Result "0-1"]
[ECO "B92"]
[EventDate "1957.??.??"]
[PlyCount "134"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be6 8.O-O 
Nbd7 9.Be3 Rc8 10.f3 Nb6 11.Qd2 Be7 12.Rfd1 O-O 13.Qe1 Nfd7 14.Bd3 Bg5 15.
Rac1 Bxe3+ 16.Qxe3 Nf6 17.Ne2 Na4 18.Rb1 b5 19.Ng3 Qc7 20.Re1 Rfd8 21.h3 
h6 22.f4 Qb6 23.f5 Bc4 24.Bxc4 Qxe3+ 25.Rxe3 Rxc4 26.c3 Kf8 27.Nd2 Rc6 28.
Nf3 Rdc8 29.Nd2 Nd7 30.Kf2 Ndb6 31.Ne2 a5 32.Rd3 Ke7 33.Kf3 Nc5 34.Re3 d5 
35.Rd1 dxe4+ 36.Nxe4 Nc4 37.Nxc5 Nxe3 38.Rd7+ Ke8 39.Kxe3 Rxc5 40.Ra7 b4 
41.Rb7 bxc3 42.Nxc3 Kf8 43.Ne4 Rc2 44.g4 f6 45.Nf2 R8c7 46.Rb5 Ke7 47.Rb6 
Rd7 48.Rb8 Kd6 49.Nd3 Rdc7 50.Ra8 Rh2 51.Rxa5 Rxh3+ 52.Kd2 Rc4 53.Ra6+ Kd5
54.Ra5+ Kd4 55.Nc1 Rh2+ 56.Ne2+ Ke4 57.Ra3 Rd4+ 58.Ke1 Rd3 59.Ng3+ Rxg3 
60.Rxg3 Rxb2 61.a4 Ra2 62.Rb3 Kf4 63.Rb7 e4 64.Rxg7 e3 65.Re7 Kf3 66.Kd1 
e2+ 67.Ke1 Ra1+ 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "7"]
[White "Hallerod, Ralph"]
[Black "Selimanov, Vladimir"]
[Result "1/2-1/2"]
[ECO "B68"]
[EventDate "1957.??.??"]
[PlyCount "68"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 Bd7 7.f4 a6 8.Qd2 e6
9.Be2 Be7 10.O-O-O Qc7 11.Nb3 b5 12.Bf3 Rc8 13.Kb1 O-O 14.e5 b4 15.exd6 
bxc3 16.bxc3 Bxd6 17.Qxd6 Rfd8 18.Qxc7 Rxc7 19.Nc5 Ne7 20.Nxd7 Rcxd7 21.
Rxd7 Rxd7 22.c4 h6 23.Bxf6 gxf6 24.Rd1 Rc7 25.Be2 Nf5 26.Rd8+ Kg7 27.Ra8 
Rc6 28.Kb2 e5 29.Kc3 Ne3 30.Rd8 Kg6 31.Bd3+ Kh5 32.Be2+ Kg6 33.Bd3+ Kh5 
34.Be2+ Kg6 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "7"]
[White "Jobin, Francois"]
[Black "Makelainen, Timo"]
[Result "1-0"]
[ECO "E34"]
[EventDate "1957.??.??"]
[PlyCount "63"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.e3 c5 6.cxd5 exd5 7.dxc5 O-O 8.Nf3 
Nbd7 9.Be2 Nxc5 10.O-O Bg4 11.Bd2 Rc8 12.Qd1 Qb6 13.a3 Bxc3 14.Bxc3 Nfe4 
15.Bd4 Qb3 16.Rc1 a5 17.Bxc5 Nxc5 18.Qd4 Bxf3 19.Bxf3 Ne6 20.Qe5 Rxc1 21.
Rxc1 d4 22.exd4 Qxb2 23.Rd1 Qxa3 24.d5 Nc5 25.Qe7 Qc3 26.d6 Ne6 27.d7 Qc7 
28.Bg4 Qd8 29.Qd6 Ng5 30.Rc1 f5 31.Rc8 Nf7 32.Rxd8 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "8"]
[White "Cardoso, Radolfo Tan"]
[Black "Bates, Peter"]
[Result "1-0"]
[ECO "B09"]
[EventDate "1957.??.??"]
[PlyCount "49"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 Nbd7 7.f5 e5 8.dxe5 
Nxe5 9.Nxe5 dxe5 10.g4 gxf5 11.gxf5 h6 12.Rg1 Kh7 13.Qf3 Rg8 14.Be3 c6 15.
O-O-O Qe7 16.Rg2 Bf8 17.Rdg1 Bd7 18.Bc4 b6 19.Kb1 Rd8 20.Rxg8 Nxg8 21.Qg2 
Nf6 22.Bf2 h5 23.Be3 Bc8 24.Be2 h4 25.Qg5 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "8"]
[White "Gerusel, Mathias"]
[Black "Hallerod, Ralph"]
[Result "1-0"]
[ECO "A61"]
[EventDate "1957.??.??"]
[PlyCount "75"]

1.d4 Nf6 2.c4 e6 3.Nc3 c5 4.d5 exd5 5.cxd5 d6 6.Nf3 g6 7.Nd2 Nbd7 8.e4 Bg7
9.Nc4 Nb6 10.Ne3 O-O 11.Bd3 Nh5 12.g3 Qe8 13.Nb5 Qe7 14.O-O a6 15.Nc3 Bd7 
16.a4 Rab8 17.f4 Qe8 18.a5 Bxc3 19.bxc3 Na4 20.Ra3 Nf6 21.Nc4 Nxe4 22.Re1 
f5 23.Nxd6 Qd8 24.Nxe4 fxe4 25.Rxe4 b5 26.axb6 Nxb6 27.Bxa6 Bf5 28.Re5 c4 
29.Qd4 Bd3 30.Ra1 Ra8 31.Bb2 Re8 32.d6 Nd7 33.Bxc4+ Bxc4 34.Rxa8 Qxa8 35.
Qxc4+ Kf8 36.Re6 Qf3 37.Rxe8+ Kxe8 38.Qc8+ 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "8"]
[White "Jongsma, Alexander"]
[Black "Bahgat, Ibrahim M."]
[Result "1-0"]
[ECO "B60"]
[EventDate "1957.??.??"]
[PlyCount "65"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e5 7.Nde2 Be7 8.Qd2 
O-O 9.O-O-O Ne8 10.h4 Be6 11.Bxe7 Nxe7 12.f4 f6 13.f5 Bf7 14.g4 Kh8 15.Ng3
Ng8 16.Nd5 Rc8 17.Kb1 Nc7 18.c4 Nxd5 19.exd5 Re8 20.Ne4 Qe7 21.g5 Rc7 22.
c5 Rxc5 23.Nxc5 dxc5 24.Bc4 Rd8 25.d6 Qd7 26.Bxf7 Qxf7 27.Qd5 Qd7 28.Rhf1 
b6 29.Qe6 Qc6 30.d7 Qc7 31.Rd6 Qb7 32.Qe8 Qc7 33.Rfd1 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "8"]
[White "Lombardy, William James"]
[Black "Rabinowitz, Bernard"]
[Result "1-0"]
[ECO "E46"]
[EventDate "1957.??.??"]
[PlyCount "81"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 d5 6.a3 Be7 7.cxd5 exd5 8.Nf4 c6
9.Bd3 a5 10.Bd2 Re8 11.O-O Nbd7 12.Qc2 Nf8 13.Rac1 Ng6 14.Nfe2 Bd6 15.f3 
c5 16.Nb5 c4 17.Bf5 Bf8 18.Bxc8 Rxc8 19.Nec3 Qd7 20.Rce1 Ne7 21.e4 dxe4 
22.fxe4 Nc6 23.Be3 Ng4 24.Nd5 Nxe3 25.Rxe3 Ne7 26.Nxe7+ Bxe7 27.a4 Bb4 28.
e5 Qd5 29.Ref3 Rf8 30.h3 h6 31.Rg3 Rc6 32.Qe2 Rb6 33.Rd1 Kh7 34.Qg4 Rg6 
35.Qf5 Qe6 36.Qe4 Kh8 37.Rxg6 fxg6 38.Rf1 Rxf1+ 39.Kxf1 Qf7+ 40.Ke2 Kg8 
41.Qf3 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "8"]
[White "Makelainen, Timo"]
[Black "Aldrete Lobo, Jorge"]
[Result "1-0"]
[ECO "A29"]
[EventDate "1957.??.??"]
[PlyCount "59"]

1.c4 e5 2.Nc3 Nf6 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nb6 6.Nf3 Nc6 7.O-O Be7 8.d3 
O-O 9.Be3 f5 10.b4 Bf6 11.Qb3+ Kh8 12.Rac1 Re8 13.Na4 Nxa4 14.Qxa4 Ne7 15.
Nd2 Bd7 16.Qb3 Bc6 17.Bxc6 Nxc6 18.b5 Ne7 19.Nf3 b6 20.Rc2 Nd5 21.Bg5 h6 
22.Bxf6 Nxf6 23.Rfc1 Rc8 24.Qf7 Re7 25.Qg6 f4 26.Qf5 fxg3 27.hxg3 Qe8 28.
Nh4 Kg8 29.Rc6 Qf7 30.Qxc8+ 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "8"]
[White "Selimanov, Vladimir"]
[Black "Jobin, Francois"]
[Result "1-0"]
[ECO "D36"]
[EventDate "1957.??.??"]
[PlyCount "63"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Nf3 Nbd7 5.cxd5 exd5 6.Bg5 Be7 7.e3 c6 8.Qc2 
O-O 9.Bd3 Re8 10.O-O Nf8 11.Rab1 Ne4 12.Bf4 g5 13.Bg3 h5 14.h3 g4 15.Bxe4 
dxe4 16.Nd2 gxh3 17.Ndxe4 h4 18.Bh2 hxg2 19.Kxg2 Qd7 20.Rg1 Qh3+ 21.Kh1+ 
Ng6 22.Qe2 Bf5 23.f3 Bxe4 24.fxe4 Kg7 25.Rbf1 Rg8 26.e5 Qe6 27.Qf3 Raf8 
28.b3 Rh8 29.Ne4 f5 30.exf6+ Bxf6 31.Rxg6+ Kxg6 32.Rg1+ 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "9"]
[White "Aldrete Lobo, Jorge"]
[Black "Selimanov, Vladimir"]
[Result "0-1"]
[ECO "A26"]
[EventDate "1957.??.??"]
[PlyCount "86"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.c4 Nc6 6.Nc3 d6 7.d3 e5 8.Bd2 Nh5 
9.Qc1 f5 10.Bh6 f4 11.Bxg7 Nxg7 12.Qd2 g5 13.Nd5 Bg4 14.Kh1 Ne6 15.Ng1 
Ncd4 16.f3 Bf5 17.gxf4 gxf4 18.e4 fxe3 19.Nxe3 Bg6 20.Nh3 Qh4 21.Rad1 Nc5 
22.Qf2 Qxf2 23.Nxf2 Nxf3 24.b4 Ne6 25.Nc2 Bh5 26.Bh3 Ned4 27.Nxd4 Nxd4 28.
Ng4 Kg7 29.Rg1 Ne2 30.Rg2 Nf4 31.Rg3 Nxh3 32.Rxh3 Bxg4 33.Rg1 Rf4 34.Rhg3 
h5 35.h3 Kf6 36.hxg4 hxg4 37.R1g2 Rh8+ 38.Kg1 Kg5 39.a4 Rhf8 40.Kh1 Rf1+ 
41.Rg1 Rh8+ 42.Kg2 Rxg1+ 43.Kxg1 Rh3 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "9"]
[White "Bahgat, Ibrahim M."]
[Black "Cardoso, Radolfo Tan"]
[Result "0-1"]
[ECO "C32"]
[EventDate "1957.??.??"]
[PlyCount "112"]

1.e4 e5 2.f4 d5 3.exd5 e4 4.Nc3 Nf6 5.d3 Bb4 6.Bd2 e3 7.Bxe3 Nxd5 8.Bd2 
Bxc3 9.Bxc3 O-O 10.Qd2 Re8+ 11.Be2 Ne3 12.Kf2 Nc6 13.Nf3 b5 14.b3 Qd6 15.
g3 Ng4+ 16.Ke1 Qc5 17.d4 Qd5 18.Rf1 f6 19.h3 Ne3 20.Kf2 Nxf1 21.Bxf1 Bb7 
22.Qd3 a6 23.Bg2 Rad8 24.Ng5 Qxg2+ 25.Kxg2 Nb4+ 26.Qf3 Bxf3+ 27.Nxf3 Nxc2 
28.Rc1 Ne3+ 29.Kf2 Nd5 30.Ba5 Rd7 31.Rc6 Rd6 32.Rc1 Rde6 33.Rc2 g6 34.Nh4 
Kg7 35.f5 Re4 36.fxg6 hxg6 37.Nf3 R8e7 38.g4 Rf4 39.Bd2 Rfe4 40.Ba5 g5 41.
a4 Nf4 42.axb5 axb5 43.Bxc7 Re2+ 44.Rxe2 Rxe2+ 45.Kf1 Re3 46.Nd2 Nxh3 47.
Bb6 Nf4 48.b4 Rg3 49.Ne4 Rxg4 50.Nd6 Nd5 51.Bc5 Nc3 52.Ke1 Kg6 53.Nc8 Kf7 
54.Nd6+ Ke6 55.Kf1 f5 56.Ke1 Rf4 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "9"]
[White "Bates, Peter"]
[Black "Lombardy, William James"]
[Result "0-1"]
[ECO "A36"]
[EventDate "1957.??.??"]
[PlyCount "84"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.e4 d6 6.Nge2 c5 7.O-O Nc6 8.d3 Bd7 
9.f4 Qc8 10.Rb1 Rb8 11.Nd5 b5 12.cxb5 Rxb5 13.Ndc3 Rb8 14.b3 Bh3 15.Bb2 
Bxg2 16.Kxg2 Nb4 17.h3 Qa6 18.d4 cxd4 19.Qxd4 Nd3 20.Ba1 Nc5 21.Qe3 Qb7 
22.Kh2 Ncxe4 23.Nxe4 Qxe4 24.Qf2 Rbc8 25.Nc3 Qb7 26.Rfe1 e6 27.Rbd1 d5 28.
Qe2 Rc5 29.Na4 Rc6 30.Rc1 Rfc8 31.Bb2 Rxc1 32.Rxc1 Rxc1 33.Bxc1 Ne4 34.Qc2
Qa6 35.Kg2 h5 36.a3 Qb7 37.Kh2 d4 38.Nb2 Nc3 39.Bd2 Qf3 40.Be1 Ne2 41.Nd3 
h4 42.gxh4 Bh6 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "9"]
[White "Hallerod, Ralph"]
[Black "Jongsma, Alexander"]
[Result "0-1"]
[ECO "B33"]
[EventDate "1957.??.??"]
[PlyCount "96"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Ndb5 d6 7.Bf4 e5 8.Bg5 
a6 9.Na3 Be7 10.Bxf6 Bxf6 11.Nc4 Be7 12.Nd5 Be6 13.Nxe7 Kxe7 14.Ne3 Qc7 
15.c3 Rhd8 16.Nd5+ Bxd5 17.Qxd5 b5 18.a4 b4 19.Bc4 Kf8 20.a5 bxc3 21.bxc3 
Rdc8 22.O-O Nd8 23.Ra4 Ne6 24.g3 Qc5 25.Rb1 Rab8 26.Rxb8 Rxb8 27.Bxa6 Qxd5
28.exd5 Nc5 29.Rc4 Nxa6 30.Rc6 Nc5 31.Rxd6 Ra8 32.Rc6 Rxa5 33.d6 f6 34.
Rc8+ Kf7 35.Rc7+ Ke6 36.Rxg7 h5 37.Rh7 Kxd6 38.Rxh5 Ne4 39.Rh8 Nxc3 40.h4 
Ke6 41.Rc8 Ne4 42.Rc4 Nd6 43.Rc2 Rd5 44.Re2 Kf5 45.Kg2 Ne4 46.g4+ Kf4 47.
h5 Ng5 48.f3 Rd3 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "9"]
[White "Jobin, Francois"]
[Black "Gerusel, Mathias"]
[Result "0-1"]
[ECO "A56"]
[EventDate "1957.??.??"]
[PlyCount "112"]

1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 Be7 6.Bd3 O-O 7.Nge2 Nh5 8.Be3 Bg5 
9.Qd2 Bxe3 10.Qxe3 Na6 11.a3 Bd7 12.Rb1 Qa5 13.Qg5 g6 14.g4 f6 15.Qh4 Ng7 
16.Rg1 Nc7 17.Kf1 b5 18.Qg3 b4 19.axb4 cxb4 20.Nd1 Na6 21.Nc1 Nc5 22.Bc2 
Qb6 23.Qe3 a5 24.b3 Rfb8 25.Nd3 a4 26.Nxc5 dxc5 27.Rg3 axb3 28.Bxb3 Qc7 
29.Nb2 Ne8 30.Nd3 Rc8 31.h4 Nd6 32.h5 Nf7 33.f3 Ba4 34.Nc1 Nd6 35.Qd3 Qb7 
36.Rg2 Bxb3 37.Nxb3 Ra3 38.Rc2 Qa6 39.Rbb2 Qa4 40.hxg6 hxg6 41.Rh2 Qa6 42.
Rh6 Nf7 43.Rhh2 g5 44.Kg1 Kg7 45.Qf1 Qa4 46.Qd3 Kf8 47.d6 Rd8 48.Rh7 Qc6 
49.Qd5 Qxd5 50.exd5 Kg8 51.Rh3 Nxd6 52.Nxc5 Rc8 53.Rbh2 Ra1+ 54.Kf2 Ra2+ 
55.Kg3 Rxh2 56.Rxh2 Rxc5 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "9"]
[White "Rabinowitz, Bernard"]
[Black "Makelainen, Timo"]
[Result "1/2-1/2"]
[ECO "C18"]
[EventDate "1957.??.??"]
[PlyCount "52"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.h4 Nbc6 8.Nf3 
Qa5 9.Bd2 Qa4 10.Bg5 Bd7 11.Be2 c4 12.h5 h6 13.Bh4 O-O-O 14.Nh2 Rdf8 15.
Bxe7 Nxe7 16.f4 Nf5 17.Nf1 f6 18.g4 Ne7 19.Ne3 fxe5 20.fxe5 g6 21.Qb1 gxh5
22.gxh5 Nf5 23.Nxf5 Rxf5 24.Rf1 Rhf8 25.Rxf5 Rxf5 26.Kd2 Qa5 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "10"]
[White "Bates, Peter"]
[Black "Bahgat, Ibrahim M."]
[Result "1/2-1/2"]
[ECO "D36"]
[EventDate "1957.??.??"]
[PlyCount "49"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Be7 5.cxd5 exd5 6.e3 c6 7.Bd3 O-O 8.Qc2 h6
9.Bh4 Be6 10.Nf3 Nbd7 11.O-O c5 12.dxc5 Nxc5 13.Be2 Rc8 14.Nd4 Nce4 15.
Rac1 Nxc3 16.bxc3 Ne4 17.Bxe7 Qxe7 18.Qb2 a6 19.Nxe6 fxe6 20.c4 dxc4 21.
Bxc4 Rfd8 22.Rc2 b5 23.Bd3 Rxc2 24.Qxc2 Nf6 25.Qb3 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "10"]
[White "Cardoso, Radolfo Tan"]
[Black "Hallerod, Ralph"]
[Result "0-1"]
[ECO "B95"]
[EventDate "1957.??.??"]
[PlyCount "112"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.Qd2 h6 8.Be3 Ng4
9.O-O-O Nxe3 10.Qxe3 Bd7 11.f4 Qb6 12.Bc4 Nc6 13.Rhe1 O-O-O 14.Na4 Qa7 15.
Bb3 Be7 16.Kb1 Bf6 17.Nf3 Qxe3 18.Rxe3 Kc7 19.Red3 b5 20.Nc3 Bc8 21.g4 g5 
22.f5 Ne5 23.Nxe5 Bxe5 24.h3 h5 25.a4 hxg4 26.hxg4 b4 27.Na2 a5 28.c3 Bb7 
29.Re3 bxc3 30.Nxc3 Kd7 31.Nb5 Ke7 32.Re2 Rh4 33.Rg1 Rc8 34.Ka2 Rc5 35.Na3
Ba6 36.Rd2 Bf4 37.Rc2 Be3 38.Rgg2 Bf1 39.Rxc5 dxc5 40.Rg3 Bd4 41.Bc4 Rh2 
42.Rb3 Bh3 43.fxe6 fxe6 44.Bd3 Bxg4 45.Nc4 Bd1 46.Rb7+ Kf8 47.Rb8+ Ke7 48.
Nxa5 Bxa4 49.Nc4 g4 50.Rg8 Bd1 51.e5 Rh3 52.Bf1 Rf3 53.Rxg4 Rxf1 54.Rg7+ 
Rf7 55.Rg8 Bf3 56.Nd6 Bd5+ 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "10"]
[White "Gerusel, Mathias"]
[Black "Aldrete Lobo, Jorge"]
[Result "1-0"]
[ECO "A40"]
[EventDate "1957.??.??"]
[PlyCount "65"]

1.d4 e6 2.c4 Bb4+ 3.Bd2 Qe7 4.Nf3 f5 5.Qc2 Nf6 6.a3 Bxd2+ 7.Nbxd2 b6 8.e4 
fxe4 9.Nxe4 Bb7 10.Bd3 Nxe4 11.Bxe4 Bxe4 12.Qxe4 Nc6 13.Ne5 Qd6 14.Rd1 O-O
15.O-O Rf5 16.b4 Raf8 17.f4 g5 18.c5 Qe7 19.Nxc6 dxc6 20.fxg5 Qxg5 21.
Qxe6+ Kh8 22.Rxf5 Qxf5 23.Qxf5 Rxf5 24.Rf1 Rxf1+ 25.Kxf1 Kg7 26.Kf2 Kf6 
27.Kf3 h5 28.g4 hxg4+ 29.Kxg4 a5 30.cxb6 cxb6 31.Kf4 axb4 32.axb4 b5 33.h4
1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "10"]
[White "Jongsma, Alexander"]
[Black "Jobin, Francois"]
[Result "1-0"]
[ECO "B72"]
[EventDate "1957.??.??"]
[PlyCount "79"]

1.e4 c5 2.Ne2 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 g6 7.Be3 Bg7 8.Nb3 
Be6 9.f4 Qc8 10.Qd2 O-O 11.h3 Rd8 12.Bf3 Bxb3 13.axb3 e5 14.O-O exf4 15.
Bxf4 Ne5 16.Be2 a6 17.Bg5 Qe6 18.Qf4 Ned7 19.Bc4 d5 20.Nxd5 Nxd5 21.Bxd5 
Qb6+ 22.Kh1 Rf8 23.Be7 Be5 24.Qf3 Bc7 25.Bxf8 Rxf8 26.Rad1 Ne5 27.Qf2 Qb4 
28.c3 Qe7 29.b4 Qg5 30.Qc5 Bb8 31.Rf2 b6 32.Qd4 Qg3 33.Kg1 g5 34.Rf5 h6 
35.Qf2 Qxf2+ 36.Kxf2 g4 37.Ke2 gxh3 38.gxh3 Ng6 39.Rg1 Kh8 40.Rxg6 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "10"]
[White "Lombardy, William James"]
[Black "Makelainen, Timo"]
[Result "1-0"]
[ECO "E40"]
[EventDate "1957.??.??"]
[PlyCount "117"]

1.c4 Nf6 2.Nc3 e6 3.d4 Bb4 4.e3 d5 5.a3 Be7 6.Nf3 O-O 7.Qc2 Nbd7 8.Be2 
dxc4 9.Bxc4 a6 10.b4 Bd6 11.Ne4 e5 12.Nxd6 cxd6 13.dxe5 dxe5 14.Bb2 b5 15.
Bb3 Qe7 16.Qc7 Ne8 17.Qc3 e4 18.Ne5 Nxe5 19.Qxe5 Qxe5 20.Bxe5 Be6 21.Bxe6 
fxe6 22.Rc1 Rf5 23.Bg3 Rd5 24.Rd1 Rc8 25.Rxd5 exd5 26.Kd2 Kf7 27.Rc1 Rc4 
28.Rxc4 dxc4 29.Kc3 Ke6 30.Kd4 Nf6 31.h3 Nd5 32.Be5 g6 33.Kxe4 Nf6+ 34.
Bxf6 Kxf6 35.f4 h5 36.g4 hxg4 37.hxg4 Ke6 38.Kd4 Kf6 39.e4 Ke6 40.e5 Ke7 
41.f5 gxf5 42.gxf5 Ke8 43.a4 Ke7 44.a5 Ke8 45.e6 Ke7 46.Ke5 c3 47.f6+ Ke8 
48.Kd6 c2 49.f7+ Kf8 50.Kd7 c1=Q 51.e7+ Kxf7 52.e8=Q+ Kg7 53.Qe7+ Kg8 54.
Qe6+ Kg7 55.Qxa6 Qd1+ 56.Qd6 Qf1 57.a6 Qc4 58.a7 Qa2 59.Qe7+ 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "10"]
[White "Selimanov, Vladimir"]
[Black "Rabinowitz, Bernard"]
[Result "1-0"]
[ECO "B01"]
[EventDate "1957.??.??"]
[PlyCount "41"]

1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.Nf3 Bg4 5.Be2 c6 6.O-O e6 7.c4 Nb6 8.Nc3 
N8d7 9.h3 Bh5 10.d5 cxd5 11.cxd5 exd5 12.Nxd5 Be7 13.Bf4 Nxd5 14.Qxd5 Bxf3
15.Bxf3 O-O 16.Qxb7 Rc8 17.Rad1 Nc5 18.Rxd8 Nxb7 19.Rxf8+ Kxf8 20.Bxb7 Rd8
21.Rc1 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "11"]
[White "Aldrete Lobo, Jorge"]
[Black "Jongsma, Alexander"]
[Result "0-1"]
[ECO "B55"]
[EventDate "1957.??.??"]
[PlyCount "72"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 e5 6.Bb5+ Bd7 7.Bxd7+ Qxd7 8.
Nf5 d5 9.Bg5 d4 10.Nd2 Qe6 11.Qe2 g6 12.Qc4 Nbd7 13.Qxe6+ fxe6 14.Bxf6 
Nxf6 15.Ng3 Rc8 16.Kd1 Bh6 17.Re1 Ke7 18.Re2 Rc6 19.Nh1 Rhc8 20.Nb3 Nh5 
21.g3 Be3 22.Nf2 Rf8 23.Nd3 Rxf3 24.Nxe5 Rf1+ 25.Re1 Rxe1+ 26.Kxe1 Rxc2 
27.Nf3 Rxb2 28.Nbxd4 Bxd4 29.Nxd4 Rxh2 30.Rd1 Rh1+ 31.Kd2 Rxd1+ 32.Kxd1 
Nxg3 33.e5 Nf5 34.Nf3 h6 35.Ke2 g5 36.Kf2 g4 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "11"]
[White "Hallerod, Ralph"]
[Black "Bates, Peter"]
[Result "1/2-1/2"]
[ECO "C08"]
[EventDate "1957.??.??"]
[PlyCount "86"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Bb5+ Bd7 6.Qe2+ Be7 7.dxc5 Nf6 8.
Nb3 O-O 9.Nf3 Re8 10.Bxd7 Nbxd7 11.O-O Bxc5 12.Qd3 Bf8 13.Be3 Qc7 14.c3 g6
15.Bd4 Bg7 16.Nfd2 Ne5 17.Qb5 a6 18.Qc5 Qd7 19.Bxe5 Rxe5 20.Nf3 Re2 21.
Rab1 Rc8 22.Qd4 Re4 23.Qd3 Qc7 24.Nbd2 Re7 25.Ne1 Qb6 26.Nc2 Rd8 27.Rfd1 
Ng4 28.Nd4 Bxd4 29.cxd4 Rde8 30.h3 Nf6 31.b3 Ne4 32.Nf3 f6 33.Nd2 Nxd2 34.
Rxd2 Re1+ 35.Rxe1 Rxe1+ 36.Kh2 Qc7+ 37.g3 Qc1 38.h4 Qc7 39.Rc2 Qf7 40.Qd2 
Re7 41.Rc5 Rc7 42.Qe1 Rxc5 43.dxc5 Qd7 1/2-1/2

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "11"]
[White "Jobin, Francois"]
[Black "Cardoso, Radolfo Tan"]
[Result "0-1"]
[ECO "E81"]
[EventDate "1957.??.??"]
[PlyCount "126"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nbd7 7.Qd2 Re8 8.Bd3 c5 
9.Nge2 a6 10.O-O Rb8 11.Rac1 b6 12.b3 cxd4 13.Nxd4 Bb7 14.Be2 Rc8 15.Nc2 
Nc5 16.Rfd1 Bf8 17.Bh6 Bxh6 18.Qxh6 e5 19.Qd2 Re6 20.Ne3 Qf8 21.b4 Ncd7 
22.Ned5 Nxd5 23.Nxd5 f5 24.Qe3 f4 25.Qb3 Qf7 26.Rc2 Kg7 27.Rdc1 Ree8 28.a4
Qf8 29.Kh1 h5 30.a5 bxa5 31.Qa4 Rc6 32.Qxa5 Rec8 33.Rc3 Qd8 34.Qxd8 Rxd8 
35.b5 axb5 36.cxb5 Rxc3 37.Rxc3 Ra8 38.Kg1 Bxd5 39.exd5 Nc5 40.Rc2 g5 41.
Rb2 Kf6 42.Rb1 h4 43.Bd1 Ke7 44.Bc2 Kd7 45.b6 Kc8 46.Kf1 Kb7 47.Ke2 Ra6 
48.Kd2 Rxb6 49.Kc3 Rxb1 50.Bxb1 Kc7 51.h3 Kd7 52.Kc4 Ke7 53.Bc2 Kf6 54.Kb5
e4 55.fxe4 Ke5 56.Bd1 Nxe4 57.Kc6 Nd2 58.Bg4 Nc4 59.Be2 Ne3 60.Bf3 Nf5 61.
Kd7 Nd4 62.Ke7 Nxf3 63.gxf3 g4 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "11"]
[White "Lombardy, William James"]
[Black "Bahgat, Ibrahim M."]
[Result "1-0"]
[ECO "B01"]
[EventDate "1957.??.??"]
[PlyCount "41"]

1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 5.Nf3 Bg4 6.h3 Bxf3 7.Qxf3 c6 8.Bd3
Nbd7 9.O-O O-O-O 10.Bf4 g5 11.Bh2 g4 12.hxg4 Re8 13.Ne4 Qb6 14.Nxf6 exf6 
15.Bf5 Be7 16.Rad1 Bd8 17.Rd3 a6 18.Rb3 Qa7 19.Bxd7+ Kxd7 20.Qf5+ Ke7 21.
Re3+ 1-0

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "11"]
[White "Makelainen, Timo"]
[Black "Selimanov, Vladimir"]
[Result "0-1"]
[ECO "A23"]
[EventDate "1957.??.??"]
[PlyCount "102"]

1.c4 e5 2.Nc3 Nf6 3.g3 c6 4.d4 exd4 5.Qxd4 d5 6.cxd5 cxd5 7.Bg2 Be6 8.Nf3 
Nc6 9.Qa4 Bc5 10.O-O O-O 11.Rd1 Qb6 12.e3 Rad8 13.Qc2 Be7 14.Nd4 Bg4 15.f3
Nxd4 16.Rxd4 Be6 17.b3 Bc5 18.Na4 Bxd4 19.Nxb6 Bxa1 20.Qb1 Be5 21.Na4 Rc8 
22.Bf1 Rfd8 23.Bd3 h6 24.Bd2 Ne4 25.Be1 Nc3 26.Nxc3 Bxc3 27.Kf2 Rd6 28.
Bxc3 Rxc3 29.Ke2 Rdc6 30.Kd2 Rc7 31.b4 d4 32.exd4 Ra3 33.h4 Rxa2+ 34.Ke3 
Rc3 35.Kf4 Raa3 36.Be4 b5 37.d5 Bd7 38.Ke5 a5 39.Kd6 Be8 40.Ke7 axb4 41.
Kxe8 Ra7 42.Bh7+ Kh8 43.Bf5 g6 44.d6 gxf5 45.Qxf5 Re3+ 46.Kf8 Re6 47.Qxb5 
Rg6 48.d7 f6 49.Qd5 Rxd7 50.Qe6 Rb7 51.Qb3 Rgg7 0-1

[Event "4th World U20 ch"]
[Site "Toronto CAN"]
[Date "1957.??.??"]
[Round "11"]
[White "Rabinowitz, Bernard"]
[Black "Gerusel, Mathias"]
[Result "0-1"]
[ECO "B22"]
[EventDate "1957.??.??"]
[PlyCount "76"]

1.e4 c5 2.Nf3 Nc6 3.c3 Nf6 4.e5 Nd5 5.d4 cxd4 6.cxd4 e6 7.Nc3 Nxc3 8.bxc3 
d5 9.Bd3 Be7 10.O-O O-O 11.Nd2 Bd7 12.f4 g6 13.Rf3 f5 14.a4 Na5 15.Ba3 Rc8
16.Bxe7 Qxe7 17.Qc2 Rc7 18.Nb3 Nc4 19.Bxc4 Rxc4 20.Nd2 Rc7 21.Qb3 Rfc8 22.
Rc1 Be8 23.Kf2 Qd7 24.Ra1 Rc6 25.Rh3 Ra6 26.a5 b6 27.Qb4 Qd8 28.Ra3 Rxa5 
29.Rxa5 bxa5 30.Qa3 a4 31.Ke2 Kg7 32.Rf3 h6 33.g3 g5 34.Rf1 Bb5+ 35.c4 
dxc4 36.Qc3 Qd5 37.Rf2 Kf7 38.Nf3 Qe4+ 0-1

