[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Gershman, J."]
[Black "De la Vega, Hector"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A53"]

1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.dxe5 dxe5 5.Qxd8+ Kxd8 6.Nf3 Nfd7 7.g3 f6 8.Bg2 c6
9.Be3 a5 10.O-O Na6 11.Rfd1 Kc7 12.Rac1 Ndc5 13.Nd2 Bf5 14.Nde4 Be7 15.Nb5+ Kb8
16.Nbd6 Bxe4 17.Nxe4 Nxe4 18.Bxe4 Kc7 19.Bf5 Rad8 20.Rxd8 Rxd8 21.Bxh7 Bc5
22.Bxc5 Nxc5 23.h4 Rd2 24.Rc2 Rd1+ 25.Kg2 a4 26.Kf3 Ra1 27.a3 Nb3 28.e3 Kd6
29.Ke2 Kc5 30.Kd3 Rd1+ 31.Ke2 Rh1 32.Bg8 e4 33.Bh7 Nc1+ 34.Kd2 Nb3+ 35.Kc3 Nc1
36.Bxe4 Re1 37.Rd2 Nb3 38.Rd7 Rc1+ 39.Bc2 Na1 40.Rd2 Nxc2 41.Rxc2 Rxc2+ 42.Kxc2 Kxc4
43.g4 b5 44.g5 fxg5 45.hxg5 c5 46.f4 Kd5 47.Kd3 Ke6 48.e4 Kd6 49.f5 Ke5 50.g6 Kf6
51.Kc3 Ke5 52.b3 axb3 53.Kxb3 Kf6 54.a4 bxa4+ 55.Kxa4 Ke5 56.Kb5 Kxe4 57.f6 gxf6
58.g7  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Bibiloni, Jorge Jaime"]
[Black "Melamedoff, Manuel"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B10"]

1.e4 c6 2.d3 d5 3.Nd2 e5 4.Be2 Nf6 5.Ngf3 Qc7 6.O-O Be7 7.c3 O-O 8.h3 Ne8
9.Re1 f5 10.exd5 cxd5 11.Bf1 Nc6 12.c4 d4 13.a3 a5 14.b3 Bf6 15.Rb1 Nd6 16.b4 axb4
17.axb4 e4 18.dxe4 fxe4 19.c5 exf3 20.cxd6 Qxd6 21.Qb3+ Kh8 22.Nxf3 Bf5 23.Bd3 Bxd3
24.Qxd3 Nxb4 25.Qe4 Nd5 26.Rxb7 Qc6 27.Qb1 d3 28.Bd2 Nc3 29.Bxc3 Bxc3 30.Rd1 h6
31.Rb6 Qc5 32.Rb5 Qc6 33.Qxd3 Rfd8 34.Qxd8+ Rxd8 35.Rxd8+ Kh7 36.Rbb8 Qa4
37.Rbc8 Bf6 38.Re8 Qa1+ 39.Re1 Qb2 40.Ree8 Qa1+ 41.Kh2 Qb2 42.h4 Kg6 43.Re4 Qxf2
44.h5+ Kf7 45.Ree8 Qb6 46.Rb8 Qd6+ 47.Kg1 Qc5+ 48.Kf1 Qxh5 49.Rec8 Qh1+ 50.Kf2 Bh4+
51.Nxh4 Qxh4+ 52.Kg1 g5 53.Rb7+ Kg6 54.Rb6+ Kh5 55.Rxh6+  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Cafure, Emilio"]
[Black "Vidal, Ramon"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E77"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 e6 8.Be2 exd5 9.e5 Ng4
10.cxd5 dxe5 11.h3 e4 12.Nxe4 Nf6 13.Nxf6+ Qxf6 14.O-O Nd7 15.a4 Qd6 16.Qb3 Nf6
17.Rd1 Nh5 18.Qc4 Re8 19.Ra3 Ng3 20.Re3 Bd7 21.Bd3 b6 22.Ne5 Nh5 23.Nxd7 Qxd7
24.Qb5 Red8 25.Qxd7 Rxd7 26.Bb5 Rdd8 27.Re7 Bd4+ 28.Kh2 Ng7 29.g4 Rab8 30.Bc6 Ne8
31.Rde1 Nd6 32.Rxa7 Bf6 33.b3 Kg7 34.Kg3 h6 35.Kf3 Bc3 36.Ree7 Bf6 37.Re2 Bd4
38.Bb2 Bxb2 39.Rxb2 Kf6 40.Re2 Kg7 41.Ree7 Kg8 42.Rac7 Kh8 43.Ke2 Kg8 44.Kd3 Kf8
45.Red7 Kg7 46.Re7 Kg8 47.f5 gxf5 48.gxf5 Kg7 49.Ke2 Kf6 50.Kf3 Kxf5 51.Bd7+ Kf6
52.Bg4 Re8 53.Red7 Ke5 54.Rc6 Ne4 55.Rxh6 Nf6 56.Rxf7 Nxd5 57.Rf5+ Kd4 58.Rd6 Re3+
59.Kf2 Re5 60.Rf3 Rbe8 61.h4  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Crisalle, O."]
[Black "Brond, Victor"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B41"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 Nf6 6.Nc3 Bb4 7.Bd3 Qc7 8.O-O O-O
9.Kh1 Nc6 10.Nc2 Bxc3 11.bxc3 Ne5 12.Ne3 b5 13.Ba3 d6 14.Qe2 Bb7 15.f3 Rfc8
16.Rfd1 bxc4 17.Bc2 d5 18.exd5 Nxd5 19.Nxd5 Bxd5 20.Rd4 Rab8 21.Bxh7+ Kxh7
22.f4 Nc6 23.Bc5 Nxd4 24.Bxd4 f6  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Dabin, E."]
[Black "Pasiuk, R."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A04"]

1.Nf3 f5 2.b3 d6 3.Bb2 e5 4.d3 Nf6 5.e3 Be7 6.Nbd2 O-O 7.Be2 c5 8.c4 Nc6
9.O-O h6 10.Qc2 Qe8 11.Rad1 Qg6 12.a3 a5 13.Nb1 Nh5 14.Nc3 f4 15.e4 Bh3 16.Ne1 f3
17.Bxf3 Rxf3 18.Kh1 Nd4 19.Qb1 Nf4 20.gxh3 Rxh3 21.f3 Qg3 22.Rd2 Nde2  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Esquivel, Heriberto"]
[Black "Moszer, E."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A00"]

1.b4 d5 2.Bb2 e6 3.e3 Nf6 4.b5 c5 5.Nf3 Bd6 6.c4 O-O 7.Qc2 h6 8.a4 a5 9.Be2 Nbd7
10.Nc3 Nb6 11.d3 Re8 12.e4 d4 13.e5 dxc3 14.Bxc3 Be7 15.exf6 Bxf6 16.O-O e5
17.Qb2 Qc7 18.Nd2 Bf5 19.Ne4 Bxe4 20.dxe4 Nd7 21.Rad1 b6 22.Bg4 Nf8 23.Rd3 Rad8
24.Rfd1 Rxd3 25.Rxd3 g6 26.Qd2 h5 27.Bd7 Rd8 28.Bh3 Rxd3 29.Qxd3 Nh7 30.g3 Ng5
31.Bg2 Ne6 32.f4 Nd4 33.f5 Kg7 34.h3 Qc8 35.g4 hxg4 36.hxg4 Qh8 37.Bxd4 exd4
38.Qg3 Qh4 39.Qxh4 Bxh4 40.Bf1 Kf6 41.Kg2 gxf5 42.exf5 d3 43.Kf3 d2 44.Be2 Ke5
45.Ke3 Bg5+ 46.Kd3 f6 47.Bd1  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Foguelman, Alberto"]
[Black "Suarez, JM."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C10"]

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Qd5 5.Nc3 Bb4 6.Nf3 Nf6 7.Bd3 b6 8.O-O Bxc3
9.bxc3 c5 10.Qe2 O-O 11.a4 Nbd7 12.Re1 Bb7 13.Ba6 Bxa6 14.Qxa6 cxd4 15.cxd4 Rfc8
16.Qd3 Qc4 17.Ne5 Nxe5 18.dxe5 Qxd3 19.cxd3 Nd5 20.Bd2 Rc2 21.Red1 Kf8 22.Kf1 Ke7
23.Ke1 Rac8 24.Rdb1 f6 25.exf6+ gxf6 26.Kd1 a6 27.Rc1 Rxc1+ 28.Bxc1 Rg8 29.g3 h5
30.Bd2 f5 31.Rc1 Rg4 32.Rc4 b5 33.axb5 axb5 34.Rc8 h4 35.Rb8 b4 36.gxh4 f4
37.Bxb4+ Kd7 38.Bd2 Rxh4 39.Ke2 Rxh2 40.Kf3 Rh1 41.Bxf4 Rh5 42.Bg3 Rg5 43.Rd8+ Kxd8
44.Bh4 Kd7 45.Bxg5 e5 46.Bd2 Ke6 47.Kg4 Nf6+ 48.Kg5 Nd5 49.Be3 Nb4 50.d4 e4  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Armas, M."]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E94"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 Nbd7 7.O-O e5 8.Bg5 h6
9.Bh4 c6 10.dxe5 dxe5 11.Qc2 Qc7 12.Ne1 Nc5 13.f3 Ne6 14.Nd3 Nh5 15.Bf2 f5
16.Rac1 Nd4 17.Bxd4 exd4 18.Nd1 c5 19.N1f2 Bf6 20.exf5 Bg5 21.fxg6 Bxc1 22.Qxc1 Kg7
23.Ne4 b6 24.f4 Bf5 25.Bxh5 Bxe4 26.Ne5 Rae8 27.Qe1 Bd3 28.Rf3 Bxc4 29.Qh4 Bd5
30.Rh3 Qe7 31.Qg3 Qf6 32.Nf7 Re3 33.Bf3 Bxf3 34.gxf3 Qxg6 35.Qxg6+ Kxg6 36.Ne5+ Kg7
37.Kf2 Rxf4 38.Rg3+ Kh7 39.Ng4 Re6 40.h4  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Gonzalez, G."]
[Black "Benko, Francisco"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C00"]

1.e4 e6 2.Qe2 e5 3.Nf3 Nc6 4.g3 Nf6 5.Bg2 Bc5 6.c3 Bb6 7.O-O d6 8.Na3 O-O
9.Nc4 Bg4 10.h3 Be6 11.d3 Qe7 12.a4 a6 13.Nxb6 cxb6 14.Be3 Qc7 15.Nh4 Na5
16.f4 exf4 17.gxf4 Bb3 18.Nf5 g6 19.Bd4 Qd8 20.Nh6+ Kg7 21.Ng4 Nc6 22.Bxf6+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Luna, Julio"]
[Black "Sarlo, M."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B30"]

1.e4 c5 2.Nf3 Nc6 3.d3 g6 4.Be2 Bg7 5.O-O d6 6.Re1 Nf6 7.Bf1 Bg4 8.h3 Bxf3
9.Qxf3 O-O 10.a4 Nd7 11.Na3 Qa5 12.c3 Qxa4 13.Qg4 Nf6 14.Qh4 Qa5 15.Bg5 Qc7
16.f4 a6 17.Nc4 b5 18.Ne3 a5 19.Nd5 Qd8 20.g4 b4 21.Bg2 Re8 22.Nxe7+ Nxe7
23.Bxf6 Bxf6 24.Qxf6 Qb6 25.e5 Rad8 26.e6 fxe6 27.Rxe6 c4+ 28.d4 Qc7 29.Rxe7  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Merlo, C."]
[Black "Luckis, Marcos"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D36"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 d5 4.cxd5 exd5 5.d4 c6 6.Bg5 Be7 7.Qc2 Na6 8.a3 Nc7
9.e3 Ne6 10.Bh4 Nh5 11.Bxe7 Qxe7 12.b4 O-O 13.Bd3 g6 14.O-O a6 15.Rab1 Neg7
16.a4 Bf5 17.b5 axb5 18.axb5 Bxd3 19.Qxd3 Nf6 20.bxc6 bxc6 21.Ne5 c5 22.Rb5 Rfc8
23.Rfb1 cxd4 24.Qxd4 Ne6 25.Nxd5 Nxd5 26.Qxd5 Nc7 27.Qb7 Qd6 28.Nc6 Nxb5
29.Ne7+ Kg7 30.Nxc8 Qd3 31.Rf1 Ra2  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Quinteros, Miguel A"]
[Black "Grane, E."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A38"]

1.c4 Nf6 2.Nf3 c5 3.g3 g6 4.Bg2 Bg7 5.O-O O-O 6.d3 d6 7.Nc3 Nc6 8.a3 Ne8
9.Bd2 h6 10.Rb1 a5 11.Ne1 Rb8 12.Nc2 Bd7 13.b4 axb4 14.axb4 cxb4 15.Nxb4 Nxb4
16.Rxb4 Bc6 17.Qc2 Nf6 18.Rfb1 Ra8 19.e4 Nd7 20.Be3 e5 21.Qd2 Kh7 22.f4 Qa5
23.f5 Nc5 24.g4 Qd8 25.Rf1 Qh4 26.Rf3 Ra1+ 27.Rb1 Rxb1+ 28.Nxb1 Nxe4 29.dxe4 Bxe4
30.fxg6+ Bxg6 31.Rh3 Qxg4 32.Bxh6 Ra8 33.Be3+ Kg8 34.Rg3 Qf5 35.h4 Qxb1+
36.Kh2 Kf8 37.Qxd6+ Kg8 38.h5 Bxh5 39.Rxg7+ Kxg7 40.Qh6+ Kg8 41.Qxh5 Ra2
42.Qg5+ Kh7 43.Qh4+ Kg8 44.Qg3+ Kh7 45.Qh3+ Kg8 46.Qg4+ Kh7 47.Kh3 Rxg2 48.Kxg2 Qc2+
49.Kh3 Qd3 50.Qh5+ Kg8 51.Qg5+ Kh7 52.c5 Qf1+ 53.Kg4 Qc4+ 54.Kf5 Qe6+ 55.Ke4 Qc6+
56.Kxe5 Qe6+ 57.Kf4 Qc4+ 58.Kg3 Qe6 59.Qh4+ Kg8 60.Qg4+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Rollansky, R."]
[Black "Rosa Bunge, J."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B24"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.Be3 Nd4 7.Nce2 Ne7 8.c3 Nxe2
9.Nxe2 b6 10.d4 cxd4 11.Bxd4 O-O 12.Bxg7 Kxg7 13.Qd4+ f6 14.O-O-O Nc6 15.Qd6 Qe7
16.Qxe7+ Nxe7 17.Rd6 Rb8 18.Nd4 Rf7 19.Rd1 f5 20.e5 f4 21.g4 g5 22.Be4 Ng6
23.Bxg6 Kxg6 24.Nb5 Rb7 25.R6d4 d5 26.Nd6 Rfc7 27.h4 h6 28.Rh1 Rc6 29.Nxb7 Bxb7
30.hxg5 hxg5 31.Rd3 f3 32.Rxf3 Rc4 33.Rf6+ Kg7 34.Rxe6 Bc8  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "1"]
[White "Sumar, Julio"]
[Black "Moyano Morales, Francisco Javier"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A00"]

1.d4  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Vidal, Ramon"]
[Black "Sumar, Julio"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D05"]

1.d4 Nf6 2.Nf3 e6 3.e3 c5 4.Bd3 d5 5.O-O Nc6 6.b3 Qb6 7.Nbd2 cxd4 8.exd4 Nxd4
9.Bb2 Nc6 10.a3 Be7 11.Qe2 O-O 12.Rae1 Bd7 13.Ng5 e5 14.Bxe5 Nxe5 15.Qxe5 Bxa3
16.Qg3 Bb4 17.Rd1 h6 18.Ngf3 Bg4 19.h3 Bh5 20.Qf4 Bxd2 21.Rxd2 Bxf3 22.Qxf3 Rfe8
23.Rdd1 Qc5 24.Qf5 Qc3 25.Qf3 Rac8 26.Ra1 a6 27.Ra4 Re1 28.Rxe1 Qxe1+ 29.Kh2 Qe5+
30.g3 Rc3 31.Rf4 b5 32.Rf5 Qe6 33.Qf4 Rc8 34.Re5 Qd6 35.Qf5 Rd8 36.Kg1 Kf8
37.Kg2 Rb8 38.g4 Re8 39.Rxe8+ Nxe8 40.Qc8 g6 41.Qa8 Ke7 42.Qa7+ Nc7 43.Qe3+ Ne6
44.Qxh6 g5 45.Qh8 Nf4+ 46.Kf3 Qf6 47.Qxf6+ Kxf6 48.Bf1 Ke5 49.c3 f6 50.Ke3 Ne6
51.b4 d4+ 52.cxd4+ Nxd4 53.Kd3  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Brond, Victor"]
[Black "Luna, Julio"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A55"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.Nf3 Be7 6.Be2 O-O 7.O-O Re8 8.Re1 Bf8
9.Bf1 c6 10.Rb1 a5 11.b3 exd4 12.Nxd4 Nc5 13.f3 g6 14.a3 Na6 15.Be3 Bg7 16.Qd2 Nd7
17.Red1 Be5 18.Nde2 Qh4 19.g3 Qe7 20.Bg2 f5 21.Bg5 Nf6 22.f4 Bxc3 23.Nxc3 Nc5
24.Qd4 Ncd7 25.Re1 Qf8 26.exf5 gxf5 27.h3 Nh5 28.Rxe8 Qxe8 29.Kf2 Qg6 30.Re1 Nf8
31.Bh4 Ng7 32.Be7 Be6 33.Qxd6 Re8 34.Bf3 Qf7 35.Bg5 Qd7 36.Qxd7 Nxd7 37.Bd1 Nc5
38.Re3 Kf7 39.Bc2 h5 40.Re5 b6 41.a4 Bd7 42.Rxe8 Nxe8 43.Bd8  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Cafure, Emilio"]
[Black "Bibiloni, Jorge Jaime"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A55"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.Nf3 c6 6.Be2 Be7 7.O-O O-O 8.h3 Re8
9.d5 Nc5 10.Qc2 a5 11.Be3 Nfd7 12.Rfd1 Kh8 13.dxc6 bxc6 14.Bxc5 Nxc5 15.Nxe5 Qc7
16.Nxf7+ Kg8 17.e5 dxe5 18.Bh5 Be6 19.f4 exf4 20.Rf1 Rf8 21.Ne2 Bxf7 22.Bf3 Bg6
23.Qc3 Rad8 24.Rae1 Nd3 25.Rd1 Bc5+ 26.Kh2 Bb4  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "De la Vega, Hector"]
[Black "Dabin, E."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D68"]

1.c4 Nf6 2.Nc3 d5 3.d4 e6 4.Bg5 Be7 5.e3 Nbd7 6.Nf3 O-O 7.Rc1 c6 8.Bd3 dxc4
9.Bxc4 Nd5 10.Bxe7 Qxe7 11.O-O Nxc3 12.Rxc3 e5 13.Qc2 e4 14.Nd2 Nf6 15.Bb3 Bd7
16.Rc5 Rfe8 17.Re5 Qd6 18.Nxe4 Nxe4 19.Qxe4 Rxe5 20.Qxe5 Qxe5 21.dxe5 Kf8
22.Rd1 Ke7 23.f3 Be6 24.Bxe6 Kxe6 25.Kf2 Rc8 26.f4 Rc7 27.Kf3 c5 28.Ke4 c4
29.Rd6+ Ke7 30.Kd4 b5 31.a3 a5 32.Rb6 Rd7+ 33.Ke4 Rd2 34.Rb7+ Ke8 35.Rxb5 Rxg2
36.Kd4 Rxh2 37.Kxc4 h5 38.Kd5 h4 39.e6 Rd2+ 40.Ke5 f6+ 41.Ke4 h3 42.Rxa5 Rxb2
43.Rh5 h2 44.f5 Ra2 45.Kf3 Ke7 46.a4 Kf8 47.Kg3 Kg8 48.Rxh2 Rxa4 49.Rb2 Ra8
50.Kg4 Kf8 51.Kh5 Ra1 52.Rb8+ Ke7 53.Kg6 Rg1+ 54.Kh7 Rh1+ 55.Kg8 Rf1 56.Rb7+ Ke8
57.e4 g6 58.fxg6 Re1 59.Kg7 Rxe4 60.Kxf6 Re1 61.Rb8+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Gonzalez, G."]
[Black "Quinteros, Miguel A"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A36"]

1.e4 c5 2.Ne2 Nc6 3.c4 g6 4.g3 Bg7 5.Bg2 e6 6.Nbc3 d6 7.d3 Nge7 8.Rb1 O-O
9.a3 a5 10.Be3 Nd4 11.O-O Nec6 12.b3 Rb8 13.Qd2 Re8 14.a4 b6 15.f4 Ne7 16.Bf2 Nxe2+
17.Nxe2 d5 18.Rbd1 d4 19.g4 f5 20.gxf5 exf5 21.e5 Qc7 22.Bh4 Nc6 23.Kh1 Nd8
24.Ng1 Ne6 25.Bd5 Bb7 26.Qg2 Qf7 27.Nh3 h6 28.Rde1 Kh7 29.Rg1 Rg8 30.Qf3 Qd7
31.Rg2 Bh8 32.Reg1 Bxd5 33.cxd5 Nc7 34.d6 Ne6 35.Qd5 Rbe8 36.Re1 Bg7 37.Reg1 Bh8
38.Re1 Bg7 39.Reg1  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Grane, E."]
[Black "Benko, Francisco"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C13"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.Bxf6 Bxf6 6.Nf3 b6 7.Bb5+ c6 8.Bd3 Nd7
9.e5 Be7 10.Ne2 c5 11.c3 a6 12.O-O O-O 13.Nf4 g6 14.Nd2 Bg5 15.Qg4 Qe7 16.Nf3 Bxf4
17.Qxf4 Kg7 18.h4 Nb8 19.h5 Bd7 20.Rfe1 Nc6 21.Rac1 c4 22.Bb1 b5 23.Re3 a5
24.Nh2 f5 25.exf6+ Qxf6 26.Qxf6+ Rxf6 27.hxg6 hxg6 28.Ng4 Rf4 29.f3 Re8 30.Rce1 Rff8
31.Bc2 Rh8 32.Kf2 Rh5 33.Kg3 Rhh8 34.Kf4 Ref8+ 35.Kg3 Re8 36.Rf1 Rh5 37.Rfe1 Rhh8
38.Nf2 Kf6 39.Ng4+ Kg7  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Luckis, Marcos"]
[Black "Foguelman, Alberto"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D98"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 8.Be3 Nfd7
9.Rd1 Nc6 10.Be2 Nb6 11.Qc5 Re8 12.d5 Nb8 13.Bf4 N8d7 14.Qxc7 Qxc7 15.Bxc7 Bxf3
16.gxf3 Rec8 17.Bxb6 axb6 18.Bb5 Bxc3+ 19.bxc3 Ne5 20.f4 Nc4 21.a4 Nd6 22.e5 Nxb5
23.axb5 Rxc3 24.O-O Rd8 25.Rd4 Rc5 26.Rfd1 Kf8 27.d6 exd6 28.exd6 Rxb5 29.Kg2 Rf5
30.Kg3 Rf6 31.Kg4 b5 32.Rd5 b4 33.Kg5 Re6 34.f5 gxf5 35.R1d2 b6 36.f4 b3
37.d7 Ke7 38.Kxf5 b2 39.Rxb2 Rxd7 40.Re5 Rd6 41.Ra2 Rd4 42.Rb2 Kd7 43.Rxe6 fxe6+
44.Kg5 Kc6 45.h4 b5 46.h5 b4 47.Kh6 Rxf4 48.Kxh7 e5 49.h6 Rg4 50.Kh8 Kc5
51.h7 Kb5 52.Rg2  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Melamedoff, Manuel"]
[Black "Esquivel, Heriberto"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B46"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 6.Be2 Be7 7.Be3 Nf6 8.Qd2 b5
9.a3 Bb7 10.Bf3 Ne5 11.O-O-O Rc8 12.Be2 Nxe4 13.Nxe4 Bxe4 14.f3 Bg6 15.f4 Nc4
16.Bxc4 Rxc4 17.g4 Be4 18.Rhf1 O-O 19.f5 e5 20.c3 exd4 21.Bxd4 Rxd4 22.Qxd4 Bg5+
23.Rd2 Bxd2+ 24.Qxd2 f6 25.Qd6 Bc6 26.h4 Qb8 27.Qd3 Qe5 28.h5 h6 29.Qd4 Re8
30.Qxe5 Rxe5 31.Kd2 a5 32.Rg1 Kf7 33.Rg3 Ke7 34.Kd3 d5 35.b3 Kd6 36.b4 a4
37.Rg1 Re4 38.Rg3 Ke5 39.Rf3  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Moszer, E."]
[Black "Moyano Morales, Francisco Javier"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A42"]

1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 Nc6 5.d5 Nd4 6.Be3 e5 7.Nge2 Nxe2 8.Bxe2 f5
9.exf5 gxf5 10.Bh5+ Kf8 11.g3 Qe7 12.Qe2 Nf6 13.Bf3 a6 14.a4 e4 15.Bg2 Ng4
16.Bf4 Ne5 17.O-O h5 18.f3 exf3 19.Bxf3 h4 20.Rae1 hxg3 21.Bxg3 Qg5 22.Bg2 Kg8
23.Nb1 Ng4 24.Qe8+ Kh7 25.Qe7 Qxe7 26.Rxe7 Kg6 27.Rd1 Bxb2 28.Rxc7 Ne3 29.Rd2 Bc1
30.Re2 Nxg2 31.Rxg2 Kf6 32.Bxd6 Be3+ 33.Kf1 f4 34.Rgg7 Bh3+ 35.Ke2 Raf8 36.Nc3 Bf5
37.Bxf8 Rxh2+ 38.Kd1 Rh1+ 39.Ke2 Rh2+ 40.Kd1 Rh1+  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Najdorf, Miguel"]
[Black "Rollansky, R."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D19"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O
9.Qe2 Ne4 10.Bd3 Bxc3 11.bxc3 Nxc3 12.Qc2 Bxd3 13.Qxd3 Nd5 14.Rb1 Qc7 15.e4 Nf6
16.e5 Nd5 17.Ng5 g6 18.Qh3 h5 19.g4 Kg7 20.gxh5 Rh8 21.h6+ Kg8 22.h7+ Kg7
23.Rb3 Ne7 24.Qxe6 Nd5 25.Nxf7 Rxh7 26.Nd6  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Pasiuk, R."]
[Black "Gershman, J."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C11"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Bd3 cxd4 8.Ne2 Nc5
9.Nexd4 Nxd3+ 10.Qxd3 g6 11.Be3 Bd7 12.O-O a6 13.Rfd1 Qc7 14.Kh1 Rc8 15.c3 Na5
16.Bf2 Be7 17.Rac1 h5 18.Nh4 Rg8 19.Qg3 Kf8 20.Nhf3 Qd8 21.Ng5 Bxg5 22.fxg5 Nc6
23.Nxc6 Rxc6 24.Bd4 Kg7 25.Rf1 Rh8 26.Rf4 Qe7 27.Rcf1 Be8 28.h4 b5 29.b4 Qc7
30.Bc5 Qd7 31.R4f3 Qb7 32.Qf4 Qd7 33.Qd4 Qb7 34.Qf2 Rc8 35.Rf6 Qd7 36.Qd2 Qb7
37.R1f4 Rh7 38.Qc1 Rh8 39.Rf3 Ra8 40.Qd2 Rc8 41.Rh3 Qc6 42.Rf4 Qb7 43.Kh2 Qc6
44.Be7 Kg8 45.Rhf3 Rh7 46.Rf6 Rg7 47.Qd4 Qb7 48.Bc5 Rc7 49.g4 hxg4 50.Qxg4 Qc6
51.h5 gxh5 52.Qxh5 Rh7 53.Rh6 f5 54.g6 Rxh6 55.Qxh6 Rg7 56.Rh3  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Rosa Bunge, J."]
[Black "Armas, M."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B07"]

1.e4 d6 2.Bc4 Nf6 3.d3 c5 4.Bb3 Nc6 5.c3 e6 6.Be3 Be7 7.Ne2 O-O 8.O-O d5
9.Ng3 dxe4 10.dxe4 Qc7 11.f4 Rd8 12.Qe2 Na5 13.Bc2 c4 14.Nd2 Bc5 15.Kh1 Bxe3
16.Qxe3 b5 17.e5 Nd7 18.Nde4 Nb7 19.Rad1 Nb6 20.Nh5 Nd5 21.Qg3 g6 22.Nhf6+ Nxf6
23.exf6 Nd6 24.Rxd6 Rxd6 25.Qh4 h5 26.Qg5 Kh7 27.Nxd6 Qxd6 28.Qxh5+ Kg8 29.Bxg6 Qf8
30.Be4  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Sarlo, M."]
[Black "Crisalle, O."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B63"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 Be7 8.Be2 O-O
9.f4 h6 10.Bxf6 Bxf6 11.Nf3 a6 12.O-O-O Qa5 13.a3 Rd8 14.g4 b5 15.Nb1 b4
16.g5 bxa3 17.Nxa3 Bxb2+ 18.Kxb2 Rb8+ 19.Nb5 Qxd2 20.Rxd2 hxg5 21.fxg5 Na7
22.c4 axb5 23.c5 Bb7 24.Ra1 Nc8 25.e5 d5 26.Nd4 Ne7 27.Bxb5 Bc6 28.Ra5 Bxb5
29.Kc3 Be8 30.h4 Rdc8 31.h5 Nc6 32.Nxc6 Bxc6 33.g6 fxg6 34.hxg6 Be8 35.Rg2 Rb5
36.Rxb5 Bxb5 37.Kb4 Be8 38.Rg1 Rb8+ 39.Ka3 Kf8 40.Rg3 Ke7 41.Rg1 Ra8+ 42.Kb3 Ra4
43.Rc1 Rc4 44.Rxc4 dxc4+ 45.Kxc4 Bxg6 46.c6 Kd8  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "2"]
[White "Suarez, JM."]
[Black "Merlo, C."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A55"]

1.d4 Nf6 2.c4 d6 3.Nc3 c6 4.Nf3 Nbd7 5.e4 e5 6.Be2 Be7 7.O-O O-O 8.Qc2 Re8
9.d5 Rf8 10.Ne1 c5 11.Nd3 Ne8 12.f4 exf4 13.Bxf4 Bf6 14.Rab1 Bd4+ 15.Kh1 Ne5
16.Nb5 Nxd3 17.Bxd3 Be5 18.Bxe5 dxe5 19.a3 Bd7 20.Nc3 Nd6 21.Nd1 Qg5 22.Nc3 g6
23.Qf2 b6 24.h4 Qe7 25.Qf6 Qxf6 26.Rxf6 Ne8 27.Rf3 f5 28.g3 Nd6 29.Re1 Rae8
30.Kg2 h5 31.b3 Kg7 32.a4 a5 33.Ref1 Rf6 34.Re3 Nf7 35.d6 Nh6 36.Nd5 Rxd6
37.exf5 gxf5 38.Be2 Ng4 39.Bxg4 hxg4 40.Rfe1 e4 41.Rf1 Rf8 42.Kf2 Rf7 43.Rc3 Be6
44.Nf4 Rfd7 45.Ke3 Bf7 46.Rf2 Rd1 47.Re2 Rg1 48.Rg2 Re1+ 49.Re2 Rg1 50.Rg2 Re1+
51.Re2 Rf1 52.Rf2 Rxf2 53.Kxf2 Rd2+ 54.Ke3 Rb2 55.Ne2 Kf6 56.Nf4 Ke5 57.Ne2 Rb1
58.Nc1 Rb2 59.Ne2 Rb1 60.Nc1  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Rollansky, R."]
[Black "Luckis, Marcos"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D42"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 e6 6.Nf3 Be7 7.cxd5 Nxd5 8.Bd3 Nc6
9.O-O O-O 10.Re1 Bf6 11.Be4 Nce7 12.Ne5 Bd7 13.Qc2 g6 14.Bh6 Bg7 15.Bxg7 Kxg7
16.Bxd5 exd5 17.Qb3 Bc6 18.Rac1 Nf5 19.Nf3 Qd6 20.Ne2 Rfe8 21.Ng3 Nxg3 22.hxg3 f6
23.Qc3 Re4 24.Nd2 Rxe1+ 25.Rxe1 b6 26.Nb1 Re8 27.Rxe8 Bxe8 28.Qe3 Bf7 29.a3 Qc6
30.Nc3 Qc4 31.Ne2 Qc2 32.b4 a5 33.bxa5 bxa5 34.f3 Qb1+ 35.Kf2 h5 36.Qe7 Qc2
37.Qc5 Qd2 38.Qe7 Qc2 39.Qc5 Qd2 40.Qb5 Kh7 41.Qb8 Kg7 42.Qd8 Be6 43.Qe7+ Bf7
44.Qa7 Kg8 45.Qb8+ Kg7 46.Qb6 Bg8 47.Qc7+ Bf7 48.Qc8 Qb2  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Armas, M."]
[Black "Sarlo, M."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D54"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Be7 5.e3 h6 6.Bh4 O-O 7.Rc1 Ne4 8.Bxe7 Qxe7
9.Qc2 Nxc3 10.Qxc3 c6 11.Nf3 Nd7 12.Be2 Re8 13.O-O e5 14.dxe5 Nxe5 15.Nxe5 Qxe5
16.Qxe5 Rxe5 17.cxd5 Rxd5 18.Rfd1 Rxd1+ 19.Rxd1 Be6 20.b3 Kf8  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Benko, Francisco"]
[Black "Cafure, Emilio"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A15"]

1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 O-O 5.e3 a5 6.b5 d6 7.d3 e5 8.Nc3 Nbd7 9.Qc2 Nc5
10.Be2 Bf5 11.Nd2 a4 12.Rc1 Qe7 13.Ba3 e4 14.Bxc5 exd3 15.Bxd3 Bxd3 16.Qxd3 dxc5
17.O-O Rfd8 18.Qc2 Qd6 19.Nde4 Nxe4 20.Nxe4 Qe7 21.Rfd1 Qe5 22.h3 f5 23.Nd2 f4
24.Nf3 Qf6 25.e4 Qb2 26.Rd5 Rxd5 27.cxd5 b6 28.Qc4 Kh8 29.Rc2 Qb1+ 30.Kh2 Ra5
31.d6 cxd6 32.Qe6 Ra8 33.Rd2 Qxb5 34.Rxd6 Re8 35.Qd5 Qb2 36.e5 h6 37.Qf7 Rf8
38.Qxg6 Qxf2 39.Rxb6 Qxa2 40.Rb7 Rg8 41.Ng5  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Bibiloni, Jorge Jaime"]
[Black "Gonzalez, G."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C79"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.O-O Nf6 7.Re1 Be7 8.d3 O-O
9.Nbd2 b5 10.Bc2 Re8 11.Nf1 Bf8 12.h3 h6 13.g4 Nh7 14.Ng3 Ne7 15.Be3 Ng6
16.Qd2 Nh4 17.Nxh4 Qxh4 18.Kg2 g6 19.Rh1 Bc6 20.Rag1 d5 21.f3 Rad8 22.Qe2 Ng5
23.Bf2 Ne6 24.Kh2 Nf4 25.Qf1 Qf6 26.Be3 b4 27.exd5 Nxd5 28.Ne4 Qe6 29.Bf2 bxc3
30.bxc3 Nf4 31.Bb3 Bd5 32.Bxd5 Rxd5 33.d4 Ra5 34.Qb1 Be7 35.Rd1 Qxa2 36.Rd2 Qe6
37.dxe5 Rxe5 38.Bd4 Rb5 39.Qd1 Reb8 40.Re1 Qc6 41.Qa4 Ne6 42.Bf6 Nc5 43.Nxc5 Qxf6
44.Nd7 Bd6+ 45.Kg2 Qh4 46.Qe4 Rb2 47.Qd4 Rxd2+ 48.Qxd2 Qg3+ 49.Kf1 Qxf3+
50.Kg1 Qg3+  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Crisalle, O."]
[Black "Sumar, Julio"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B19"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Nf3 Nd7 7.Bd3 Qc7 8.h4 e6
9.h5 Bxd3 10.Qxd3 h6 11.Bd2 Ngf6 12.Ne4 Nxe4 13.Qxe4 Bd6 14.O-O-O O-O-O 15.Kb1 c5
16.dxc5 Nxc5 17.Qc4 Nd7 18.Qxc7+ Bxc7 19.Bc3 Rhg8 20.Nd4 a6 21.b3 Nf6 22.f3 Rd5
23.Ne2 Rxd1+ 24.Rxd1 Nxh5 25.g4 Nf4 26.Nxf4 Bxf4 27.Rd4 e5 28.Rc4+ Kb8 29.Rc5 f6
30.Rd5 Kc7 31.Bb4 b6 32.c4 Rd8 33.Kc2 Rxd5 34.cxd5 g6 35.Kd3 h5 36.gxh5 gxh5
37.Be1 f5 38.a4 b5 39.axb5 axb5 40.Bb4 h4 41.Ke2 h3 42.Kf2 e4 43.fxe4 fxe4  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Dabin, E."]
[Black "Grane, E."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A38"]

1.Nf3 Nf6 2.c4 g6 3.b3 Bg7 4.Bb2 O-O 5.g3 c5 6.Bg2 d6 7.O-O Nc6 8.Nc3 a6
9.d3 Rb8 10.Qc1 Bd7 11.Rd1 h6 12.d4 cxd4 13.Nxd4 Nxd4 14.Rxd4 Ng4 15.Rd1 Qb6
16.e3 Bc6 17.Nd5 Bxd5 18.Bxg7 Kxg7 19.Bxd5 Nf6 20.Qb2 Kg8 21.Bg2 Rfc8 22.Rac1 Qc5
23.b4 Qh5 24.Qd4 b6 25.h3 Nd7 26.Qd5 Qxd5 27.Bxd5 Nf6 28.Bg2 Rc7 29.a3 Rbc8
30.Bf1 a5 31.bxa5 bxa5 32.Rb1 Ne4 33.Rb3 Ra7 34.Kg2 Nc5 35.Rb5 Kf8 36.Kf3 Na4
37.Rb3 Nc5 38.Rb5 Nd7 39.Kg2 Ne5 40.Rc1 Nd7 41.f4 Nc5 42.Kf3 f5 43.g4 Kg7
44.gxf5 gxf5 45.Rd1 Kf6 46.Rd5 Ra6 47.Rd2 Rg8 48.Rg2 Rxg2 49.Kxg2 Ra8 50.Kf3 a4
51.Ke2 Rg8 52.Rb1 h5 53.Kd2 h4 54.Kc3 Rg3 55.Re1 Rg1 56.Rb1 Ne4+ 57.Kc2 Rh1
58.Bg2 Rxb1 59.Kxb1 Nd2+ 60.Kc2 Nxc4 61.Kd3 Nb6 62.Kd4 e6 63.Bc6 Ke7 64.Kc3 Kd8
65.Kb4 Kc7 66.Bf3 d5 67.Be2 d4 68.exd4 Nd5+ 69.Kxa4 Nc3+  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Esquivel, Heriberto"]
[Black "De la Vega, Hector"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A00"]

1.b4 e6 2.Bb2 Nf6 3.b5 a6 4.a4 d5 5.e3 Nbd7 6.c4 b6 7.Nf3 Bb7 8.cxd5 exd5
9.bxa6 Bxa6 10.Bxa6 Rxa6 11.Qe2 Qa8 12.Nc3 Ra5 13.O-O Be7 14.Nb5 Qb7 15.Rfc1 c5
16.Bc3 Ra8 17.d3 O-O 18.h3 Ra6 19.Ra2 Rfa8 20.Rca1 Ne8 21.Qb2 Bf6 22.Bxf6 Ndxf6
23.Qe5 Qc6 24.Nh4 Qe6 25.Nf3 Qxe5 26.Nxe5 Kf8 27.Kf1 Ke7 28.Ke2 Nd7 29.Nf3 Nb8
30.Kd2 Nc6 31.Kc3 f6 32.d4 Kd7 33.dxc5 bxc5 34.Nd2 Nb4 35.Ra3 Nd6 36.Nxd6 Kxd6
37.Nb3 Nc6 38.g4 Ne5 39.Nd2 Nd7 40.a5 Ne5 41.e4 d4+ 42.Kc2 g5 43.Ra4 Kc6
44.Nb3 Rd8 45.Nd2 Rb8 46.R4a3 c4 47.h4 h6 48.hxg5 hxg5 49.Rh1 Kc5 50.Rh7 c3
51.Rb3 Rba8 52.Nb1 Rxa5 53.Nxc3 dxc3 54.Rc7+ Kd6 55.Rcxc3 Ra2+ 56.Kd1 Ra1+
57.Kc2 R8a2+ 58.Rb2 Rxb2+ 59.Kxb2 Rf1 60.Rc2 Rxf2  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Foguelman, Alberto"]
[Black "Moszer, E."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B93"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 Qc7 7.Be2 e6 8.Be3 Nbd7
9.a4 b6 10.O-O Bb7 11.Bd3 Nc5 12.Qf3 Be7 13.Nb3 Nfd7 14.Rae1 Bf6 15.Nd4 Rc8
16.Qh3 Qb8 17.g4 Bxd4 18.Bxd4 e5 19.fxe5 dxe5 20.Be3 Qd6 21.Bc4 O-O 22.Qf3 Qg6
23.Bd5 Bxd5 24.Nxd5 Rfe8 25.Nc3 Nf6 26.g5 Nfxe4 27.Nxe4 Nxe4 28.h4 h5 29.Bc1 Nd6
30.Rd1 Re6 31.b3 Rxc2 32.Ba3 e4 33.Qf4 Rc6 34.Rd4 f5 35.Rfd1 Ne8 36.Rd5 e3
37.Rxf5 e2 38.Re1 Kh7 39.Re5 Rxe5 40.Qxe5 Re6 41.Qh2 Qe4 42.Bc1 Qf3 43.Qf4 Qxb3
44.Kf2 Qc2 45.Be3 Qe4 46.Qxe4+ Rxe4 47.Bxb6 Rxh4 48.a5 Re4 49.Kf3 Re5 50.Bd4 Rxg5
51.Rxe2 Nf6 52.Bc3 Rf5+ 53.Kg3 g5 54.Re7+ Kg6 55.Re6 h4+ 56.Kg2 g4 57.Rxa6 h3+
58.Kg1 Kg5 59.Bxf6+ Kf4 60.Bc3 g3 61.Rf6 Rxf6 62.Bxf6 Kf3 63.a6 h2+ 64.Kh1 Kf2
65.Bh4  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Gershman, J."]
[Black "Rosa Bunge, J."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D11"]

1.d4 d5 2.Nf3 Bf5 3.c4 e6 4.Nc3 c6 5.e3 Nd7 6.Bd3 Bxd3 7.Qxd3 f5 8.b3 a6
9.Bb2 Bd6 10.O-O Ngf6 11.Ne2 Ng4 12.h3 h5 13.Nf4 Qf6 14.cxd5 exd5 15.hxg4 hxg4
16.Ne5 Qh6 17.f3 Bxe5 18.dxe5 g5 19.e6 Nc5 20.Qxf5 gxf4 21.Bxh8  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Luna, Julio"]
[Black "Suarez, JM."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C51"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bd6 6.d4 Qe7 7.O-O Nf6 8.Nbd2 O-O
9.Re1 Ba3 10.Nxe5 Bxc1 11.Nxc6 bxc6 12.Rxc1 Qa3 13.e5 Nd5 14.Qf3 Nb6 15.Bd3 d5
16.Qh5 h6 17.f4 Qe7 18.Re3 f5 19.Rf1 Be6 20.Rg3 Kh7 21.Nf3 Qe8 22.Rg6 Qxg6
23.Ng5+ Qxg5 24.fxg5 Nc4 25.g4 Ne3 26.gxf5 Nxf5 27.g6+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Merlo, C."]
[Black "Vidal, Ramon"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A43"]

1.e4 d6 2.d4 g6 3.f4 Bg7 4.Nf3 c5 5.d5 Nf6 6.Nc3 O-O 7.Bd3 e6 8.O-O exd5
9.exd5 b6 10.f5 c4 11.Bxc4 Bxf5 12.Bg5 Qc7 13.Bd3 Bxd3 14.Qxd3 Nbd7 15.Rae1 Ng4
16.Be7 Rfe8 17.Nb5 Qc5+ 18.Kh1 Nde5 19.Bxd6 Nxd3 20.Rxe8+ Rxe8 21.Bxc5 Nxc5
22.b4 Ne4 23.c4 Ne3 24.Rc1 Nf2+ 25.Kg1 Nd3 26.Rb1 Nxc4 27.Nxa7 Re2 28.Rb3 Bd4+
29.Kh1 Nf2+ 30.Kg1 Ne4+ 31.Kf1 Rxa2 32.Rd3 Ne3+  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Moyano Morales, Francisco Javier"]
[Black "Melamedoff, Manuel"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B01"]

1.e4 d5 2.exd5 Nf6 3.Bb5+ Bd7 4.Bc4 g6 5.Nf3 Bg7 6.d4 O-O 7.O-O b5 8.Be2 Nxd5
9.Ne5 c6 10.c3 Qc7 11.f4 e6 12.Bf3 Bc8 13.Qe1 Nd7 14.Nd2 Bb7 15.Ne4 N5f6
16.b3 Nxe4 17.Bxe4 Rac8 18.Ba3 Rfd8 19.Nxd7 Rxd7 20.Qh4 a5 21.Rad1 b4 22.cxb4 Bxd4+
23.Kh1 axb4 24.Bxb4 c5 25.Bxb7 Qxb7 26.Ba3 Ra8 27.Bc1 Rxa2 28.Qg3 Rc2 29.f5 exf5
30.Rxf5 Bf2 31.Rxd7 Rxc1+  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Najdorf, Miguel"]
[Black "Pasiuk, R."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D46"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 e6 5.e3 Nbd7 6.Bd3 Bd6 7.e4 dxe4 8.Nxe4 Nxe4
9.Bxe4 Nf6 10.Bc2 Bb4+ 11.Bd2 Ba5 12.Qe2 b5 13.c5 Bc7 14.h3 Qd5 15.O-O h6
16.Rfe1 Qh5 17.Qd3 g5 18.Ne5 Bxe5 19.Rxe5 Nd5 20.Rae1 Ne7 21.Qg3 a5 22.f4 f6
23.R5e2 gxf4 24.Qxf4 Qg5 25.Qd6 Qg7 26.Bb3 e5 27.dxe5 f5 28.e6 Rg8 29.Bc3 Qg6
30.Rd1 Ba6 31.Bxa5 Qg3 32.Qd8+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "3"]
[White "Quinteros, Miguel A"]
[Black "Brond, Victor"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E73"]

1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 g6 6.Be2 Bg7 7.Bg5 a6 8.Nf3 Nbd7 9.Nd2 Qc7
10.a3 h6 11.Be3 O-O 12.g4 Nh7 13.Bd3 Kh8 14.h4 Ndf6 15.f3 h5 16.Rg1 Bd7 17.b4 b6
18.b5 a5 19.Nf1 Qc8 20.Nh2 Ne8 21.Qd2 Qd8 22.O-O-O f5 23.exf5 gxf5 24.gxh5 e4
25.fxe4 Qf6 26.Kc2 f4 27.Bf2 Qe5 28.Be2 Nef6 29.Nf3 Qe7 30.Rde1 Rae8 31.Bd3 Bg4
32.Ng5 Qe5 33.Nxh7 Kxh7 34.Rc1 a4 35.Nxa4 Ra8 36.Kb3 Nxe4 37.Bxe4+ Qxe4 38.Qc2 Qxc2+
39.Rxc2 Bxh5 40.Nxb6 Rae8 41.a4 Bd4 42.a5 Be2 43.Bxd4 cxd4 44.a6 f3 45.a7 f2
46.Rh1 f1=Q 47.Rxf1 Rxf1 48.a8=Q Rxa8 49.Nxa8 Bd1 50.Kb2 Bxc2 51.Kxc2 Rf3
52.Nb6 Kg6 53.Nc8 Rc3+ 54.Kd2 Rxc4 55.Ne7+ Kh5 56.Nc6 Rc5 57.Na7 Rc7 58.Nc6 Kxh4
59.Kd3 Rb7 60.Nxd4 Kg5 61.Kc4 Kf4 62.Nc6 Ke4 63.Nd8 Rd7 64.Nc6 Rc7 65.b6 Rb7
66.Kb5 Kxd5 67.Na5  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Melamedoff, Manuel"]
[Black "Rollansky, R."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A88"]

1.d4 f5 2.Nf3 Nf6 3.g3 g6 4.Bg2 Bg7 5.c4 d6 6.O-O O-O 7.Nc3 c6 8.Qc2 Qc7
9.Rb1 e5 10.e3 f4 11.dxe5 dxe5 12.Ng5 h6 13.Nge4 Nxe4 14.Nxe4 f3 15.Bh1 Bg4
16.b3 Nd7 17.Ba3 c5 18.Rbd1 b6 19.Nc3 Bf5 20.e4 Bg4 21.Rd2 Nb8 22.b4 Nc6
23.bxc5 Nd4 24.Rxd4 exd4 25.cxb6 Qxc4 26.Bxf8 Kxf8 27.b7 Rb8 28.Qc1 Rxb7
29.Qf4+ Kg8 30.Qxg4 dxc3 31.Bxf3 c2 32.e5 c1=Q 33.Bd5+ Qxd5 34.Rxc1 Rb6 35.h4 h5
36.Qa4 a5 37.Qe8+ Kh7 38.Re1  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Benko, Francisco"]
[Black "Quinteros, Miguel A"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B22"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.Qxd4 e6 6.Nf3 Nc6 7.Qe4 f5 8.Qe2 Qc7
9.g3 Nde7 10.Na3 Ng6 11.Nb5 Qb8 12.Bf4 a6 13.Nbd4 Nxd4 14.Nxd4 Nxf4 15.gxf4 g6
16.Bg2 Bh6 17.Qe3 d5 18.h4 Qc7 19.Ke2 Bd7 20.Kf3 Bf8 21.Bf1 Rc8 22.Bd3 Qb6
23.Rab1 Qa5 24.a3 Qc5 25.Ke2 Qe7 26.Rbg1 Kd8 27.Qg3 Qe8 28.Kd2 Kc7 29.Be2 Kb8
30.Qe3 Qd8 31.h5 gxh5 32.Rxh5 Qb6 33.b4 Qd8 34.Rgh1 Qe7 35.Qh3 h6 36.Qe3 Rg8
37.R5h3 Qh7 38.Kc2 Bg7 39.Kb3 Rc7 40.Rg3 Rgc8 41.Qd2 Bf8 42.Bh5 Qe7 43.Rhg1 a5
44.Kb2 Qh4 45.Be2 h5 46.Rf3 Qe7 47.Rh3 h4 48.Rg5 Be8 49.Rg1 Qf7 50.Rgh1 Be7
51.Qd1 Qg6 52.Rg1 Qh6 53.Qd2 Bd7 54.Nb3 axb4 55.axb4 Bf8 56.Nd4 Bg7 57.Qc1 Bf8
58.Kb3 b6 59.Rgh1 Be7 60.Ba6 Rg8 61.Qe3 Ra7 62.Ra1 Bd8 63.Kb2 Rg4 64.Rf3 Qg6
65.Qc1 Qe8 66.Qf1 Be7 67.Be2 Rxa1 68.Qxa1 Qc8 69.Ba6 Qe8 70.Qf1 Rg6 71.Rh3 Qd8
72.Bb5 Qc7 73.Bxd7 Qxd7 74.Qa6 Qb7 75.Qb5 Rg8 76.Nc6+ Kc8 77.Nxe7+ Qxe7 78.Qc6+ Kb8
79.Qxb6+ Kc8 80.Rh1 Re8 81.Qc6+ Kd8 82.Ra1 Qd7 83.Ra8+ Ke7 84.Qc5+ Kf7 85.Ra7 Qxa7
86.Qxa7+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Brond, Victor"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E30"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 b5 7.a3 Bxc3+ 8.bxc3 O-O
9.d6 bxc4 10.Nf3 Nc6 11.e3 Ba6 12.Nd2 Ne5 13.f4 Neg4 14.Qxg4 Nxg4 15.Bxd8 Rfxd8
16.Bxc4 Bb7 17.Ke2 Nf6 18.Rab1 Bxg2 19.Rhg1 Bc6 20.Bb5 Ne8 21.Bxc6 dxc6 22.Nb3 Nxd6
23.Nxc5 Rab8 24.Rgd1 Rxb1 25.Rxb1 Nc4 26.Rb7 Nxa3 27.Rxa7 Nb5 28.Ra6 Nxc3+
29.Kf3 Rd2 30.Rxc6 Nd1 31.h4 Rf2+ 32.Kg3 Rc2 33.Kf3 Rc3 34.Rc7 Rxe3+ 35.Kg2 Rc3
36.h5 Ne3+ 37.Kf2 Nd5 38.Rc8+ Kh7  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Dabin, E."]
[Black "Armas, M."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A13"]

1.Nf3 Nf6 2.c4 e6 3.b3 c5 4.g3 Nc6 5.Bb2 d6 6.Bg2 g6 7.O-O Bg7 8.Nc3 a6 9.d4 O-O
10.e3 Qc7 11.Qe2 Bd7 12.dxc5 dxc5 13.Ng5 Ne7 14.Rad1 Rad8 15.Nce4 Nxe4 16.Nxe4 e5
17.Nc3 Be6 18.Qc2 f5 19.Nd5 Bxd5 20.Bxd5+ Nxd5 21.cxd5 e4 22.Bxg7 Kxg7 23.Qc3+ Kh6
24.Rd2 Qd6 25.a4 b6 26.Qc4 a5 27.Rfd1 Rf6 28.Qe2 Qe5 29.Qc4 Rfd6 30.Kg2 R8d7
31.Kg1 Kg7 32.Qb5 Qc3 33.Qc4 Qf6 34.Kg2 g5 35.f3 exf3+ 36.Kxf3 Qe5 37.Rd3 Re7
38.Qc3 Qxc3 39.Rxc3 Kf6 40.g4 fxg4+ 41.Kxg4 Re4+ 42.Kf3 Ke5 43.Rc4 g4+ 44.Ke2 Rxd5
45.Rf1 Rdd4 46.Rfc1 h5 47.h3 gxh3 48.Kf3 Rxc4 49.Rxc4  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "De la Vega, Hector"]
[Black "Foguelman, Alberto"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D52"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 d5 4.d4 Nbd7 5.Bg5 c6 6.e3 Qa5 7.cxd5 exd5 8.Bd3 Bd6
9.O-O O-O 10.Qc2 Re8 11.a3 Qd8 12.Bxh7+ Kh8 13.Bf5 g6 14.Bxd7 Bxd7 15.e4 dxe4
16.Nxe4 Be7 17.Ne5 Kg7 18.Bh6+ Kg8 19.Ng5 Bf5 20.Qb3 Qd5 21.Qxd5 Nxd5 22.Ngxf7 Kh7
23.Bg5 Bf8 24.Rfe1 Rac8 25.Nc4 Rxe1+ 26.Rxe1 Rc7 27.Nfd6 Bd7 28.Bd8  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Grane, E."]
[Black "Esquivel, Heriberto"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B46"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 a6 6.Be2 Nf6 7.a3 Be7 8.O-O O-O
9.Be3 b5 10.f4 Bb7 11.e5 Ne8 12.Bf3 Qc7 13.Nxc6 Bxc6 14.Bxc6 Qxc6 15.Qh5 g6
16.Qf3 Rc8 17.Ne4 f5 18.Nc3 d5 19.exd6 Qxf3 20.Rxf3 Nxd6 21.Bd4 Nc4 22.Re1 Kf7
23.Nd1 Rfd8 24.c3 a5 25.Rf2 b4 26.axb4 axb4 27.Rfe2 Rc6 28.Nf2 Nxb2 29.Rxb2 bxc3
30.Rb6 Rxb6 31.Bxb6 Rb8 32.Be3 c2 33.Nd3 Rd8 34.Nc1 Rd1 35.Kf2 Ba3 36.Ke2 Rd5
37.Nd3 g5 38.g3 gxf4 39.gxf4 Rd8 40.Ra1 Bd6 41.Rc1 Rg8 42.Rxc2 Rg2+ 43.Kd1 Rg8
44.Rb2 Rd8 45.Ke2 Kf6 46.Bd4+ Kg6 47.Rb7 Re8 48.Rg7+ Kh6 49.Rg3 Re7 50.Bf6 Rd7
51.Ne5 Bxe5 52.Bxe5 Ra7 53.Kd3 Ra2 54.h3 Kh5 55.Kd4 Kh4 56.Rc3 Rd2+ 57.Kc5 Kh5
58.Kc6 h6 59.Rg3 Kh4 60.Ra3 Rd1 61.Bd6 Rh1 62.Kd7 Re1 63.Be5 Re4 64.Kxe6 h5
65.Kf7 Re3 66.Bf6+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Luckis, Marcos"]
[Black "Bibiloni, Jorge Jaime"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A32"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 e6 5.Nc3 a6 6.e4 Nc6 7.Nc2 Qc7 8.Be2 Be7
9.O-O O-O 10.Be3 d6 11.Rc1 Rd8 12.f4 Rb8 13.Qd2 Bd7 14.Bf3 Be8 15.Qf2 Nd7
16.Nd4 Nc5 17.Rfd1 Bf8 18.Nxc6 bxc6 19.Bxc5 dxc5 20.b3 Qxf4 21.Ne2 Qe5 22.Qe1 Be7
23.Qa5 Bg5 24.Rb1 h5 25.Rxd8 Rxd8 26.g3 Rd2 27.Qxa6 Be3+ 28.Kf1 Qf6 29.Kg2 Rxe2+
30.Bxe2 Qf2+ 31.Kh3 Qxe2 32.Qc8 Qg4+ 33.Kg2 Qxe4+ 34.Kh3 Kf8 35.Rf1 Qg4+  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Vidal, Ramon"]
[Black "Gershman, J."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C90"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Be7 7.O-O d6 8.c3 Na5
9.Bc2 c5 10.Nbd2 O-O 11.Re1 Qc7 12.Nf1 Bb7 13.Bg5 Rad8 14.Ng3 g6 15.Qe2 Ne8
16.Rad1 Bxg5 17.Nxg5 Qe7 18.Qe3 Ng7 19.f4 exf4 20.Qxf4 Ne6 21.Nxe6 fxe6 22.Qe3 e5
23.Rf1 Bc8 24.Rxf8+ Rxf8 25.Rf1  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Moszer, E."]
[Black "Crisalle, O."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D94"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 Bg7 5.Nf3 O-O 6.Bd3 c6 7.O-O Nbd7 8.b3 c5
9.Bb2 cxd4 10.exd4 Nb6 11.c5 Nbd7 12.b4 Qc7 13.Re1 Re8 14.Ne5 Nf8 15.a4 Be6
16.f4 N6d7 17.Qf3 f6 18.Nxd7 Bxd7 19.Nxd5 Qd8 20.Bc4 Kh8 21.b5 Rc8 22.a5 e6
23.Nb4 Qc7 24.a6 bxa6 25.Nxa6 Qd8 26.c6 Bxc6 27.bxc6 Qb6 28.Bc3 f5 29.Reb1 Qxc6
30.Qxc6 Rxc6 31.Ra4 Rec8 32.Rbb4 h5 33.Bb2 Kh7 34.Nc5 Kh6 35.Rxa7 Rd6 36.Ba2 Rxc5
37.dxc5 Rd1+ 38.Kf2 Rd2+ 39.Ke3 Rxb2 40.Rxb2 Bxb2 41.c6 e5 42.c7 Bd4+ 43.Ke2  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Pasiuk, R."]
[Black "Luna, Julio"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C20"]

1.e4 e5 2.c4 Nf6 3.d3 c6 4.Nf3 d5 5.cxd5 cxd5 6.Nxe5 Bb4+ 7.Bd2 Bxd2+ 8.Nxd2 O-O
9.Nef3 dxe4 10.dxe4 Re8 11.Be2 Nc6 12.Qc2 Qe7 13.O-O Nb4 14.Qb3 Be6 15.Bc4 Bxc4
16.Nxc4 Nxe4 17.Rfe1 Qc5 18.Ne3 Rac8 19.a3 Nc2 20.Rac1 Nxe1 21.Rxc5 Nxf3+
22.gxf3 Nxc5 23.Qd5 Red8 24.Qg5 Ne6 25.Qg4 h5 26.Qb4 Rc1+ 27.Nf1 Rdd1 28.f4 Rxf1+
29.Kg2 Rg1+ 30.Kf3 Rce1 31.h4 f5 32.Qb3 Kh7 33.Qd5 Kg6 34.Qd7 Re4  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Rosa Bunge, J."]
[Black "Merlo, C."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B06"]

1.e4 g6 2.Bc4 Bg7 3.Bb3 d6 4.Nf3 e6 5.O-O Nd7 6.d4 Ne7 7.Be3 b6 8.Nc3 Bb7
9.Re1 h6 10.Qd2 a6 11.d5 e5 12.Ba4 b5 13.Bb3 f5 14.exf5 gxf5 15.g3 Nf6 16.Nh4 Qd7
17.f4 Ng4 18.fxe5 Bxe5 19.Bd4 O-O-O 20.Ng2 c5 21.dxc6 Qxc6 22.Ba7 h5 23.Rad1 h4
24.Be6+ Kc7 25.Nd5+ Nxd5 26.Bxd5 Qxd5 27.Qa5+ Kd7 28.Rxd5 Bxd5 29.Nxh4 Rdg8
30.Rxe5 Nxe5 31.Nxf5 Nf3+ 32.Kf2 Rxh2+ 33.Ke3 Re8+ 34.Kd3 Be4+ 35.Ke3 Bc6+
36.Kd3 Ne1+ 37.Kc3 Rxc2+ 38.Kb3 Bd5+ 39.Ka3 Rc4 40.b3 b4+ 41.Kb2 Nd3+  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Sarlo, M."]
[Black "Cafure, Emilio"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B65"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O
9.f4 Nxd4 10.Qxd4 Qa5 11.e5 dxe5 12.Qxe5 Qxe5 13.fxe5 Nd5 14.Bxe7 Nxe7 15.Bd3 Nc6
16.Rhe1 Rd8 17.g4 Bd7 18.a3 Rac8 19.h4 Be8 20.g5 Rd4 21.Re4 Rcd8 22.h5 b6
23.Rde1 Rxe4 24.Rxe4 Nd4 25.Rf4 Nc6 26.Re4 Rd4 27.Rxd4 Nxd4 28.Be4 Bc6 29.Bxc6 Nxc6
30.Nb5 a5 31.Kd2 Nxe5 32.Ke2 Kf8 33.Nd6 Nd7 34.a4 Ke7 35.Nc8+ Kd8 36.Nd6 Ne5
37.c3 Kd7 38.Ne4 Kc6 39.b4 Kd5 40.h6 gxh6 41.Nf6+ Kc4 42.gxh6 axb4 43.cxb4 Kxb4
44.Nxh7 Ng4  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Suarez, JM."]
[Black "Moyano Morales, Francisco Javier"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A88"]

1.d4 f5 2.g3 Nf6 3.Bg2 c6 4.Nf3 d6 5.c4 Qc7 6.d5 g6 7.Nc3 Bg7 8.O-O O-O 9.Nd4 c5
10.Ne6 Bxe6 11.dxe6 Nc6 12.Rb1 Rab8 13.b3 Qc8 14.Bg5 Kh8 15.e4 Nxe4 16.Nxe4 fxe4
17.Bxe4 Qxe6 18.Bd5 Qf5 19.Bxc6 Qxg5 20.Bg2 Bd4 21.Qe2 e5 22.Be4 Rf6 23.Kg2 Rbf8
24.f3 b6 25.Rbe1 Bc3 26.Rd1 Bd4 27.Rd3 Qh6 28.h4 Qg7 29.a3 a5 30.Rb1 R6f7
31.Bd5 Ra7 32.a4 Re7 33.Be4 h6 34.Rh1 Ref7 35.Qd2 Rf6 36.Kf1 Rxf3+ 37.Rxf3 Rxf3+
38.Bxf3 e4 39.Bxe4  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "4"]
[White "Sumar, Julio"]
[Black "Gonzalez, G."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D05"]

1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.Nbd2 d5 6.O-O Nbd7 7.Qe2 Ne4 8.c4 Bd6
9.b3 O-O 10.Bb2 a6 11.Rac1 Qe7 12.Ne5 Nxd2 13.Qxd2 Nxe5 14.dxe5 Bc5 15.f4 Rad8
16.Qe2 dxc4 17.bxc4 Ba3 18.Bb1 Bxb2 19.Qxb2 Qc5 20.Qe2 Rd7 21.Rfd1 Rfd8 22.Rxd7 Rxd7
23.Rc3 g6 24.Bd3 b5 25.a3 a5 26.Kf2 Bc6 27.Rb3 b4 28.axb4 axb4 29.Qe1 Rd8
30.Bf1 Rb8 31.Qd2 Ba4 32.Rb2 b3 33.Qd4 Qa3 34.g4 c5 35.Qd2 Bc6 36.Bg2 Bxg2
37.Kxg2 Qa8+ 38.Kg3 Qe4 39.Rxb3  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Gonzalez, G."]
[Black "Luna, Julio"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C92"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.h3 d6
9.c3 Bb7 10.d4 exd4 11.cxd4 d5 12.e5 Ne4 13.Nc3 Na5 14.Bc2 f5 15.exf6 Bxf6
16.Nxe4 dxe4 17.Bxe4 Bxe4 18.Rxe4 c5 19.Qd3 Qd5 20.Bd2 Nc6 21.Rc1 Nxd4 22.Nxd4 Bxd4
23.Be3 Rae8 24.Rxe8 Rxe8 25.b4 Qe4 26.Qxe4 Rxe4 27.Bxd4 cxd4 28.Rd1 Kf7 29.f3 Re2
30.a3 Re3 31.Rxd4 Rxa3 32.Rd7+ Kf6 33.Kf2 Ra4 34.Ra7 h5 35.h4 g5 36.Kg3 Rxb4
37.Rxa6+ Kf5 38.hxg5 h4+ 39.Kh3 Kxg5 40.Ra8 Kf5 41.Rf8+ Kg5 42.Rg8+ Kf5 43.Rh8 Ke5
44.Rb8 Kd6 45.f4 Kc7 46.Rf8 Rc4 47.Kg4 b4 48.Re8 Rc2 49.Re3 Rxg2+ 50.Kxh4 Kc6
51.f5  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Armas, M."]
[Black "Luckis, Marcos"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E12"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.Bg5 Be7 6.e3 Ne4 7.Bxe7 Qxe7 8.Nxe4 Bxe4
9.Bd3 Bxd3 10.Qxd3 Qb4+ 11.Qc3 Qxc3+ 12.bxc3 Nc6 13.Nd2 Na5 14.Rb1 d6 15.Ke2 Ke7
16.Rhc1 Rac8 17.a4 c5 18.e4 cxd4 19.cxd4 Rc7 20.Rc2 Rhc8 21.Rbc1 Nc6 22.Ke3 e5
23.d5 Na5 24.Kd3 g6 25.f3 Rf8 26.Rc3 f5 27.Ke2 Rfc8 28.Kd3 Rc5 29.Nb3 fxe4+
30.fxe4 Nxb3 31.Rxb3 Ra5 32.Ra1 Rf8 33.Ra2 Rc5 34.Rb5 Rfc8 35.Rc2  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Bibiloni, Jorge Jaime"]
[Black "Vidal, Ramon"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C72"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.O-O Nge7 7.Bb3 Ng6 8.d4 Be7
9.dxe5 dxe5 10.Qe2 Na5 11.Rd1 Nxb3 12.axb3 O-O 13.c4 c6 14.Be3 Qc7 15.Nc3 b5
16.Rac1 Qb7 17.Ne1 Be6 18.cxb5 axb5 19.Qc2 f5 20.Nd3 f4 21.Bc5 f3 22.Be3 fxg2
23.Ne2 Rfc8 24.f4 Bh3 25.Nxe5 Nxe5 26.fxe5 Rf8 27.Ng3 Rf3 28.Qe2 Rxe3 29.Qxe3 Bg5
30.Qc5 Qe7 31.Nf5 Qxc5+ 32.Rxc5 Bxf5 33.Kxg2 Bxe4+ 34.Kg3 Rf8 35.Re1 Bf4+
36.Kg4 h5+ 37.Kh3 Bd5 38.Rc2 g5 39.e6 Re8  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Cafure, Emilio"]
[Black "Rosa Bunge, J."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D11"]

1.d4 d5 2.Nf3 Bf5 3.c4 e6 4.Nc3 c6 5.e3 Nd7 6.cxd5 exd5 7.Be2 Bd6 8.b3 Ngf6
9.Bb2 h6 10.Rc1 Qe7 11.O-O Ne4 12.Nd2 O-O 13.Ncxe4 Bxe4 14.Nxe4 Qxe4 15.Bd3 Qh4
16.g3 Qe7 17.Qc2 Nf6 18.Rce1 Qd7 19.f3 Rfe8 20.e4 dxe4 21.fxe4 Bc7 22.e5 Nd5
23.Bf5 Re6 24.Bxe6 Qxe6 25.Qf5 Bb6 26.Qxe6 fxe6 27.a3 Rd8 28.Re4 Ne7 29.g4 Nd5
30.Kg2 Rf8 31.Rxf8+ Kxf8 32.Kf3 Kf7 33.h4 Bd8 34.Kg3 Be7 35.Re1 Bd8 36.Bc1 Bb6
37.Bb2 Bd8 38.Rf1+ Ke8 39.Rf3 Bb6 40.a4 Ba5 41.Ba3 Be1+ 42.Kh3 Bb4 43.Bxb4 Nxb4
44.g5 hxg5 45.hxg5 Nc2 46.Rf4 Ne3 47.g6 Nf5 48.Kg4 a5 49.Kf3 Kd7 50.Ke4 Kc8
51.Rf3 Kd7 52.Rh3 Ne7 53.Rh7 Nf5 54.Rh8 Ne7 55.Rb8 Kc7 56.Rf8 Nxg6 57.Rf7+ Kd8
58.Rxb7 Ne7 59.Ra7 g5 60.Rxa5 g4 61.Ra8+ Kc7 62.Ra7+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Foguelman, Alberto"]
[Black "Quinteros, Miguel A"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E60"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.e3 O-O 5.Nbd2 d6 6.b3 Nbd7 7.Bb2 Re8 8.Be2 e5
9.O-O e4 10.Ne1 c6 11.Nc2 Nf8 12.b4 d5 13.Rc1 h5 14.b5 cxb5 15.cxb5 N8h7
16.a4 Bf8 17.Ba3 Bxa3 18.Nxa3 Ng4 19.h3 Qh4 20.hxg4 hxg4 21.Qc2 Ng5 22.Qc7 Kg7
23.Qh2 Rh8 24.Qxh4 Rxh4 25.f4 exf3 26.gxf3 g3 27.f4 Ne4 28.Nxe4 dxe4 29.Rc7 Rh2
30.Rfc1 Bh3 31.Bf1 Bg4 32.R7c2 Rh4 33.Kg2 Rh3 34.Kg1 Rh4 35.Kg2 Rh3 36.Be2 Rh2+
37.Kxg3 Rxe2 38.Rxe2 Bxe2 39.Rc7 b6 40.Nb1 a6 41.bxa6 Bxa6 42.Nc3 Bd3 43.f5 gxf5
44.Kf4 Bc2 45.Kxf5 Bxa4 46.Kxe4 Bc2+ 47.Kf4 Rb8 48.Nd5 Bb3 49.Nb4 Rd8 50.Rc6 b5
51.Rc5 Bc4 52.d5 Ra8 53.d6 Kf6 54.e4 Ke6 55.e5 Ra4 56.Rc7 Rxb4 57.Re7+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Gershman, J."]
[Black "Melamedoff, Manuel"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D46"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Nf3 c6 5.e3 Nbd7 6.Bd3 Be7 7.O-O O-O 8.e4 dxe4
9.Nxe4 Nxe4 10.Bxe4 Nf6 11.Bc2 b6 12.Qe2 Bb7 13.Re1 Qc7 14.Bg5 Rad8 15.Rad1 Rfe8
16.Qd3 g6 17.Qc3 Ng4 18.Bxe7 Qxe7 19.h3 Nf6 20.Qe3 Qf8 21.Ne5 Nd7 22.Nxd7 Rxd7
23.Be4 Red8 24.Re2 Qb4 25.b3 c5 26.Bxb7 cxd4 27.Qf3 Qe7 28.Be4 f5 29.Bd5 Rd6
30.Rde1 Kf8 31.Rxe6 Rxe6 32.Rxe6 Qg5 33.Qd3 Qc1+ 34.Kh2 Qf4+ 35.Qg3 g5 36.Qxf4 gxf4
37.Kg1 d3 38.Kf1 b5 39.Ke1 bxc4 40.Bxc4 Rd4 41.Kd2  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Grane, E."]
[Black "Brond, Victor"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B84"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Be2 Nf6 6.Nc3 Qc7 7.O-O d6 8.f4 Nbd7
9.f5 e5 10.Nb3 b5 11.Nd5 Nxd5 12.Qxd5 Bb7 13.Qd3 Rc8 14.c3 Be7 15.Bf3 O-O
16.Be3 Rfd8 17.Qe2 d5 18.exd5 Nf6 19.d6 Rxd6 20.Bxb7 Qxb7 21.Bc5 Rd5 22.Bxe7 Qxe7
23.Rad1 Rcd8 24.Rxd5 Rxd5 25.c4 bxc4 26.Qxc4 Qa7+ 27.Kh1 h5 28.h3 Kh7 29.Qe2 a5
30.Nd2 Qd4 31.Nf3 Qf4 32.Ne1 Qg5 33.Qf2 e4  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Merlo, C."]
[Black "Pasiuk, R."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B23"]

1.e4 c5 2.Nc3 a6 3.g3 b5 4.Bg2 Bb7 5.d3 g6 6.Be3 d6 7.Nge2 Bg7 8.Qd2 e6 9.O-O h5
10.h3 Ne7 11.d4 c4 12.d5 e5 13.f4 exf4 14.gxf4 Nd7 15.Bd4 Bxd4+ 16.Nxd4 Qb6
17.Kh1 Nc5 18.b4 cxb3 19.axb3 Rc8 20.Rfe1 Qc7 21.Re3 Kf8 22.Rf1 Nd7 23.f5 gxf5
24.Nxf5 Nxf5 25.exf5 Ne5 26.f6 Rg8 27.Be4 Qc5 28.Bf5 b4 29.Rg3 Ng4 30.hxg4 bxc3
31.Qh6+ Ke8 32.Qe3+ Qxe3 33.Rxe3+ Kd8 34.Bxc8 Bxd5+ 35.Kh2 Kxc8 36.Rxc3+ Kd7
37.gxh5 Rg5 38.Re1 Rxh5+ 39.Kg3 Be6 40.Rce3 Rh3+ 41.Kg2 Rh6 42.Rf1 Bd5+ 43.Kg3 Rg6+
44.Kh4 Be6 45.Rf2 d5 46.Re5 Rg4+ 47.Kh5 Rg3 48.Kh6 Rg6+ 49.Kh7 Rg4 50.Rh5 a5
51.Kh8 a4 52.bxa4 Rxa4 53.Rh7 Ke8 54.Kg8 Rg4+ 55.Rg7 Rc4 56.Re2 Kd7 57.Rxf7+ Kd6
58.Kf8 Rf4 59.Ra7 Rxf6+ 60.Kg7 Bg4 61.Rd2 Rf4 62.Ra5 Bf3 63.Kg6 Rc4 64.Kf6 Be4
65.Ra6+ Kc5  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Moszer, E."]
[Black "Suarez, JM."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D27"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.e3 c5 5.Bd3 dxc4 6.Bxc4 a6 7.a4 Nc6 8.O-O Be7
9.Nc3 O-O 10.h3 cxd4 11.exd4 Nb4 12.Bg5 b6 13.Qb3 a5 14.Rad1 Bb7 15.Ne5 Nfd5
16.Bxe7 Qxe7 17.g3 Rac8 18.Rfe1 Rfd8 19.Nxd5 Bxd5 20.Bxd5 Rxd5 21.Rc1 Qb7
22.Qf3 Rc7 23.Rc3 Rd8 24.Qxb7 Rxb7 25.Nc6 Nxc6 26.Rxc6 g6 27.Rd1 Rd5 28.f4 b5
29.axb5 Rbxb5 30.Rc2 Rb3 31.Kf2 Rdb5 32.Rdd2 Kf8 33.Kg2 Ke7 34.Rc7+ Kf6 35.Rcc2 Re3
36.Re2 Rd3 37.Red2 Rdb3 38.Kf2 h5 39.h4 Kf5 40.Rc5+ Kg4 41.Rdc2 Rxb2 42.Rg5+ Kh3
43.Rxb2 Rxb2+ 44.Kf3 Rb3+ 45.Ke4 a4 46.Ra5 Kxg3 47.Ra7 f5+ 48.Ke5 Re3+ 49.Kf6 Kxf4
50.Kxg6 Kg4 51.Rxa4 Re4 52.Kf6 Kxh4 53.Ra1 f4 54.Rh1+ Kg4 55.Rg1+ Kf3 56.Rh1 Ke3  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Moyano Morales, Francisco Javier"]
[Black "Crisalle, O."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B64"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O
9.f4 h6 10.Bh4 Nxe4 11.Bxe7 Nxd2 12.Bxd8 Nxf1 13.Nxc6 bxc6 14.Be7 Re8 15.Rhxf1 Rxe7
16.Rxd6 c5 17.Rfd1 Kf8 18.Nb5 g6 19.Rd8+ Kg7 20.Nd6  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Najdorf, Miguel"]
[Black "De la Vega, Hector"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E05"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Nf3 Be7 5.g3 dxc4 6.Bg2 a6 7.Ne5 Nbd7 8.Nxc4 O-O
9.O-O c5 10.dxc5 Bxc5 11.Bf4 Qe7 12.Rc1 e5 13.Be3 Rd8 14.Qb3 Rb8 15.Rfd1 Bxe3
16.Nxe3 Nf8 17.Ncd5 Nxd5 18.Nxd5 Qe8 19.Nc7 Qe7 20.Nxa6 Be6 21.Qb4 Rxd1+
22.Rxd1 Rd8 23.Rd3 Rxd3 24.exd3 Qg5 25.Bxb7 Bh3 26.Qc3 h5 27.Nc5 Ng6 28.Qe1 f5
29.a4 h4 30.a5 Nf4 31.a6 Ne2+ 32.Kh1 hxg3 33.fxg3 Qe3 34.a7 Bg2+ 35.Bxg2 Nxg3+
36.hxg3 Qxe1+ 37.Kh2  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Rollansky, R."]
[Black "Esquivel, Heriberto"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A22"]

1.c4 e5 2.Nc3 Nf6 3.g3 Be7 4.Bg2 O-O 5.Nf3 d6 6.d4 exd4 7.Nxd4 c6 8.O-O Be6
9.b3 Qc8 10.Bb2 Bh3 11.e4 Bd7 12.f4 Ng4 13.Qf3 Bf6 14.Nc2 h5 15.h3 Nh6 16.Qxh5 Kh7
17.f5 g6 18.Qd1 Be5 19.g4 Qd8 20.f6 Rh8 21.Qf3 Kg8 22.g5 Qb6+ 23.Rf2 Bh2+
24.Kf1 Nf5 25.exf5 Bxf5 26.Na4 Qc7 27.Nd4 Bd7 28.Re1 Na6 29.Re7 Rh4 30.Qe3 Rd8
31.Rxf7 Be5 32.Rg7+ Kh8 33.Ne6 Bxe6 34.Rxc7 Nxc7 35.Bxe5 Re8 36.f7+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Sarlo, M."]
[Black "Dabin, E."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B45"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bg5 Bb4 7.f4 Qa5 8.Bxf6 Bxc3+
9.Kf2 gxf6 10.bxc3 Qxc3 11.Nb5 Qc5+ 12.Kf3 Ke7 13.Qd3 a6 14.Qa3 Qxa3+ 15.Nxa3 b5
16.Bd3 Bb7 17.Ke3 Rhg8 18.Rhg1 h5 19.g3 Nb4 20.Be2 Rac8 21.c4 bxc4 22.Bxc4 Nc2+
23.Nxc2 Rxc4 24.Nd4 Rgc8 25.Rgd1 Ra4 26.Rd2 a5 27.Rad1 Rc3+ 28.Kf2 Bxe4 29.Nb5 Rf3+
30.Ke2 Bc6 31.Nd4 Rc3 32.Ke1 Bd5 33.Nb5 Rc5 34.Nd4 Rxa2 35.Nf5+ Kf8 36.Ne3 Rxd2
37.Rxd2 Bc6 38.g4 hxg4 39.Nxg4 Ke7 40.h4 Rc4 41.Rf2 Rc5  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "5"]
[White "Sumar, Julio"]
[Black "Benko, Francisco"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B38"]

1.c4 c5 2.Nc3 g6 3.Nf3 Bg7 4.d4 cxd4 5.Nxd4 Nc6 6.Nc2 Nf6 7.e4 d6 8.Be2 Bd7
9.O-O O-O 10.Be3 Qc8 11.f3 Ne5 12.b3 a6 13.Qd2 Rb8 14.Nd4 Nc6 15.Rac1 Nxd4
16.Bxd4 b6 17.a4 Qb7 18.Rfd1 Rfd8 19.Ra1 Bc6 20.Rdb1 Ne8 21.b4 Qc7 22.b5 axb5
23.cxb5 Bxd4+ 24.Qxd4 Bb7 25.a5 e5 26.axb6 Qc8 27.Qc4 Qe6 28.Nd5 Rdc8 29.Qb3 Bxd5
30.exd5 Qf6 31.Ra6 Qf4 32.Rd1 Nf6 33.g3 Qg5 34.Kg2 Nd7 35.b7 Rxb7 36.Rxd6 Nc5
37.Qc4 Qe3 38.Rc6 Rxc6 39.dxc6 Ra7 40.b6 Ra4 41.Qc2 Ne6 42.c7 Ra5 43.c8=Q+ Kg7
44.Qxe6  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Cafure, Emilio"]
[Black "Grane, E."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D37"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.e3 Be7 5.Nf3 Nbd7 6.Bd3 O-O 7.O-O b6 8.e4 dxe4
9.Nxe4 Bb7 10.Nc3 Re8 11.Bf4 a6 12.Qc2 Nf8 13.Rad1 Ng6 14.Be3 Qc8 15.Ne5 c5
16.Nxg6 hxg6 17.Rfe1 Qc6 18.Bf1 cxd4 19.Bxd4 Bc5 20.Bxc5 bxc5 21.Qa4 Qb6
22.Qa3 Bc6 23.Rd6 Rec8 24.Red1 Qb4 25.Qxb4 cxb4 26.Ne2 Ne4 27.R6d3 Nc5 28.R3d2 Ne4
29.Rc2 Rd8 30.Rcc1 Nc5 31.Nd4 Bb7 32.Be2 Na4 33.c5 Nxb2 34.c6 Bc8 35.Rd2 Na4
36.Bf3 Rd6 37.Rcc2 Nb6 38.Nb3 Nd5 39.Rc5 Kf8 40.Na5 Rb8 41.Nc4 Ke7 42.Nxd6 Kxd6
43.Rc1 Kc7 44.Bxd5 exd5 45.Rxd5 Be6 46.Rd2 Rb6 47.Kf1 a5 48.Ke2 a4 49.Kd3 b3
50.axb3 axb3 51.Rb2 Bf5+ 52.Kd4 Bc2 53.Re1 Kxc6 54.Re8 Kb5 55.Rc8 Rd6+ 56.Ke3 Rc6
57.Rxc6 Kxc6  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Benko, Francisco"]
[Black "Merlo, C."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C63"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 d5 6.Nc3 Bg4 7.h3 Bxf3 8.Qxf3 Nf6
9.d3 Qd6 10.Bg5 O-O-O 11.Bxc6 bxc6 12.O-O-O Qe6 13.Kb1 Bd6 14.Rhe1 Rdf8 15.Bxf6 gxf6
16.d4 e4 17.Qe2 f5 18.Qa6+ Kd7 19.Na4 Rb8 20.Qxa7 Rb5 21.c4 Rbb8 22.g4 fxg4
23.hxg4 Qxg4 24.cxd5 cxd5 25.Nc5+ Ke7 26.Qa3 Rhf8 27.Qe3 Rf3 28.Qe2 Qf5 29.Rd2 Rf8
30.Rf1 h5 31.a4 Ra8 32.Rc2 h4 33.Nb7 Rxa4 34.Nxd6 Kxd6 35.Qb5 Qd7 36.Qc5+ Ke6
37.Rg1 Rd3 38.Rg6+ Kf5 39.Rc6 Rd1+ 40.Rc1 Rxc1+ 41.Qxc1 Rxd4 42.Qh6 Qf7 43.Qxh4 Rd1+
44.Kc2 Rd3 45.f4 Qg7 46.Qh5+ Kxf4 47.Rg6 Qd7 48.Qg5+ Kf3 49.Rf6+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Brond, Victor"]
[Black "Gershman, J."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E31"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 exd5 7.cxd5 d6 8.e3 O-O
9.Bd3 Re8 10.Ne2 Nbd7 11.O-O a6 12.a4 Ne5 13.Ne4 g5 14.Nxg5 hxg5 15.Bxg5 Nxd3
16.Qxd3 Kg7 17.Ng3 Qd7 18.e4 Qg4 19.f4 Nh5 20.h3 Qxg3 21.Rf3 Nxf4 22.Bxf4 Qh4
23.Raf1 f6 24.Rg3+ Kh8 25.Rg6 c4 26.Qf3 Bc5+ 27.Kh1 Bg4 28.Rxg4 Qh7 29.Be5  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Vidal, Ramon"]
[Black "Gonzalez, G."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A03"]

1.d4 Nf6 2.e3 g6 3.Bd3 Bg7 4.f4 c5 5.Nf3 Qc7 6.c3 d5 7.O-O O-O 8.Nbd2 cxd4
9.exd4 Qxf4 10.Ne5 Qh4 11.Ndf3 Qh5 12.Be2 Ng4 13.h3 Nxe5 14.Nxe5 Qh4 15.Rf4 Qg3
16.Rf3 Qh4  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Crisalle, O."]
[Black "Dabin, E."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B45"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.a3 Be7 7.Be2 O-O 8.O-O d6
9.Nb3 a6 10.f4 b5 11.Bf3 Bb7 12.Be3 Qc7 13.Qe2 Rad8 14.Rad1 Nd7 15.Qf2 Na5
16.Nxa5 Qxa5 17.Rd2 b4 18.axb4 Qxb4 19.Ne2 Nc5 20.c3 Qa4 21.Ng3 Nb3 22.Rdd1 a5
23.f5 e5 24.Rfe1 Qc6 25.Nh5 f6 26.h4 Rf7 27.Ng3 Ba6 28.h5 Bc4 29.h6 Bf8 30.hxg7 Bxg7
31.Nh5 Bf8 32.Qh4 Be7 33.Bh6 Kh8 34.Kh2 d5 35.Ng3 Nc5 36.Bh5 dxe4 37.Rxd8+ Bxd8
38.Bxf7 Bxf7 39.Qg4  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "De la Vega, Hector"]
[Black "Sumar, Julio"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A33"]

1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 e6 6.Ndb5 d6 7.Bf4 e5 8.Bg5 a6
9.Bxf6 gxf6 10.Na3 f5 11.e3 Be6 12.Nab1 Bg7 13.Nd5 Qa5+ 14.Nbc3 e4 15.Qd2 Bxd5
16.Nxd5 Rc8 17.Be2 Qxd2+ 18.Kxd2 Na5 19.Rac1 Bxb2 20.Rc2 Be5 21.Rg1 h5 22.h4 Rc5
23.g3 Kd7 24.Nb6+ Ke6 25.Rb1  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Esquivel, Heriberto"]
[Black "Moyano Morales, Francisco Javier"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A00"]

1.b4 d5 2.Bb2 e6 3.b5 Nf6 4.e3 Bd6 5.Nf3 c5 6.c4 O-O 7.Qc2 Nbd7 8.a4 a5 9.d3 b6
10.Nbd2 Bb7 11.Be2 Qe7 12.h3 Rad8 13.O-O-O e5 14.e4 dxe4 15.dxe4 Rfe8 16.g4 Nf8
17.Bd3 Ne6 18.Nf1 Nd4 19.Nxd4 exd4 20.f3 Nd7  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Luckis, Marcos"]
[Black "Moszer, E."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E80"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 Nbd7 6.Nh3 e5 7.d5 a5 8.Be3 O-O 9.Qd2 Nc5
10.Nf2 Ne8 11.g4 f5 12.gxf5 gxf5 13.Bg5 Bf6 14.Rg1 Kh8 15.Be2 f4 16.Bxf6+ Qxf6
17.O-O-O Bd7 18.Rg2 Rg8 19.Rxg8+ Kxg8 20.Nd3 Nxd3+ 21.Bxd3 Qg7 22.Qf2 Kh8
23.c5 Qh6 24.Rg1 dxc5 25.Qxc5 Qd6 26.Qxd6 cxd6 27.Kd2 Rc8 28.Bb5 Bxb5 29.Nxb5 Rc5
30.a4 Rc4 31.b3 Rc8 32.Kd3 Rc5 33.Na3 Rc7 34.Nc4 Rc8 35.Nb6 Rc7 36.Kd2 Re7
37.Nc4 b6 38.Kc3 Rc7 39.b4 Rb7 40.bxa5 bxa5 41.Nxa5 Ra7 42.Kb4 Nc7 43.Nc4 Na6+
44.Kb5 Nc5 45.a5 Nb3 46.a6 Nc5 47.Ra1  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Luna, Julio"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B83"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 Be7 7.O-O Nc6 8.Be3 Bd7
9.f4 O-O 10.Qe1 Nxd4 11.Bxd4 Bc6 12.Bd3 Nd7 13.Rd1 e5 14.Be3 exf4 15.Bxf4 Ne5
16.Kh1 Bf6 17.Ne2 Ng6 18.Bc1 Be5 19.Ng1 Qb6 20.Nf3 Bxb2 21.Bxb2 Qxb2 22.Qg3 Qxa2
23.Nd4 Qa3 24.Nf5 Qc5 25.h4 Qe5 26.Qg4 Kh8 27.Rde1 Rae8 28.Ng3 Qe6 29.Nf5 Rg8
30.Qg3 Ne5 31.Re3 g6 32.Nh6 Rgf8 33.Be2 f5 34.exf5 gxf5 35.Qg5 Be4 36.Rg3 Qf6
37.Nxf5 Qxg5 38.Rxg5 Nf7 39.Rh5 Bxc2 40.Bb5 Ra8  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Melamedoff, Manuel"]
[Black "Foguelman, Alberto"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B95"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bg5 b5 8.Bd3 Bb7
9.O-O Be7 10.Qe2 Nbd7 11.Nb3 O-O 12.a3 Rc8 13.Rad1 Qc7 14.f4 Rfd8  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Pasiuk, R."]
[Black "Rollansky, R."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C18"]

1.d4 e6 2.e4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.f4 Qa5 8.Bd2 Qa4
9.Nf3 Nbc6 10.Qb1 c4 11.Be2 Bd7 12.O-O O-O-O 13.Ra2 f5 14.Rb2 b6 15.Qa2 h6
16.Rfb1 Rdg8 17.Rb5 Nxe5 18.R5b4 Nxf3+ 19.Bxf3 Qa6 20.a4 g5 21.g3 Nc6 22.R4b2 Nd8
23.Ra1 Qb7 24.Qa3 Qc7 25.Kf2 Nf7 26.a5 b5 27.a6 Nd6 28.Rab1 Rg7 29.Rb4 g4
30.Bg2 h5 31.Qa1 h4 32.Rg1 hxg3+ 33.hxg3 Rh3 34.Ke3 Ne4 35.Be1 Rgh7 36.Bxe4 dxe4
37.Bf2 e5 38.fxe5 Qd8 39.Ke2 e3 40.Rf1 exf2 41.Qc1 R7h5 42.d5 f4 43.Qxf4 Qe8
44.e6 Bxe6 45.dxe6 Qxe6+ 46.Kd2 Rf5  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Quinteros, Miguel A"]
[Black "Armas, M."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B07"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 c6 5.f3 Bg7 6.Qd2 Nbd7 7.Bc4 b5 8.Bd3 Qc7
9.Nge2 Nb6 10.Bh6 O-O 11.h4 e5 12.dxe5 dxe5 13.h5 b4 14.Nd1 c5 15.c4 Be6
16.Bxg7 Kxg7 17.hxg6 fxg6 18.Ne3 Kg8 19.g4 Ne8 20.Rh3 Nd6 21.Qc2 a5 22.Nd5 Bxd5
23.exd5 Qf7 24.O-O-O a4 25.Rdh1 b3 26.axb3 axb3 27.Qxb3 Ra1+ 28.Kc2 Rxh1
29.Rxh1 Qxf3 30.Qxb6 e4 31.Nc3 exd3+ 32.Kb3 Qxh1 33.Qxd6 Qe1 34.Qxc5 Rb8+
35.Ka2 d2 36.Qa7 Re8 37.Qa4 Qe5 38.d6 Rd8 39.d7 Qd6 40.Nd5 Kg7 41.Qc2 Rxd7
42.Qxd2  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Rosa Bunge, J."]
[Black "Sarlo, M."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B65"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O
9.f4 Nxd4 10.Qxd4 Qa5 11.Kb1 h6 12.Bh4 Rd8 13.Be2 Bd7 14.g4 Bc6 15.g5 hxg5
16.Bxg5 b5 17.Rhg1 Kf8 18.Bxf6 Bxf6 19.e5 Be7 20.exd6 Bf6 21.Qc5 Bxc3 22.bxc3 Bd5
23.d7+ Kg8 24.c4 Be4 25.Qe5 Qb4+ 26.Ka1 Bg6 27.Bd3 Qe7 28.Bxg6 fxg6 29.Rxg6 Rxd7
30.Rdg1  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "6"]
[White "Suarez, JM."]
[Black "Bibiloni, Jorge Jaime"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B04"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Nc6 5.c4 Nb6 6.exd6 cxd6 7.b3 Nd7 8.Be2 Nf6
9.d5 Nb8 10.O-O g6 11.Bb2 Bg7 12.Nc3 O-O 13.Nd4 Nbd7 14.Qd2 Qb6 15.Rad1 Nc5
16.Bf3 Bg4 17.Bxg4 Nxg4 18.h3 Nf6 19.Rfe1 Rfe8 20.Re2 Nfd7 21.Nf3 a5 22.Nb5 Nf6
23.Rde1 Qd8 24.g3 Na6 25.Bc3 a4 26.Qc2 Rc8 27.Qb2 Qd7 28.Kg2 Nc5 29.Rd1 axb3
30.axb3 Qf5 31.Bd4 Nh5 32.Bxg7 Nxg7 33.Nfd4 Qg5 34.Nf3 Qf5 35.Re3 Qd7 36.Nfd4 Nf5
37.Nxf5 Qxf5 38.Qe2 Qf6 39.Re1 e5 40.dxe6 Rxe6 41.Qd2 Rxe3 42.Rxe3 Rd8 43.Nc7 Ne6
44.Nd5 Qd4 45.Qe1 Re8 46.Qb4 Ng7 47.Qxd6  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Merlo, C."]
[Black "Quinteros, Miguel A"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B21"]

1.e4 c5 2.f4 Nc6 3.Nf3 Qc7 4.d3 d6 5.c4 g6 6.Nc3 Bg7 7.h3 e6 8.Be3 Nd4 9.Be2 Ne7
10.O-O a6 11.Qd2 Bd7 12.Rab1 O-O 13.Bd1 b5 14.Ne2 Nxf3+ 15.Rxf3 d5 16.cxd5 exd5
17.Rc1 dxe4 18.dxe4 c4 19.Bd4 Bc6 20.Bxg7 Kxg7 21.f5 Ng8 22.Qc3+ f6 23.Nf4 Bd7
24.Nd5 Qc5+ 25.Kh1 gxf5 26.Rg3+ Kh8 27.Bc2 Bc6 28.Rf1 Bxd5 29.exd5 Ne7 30.Bxf5 Qxd5
31.Qc2 Nxf5 32.Rxf5 Qd6 33.Rh5 Rf7 34.Qg6 Raf8 35.Rf3 Qd1+ 36.Kh2 Rg7 37.Qf5 Qd4
38.Rf2 Qd6+ 39.Kh1 Re8 40.Rf1 Qg3 41.Qd5 Reg8 42.Rg1 Qf2 43.a4 bxa4 44.g4 Qxb2
45.Qxc4 Qb7+ 46.Kh2 Rc8 47.Qxa4 Qb2+ 48.Rg2 Qb8+ 49.Kh1 Rc1+ 50.Rg1 Qb7+
51.Kh2 Qc7+ 52.Kh1 Re7 53.Qb4 Rxg1+ 54.Kxg1 Qc1+ 55.Kf2 Qe3+ 56.Kf1 Qe2+
57.Kg1 Qd1+  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Armas, M."]
[Black "Pasiuk, R."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A81"]

1.d4 f5 2.Nf3 Nf6 3.g3 e6 4.Bg2 d5 5.b3 Bd6 6.Nbd2 O-O 7.O-O f4 8.e3 fxe3
9.fxe3 Ng4 10.Qe2 e5 11.dxe5 Nxe5 12.Bb2 Ng4 13.e4 Bc5+ 14.Bd4 Qe7 15.Kh1 dxe4
16.Nxe4 Bxd4 17.Nxd4 Re8 18.Rae1 Ne5 19.h3 c5 20.Nb5 Nbc6 21.Ned6 Rd8 22.Nc4 a6
23.Nbd6 Rxd6 24.Nxd6 Qxd6 25.Bxc6 Qxc6+ 26.Kh2 Bxh3 27.Kxh3 Re8 28.Qh5 g6
29.Qg5 Qe6+ 30.Kg2 Kg7 31.c4 b5 32.cxb5 axb5 33.Qe3 c4 34.bxc4 bxc4 35.Qd4 Kg8
36.Rxe5 Qxe5 37.Qxc4+ Re6 38.Qc8+ Re8 39.Qc4+ Kh8 40.Rf2  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Crisalle, O."]
[Black "Rosa Bunge, J."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B41"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.a3 Nf6 6.Nc3 b5 7.Bg5 Qa5 8.Bd3 b4
9.Bxf6 gxf6 10.axb4 Qxb4 11.Nb3 Nc6 12.O-O Bb7 13.f4 h5 14.Ra4 Qb6+ 15.Kh1 Bb4
16.Ne2 Ke7 17.c3 Bd6 18.Ned4 h4 19.Qe2 h3 20.g3 f5 21.Kg1 fxe4 22.Bxe4 Rag8
23.Kh1 Kd8 24.Qd3 Nxd4 25.Nxd4 Qxb2 26.Nc6+ Bxc6 27.Bxc6 Ke7 28.Rd1 Qb8 29.Bf3 Qc7
30.Rd4 Rb8 31.Rxd6 Rhd8 32.f5 Rb3 33.fxe6 Qxc3 34.Rxd7+ Rxd7 35.Qxd7+ Kf6
36.Qxf7+ Ke5 37.e7  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Dabin, E."]
[Black "Esquivel, Heriberto"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D45"]

1.d4 Nf6 2.c4 d5 3.Nc3 c6 4.e3 e6 5.Nf3 Be7 6.Be2 Nbd7 7.O-O O-O 8.Qc2 h6
9.b3 b6 10.cxd5 cxd5 11.Bb2 Bb7 12.Bd3 Rc8 13.Qe2 Ne4 14.Rac1 Bb4 15.Nb5 a6
16.a3 Be7 17.Rxc8 Bxc8 18.Nc3 Nxc3 19.Bxc3 b5 20.b4 Bb7 21.Bb1 f5 22.Bb2 Bd6
23.Rc1 Nb6 24.Ne1 Nc4 25.f4 Kh7 26.Nd3 g5 27.g3 Rg8 28.Re1 Rg7 29.Bc1 g4
30.Nc5 Bc8 31.Kg2 Qe8 32.Rh1 Qh5 33.Kf2 Qh3 34.Qf1 Qxf1+ 35.Kxf1 h5 36.Kf2 Kh6
37.Bd3 Bxc5 38.dxc5 Bb7 39.h4 d4 40.Re1 dxe3+ 41.Bxe3 Nb2 42.Bf1 Re7 43.Bd4 Nc4
44.Bxc4 bxc4 45.Rc1 Bd5 46.Bc3 Kg6 47.Ke3 Kf7 48.Be5 Rb7 49.Kd4 Ke7 50.Rxc4 Bxc4
51.c6 Rb5 52.Kxc4 Kd8 53.a4 Rd5 54.b5 Rd1 55.b6 Rc1+ 56.Kd3 Rxc6 57.b7 Rb6
58.b8=Q+ Rxb8 59.Bxb8 Kc8 60.Kd4  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Foguelman, Alberto"]
[Black "Benko, Francisco"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A43"]

1.d4 c5 2.d5 d6 3.e4 g6 4.Bd2 Nf6 5.Bc3 Bh6 6.Bb5+ Bd7 7.Bxd7+ Nbxd7 8.Ne2 b5
9.b3 O-O 10.Ng3 Qc7 11.O-O b4 12.Bb2 c4 13.bxc4 Qxc4 14.Nd2 Bxd2 15.Qxd2 Rfc8
16.Bd4 Qxc2 17.Qxc2 Rxc2 18.Rfc1 Rxc1+ 19.Rxc1 a5 20.Rc7 Kf8 21.Kf1 Ke8 22.Ke2 Kd8
23.Rb7 Kc8 24.Ra7 Rxa7 25.Bxa7 Kb7 26.Bd4 Ka6 27.f3 Kb5 28.Nf1 e5 29.dxe6 fxe6
30.Nd2 e5 31.Bb2 Ne8 32.g3 g5 33.Nf1 Nc7 34.Ne3 Ne6 35.Nf5 Kc5 36.Kd3 Nb6
37.Bc1 d5 38.Nh6 Nd7 39.Nf7 a4 40.Nxg5 Nxg5 41.Bxg5 Kc6 42.exd5+ Kxd5 43.Be7 Nc5+
44.Bxc5 Kxc5 45.g4 a3 46.Kc2 Kd4 47.h4 Ke3 48.g5 Kxf3 49.h5 e4 50.g6 hxg6
51.hxg6 e3 52.g7 e2 53.g8=Q e1=Q  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Gershman, J."]
[Black "Luna, Julio"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A54"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.g3 e5 5.Bg2 Be7 6.Nf3 O-O 7.O-O Re8 8.b3 Bf8
9.Bb2 g6 10.e4 c6 11.Re1 a5 12.Qd2 Qc7 13.Rad1 Bg7 14.h3 Nf8 15.dxe5 dxe5
16.Ba3 N6d7 17.Bd6 Qd8 18.c5 Ne6 19.Na4 Qf6 20.Nb6 Nxb6 21.Bxe5 Qe7 22.cxb6 Bxe5
23.Nxe5 Ng5 24.Ng4 h5 25.h4 Bxg4 26.hxg5 Red8 27.Qc2 Rxd1 28.Rxd1 Bxd1 29.Qxd1 Rd8  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Gonzalez, G."]
[Black "Brond, Victor"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B40"]

1.e4 c5 2.Nf3 e6 3.b4 cxb4 4.d4 Nf6 5.Bd3 Be7 6.O-O Nc6 7.c4 d5 8.e5 Ne4
9.Bb2 O-O 10.Qe2 Nc3 11.Nxc3 bxc3 12.Bxc3 dxc4 13.Bxc4 Nb4 14.Bxb4 Bxb4 15.Rab1 Qe7
16.Qe4 Ba5 17.Bd3 g6 18.Qe3 Bb6 19.Be4 Rb8 20.h4 Bd7 21.h5 Bc6 22.Bxc6 bxc6
23.Qh6 Rbd8 24.Ng5 f6 25.Ne4 fxe5 26.hxg6 Rxd4 27.Qxh7+ Qxh7 28.gxh7+ Kh8
29.Rbe1 Rf5 30.g3 Kxh7 31.Kg2 c5 32.Re2 c4 33.f3 Kg6 34.Rc2 Ba5 35.Rfc1 c3
36.Nxc3 Bxc3 37.Rxc3 Rd2+ 38.Kg1 Rxa2 39.Re1 Kf6 40.Rce3 a5 41.g4 Rg5 42.R1e2 Rxe2
43.Rxe2 Rg8 44.Re4 Ra8 45.Ra4 e4 46.f4 Rg8 47.Kf2 Rxg4 48.Ke3 Rg1 49.Rxa5 Re1+
50.Kf2 Rd1 51.Ke3 Rd5 52.Ra8  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Grane, E."]
[Black "Melamedoff, Manuel"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B18"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Nf3 e6 7.Bc4 Be7 8.Qe2 Qc7
9.h4 h6 10.Ne5 Bh7 11.Nxf7 Kxf7 12.Qxe6+ Ke8 13.O-O Kd8 14.d5 cxd5 15.Qxd5+ Qd7
16.Qf3 Nf6 17.Rd1 Bd6 18.Bf4 Ne8 19.Bxd6 Nxd6 20.Rxd6 Qxd6 21.Rd1 Qxd1+ 22.Qxd1+ Kc7
23.Qg4 Nc6 24.Qxg7+ Kb6 25.Ne2 Rhe8 26.Nc3 Bxc2 27.Nd5+ Kc5 28.Qc3 Be4 29.b4+ Kd6
30.Qf6+ Kd7 31.Qf7+ Kd6 32.Qc7+ Ke6 33.Ne3+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Luckis, Marcos"]
[Black "Cafure, Emilio"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D29"]

1.d4 d5 2.c4 dxc4 3.e3 Nf6 4.Bxc4 e6 5.Nf3 a6 6.O-O b5 7.Bb3 Bb7 8.Qe2 c5
9.dxc5 Bxc5 10.a4 Qb6 11.axb5 axb5 12.Rxa8 Bxa8 13.Nc3 b4 14.Na4 Qa5 15.Nxc5 Qxc5
16.Bd2 O-O 17.Rc1 Qd6 18.Be1 Nc6 19.Rd1 Qc5 20.Qc4 Qh5 21.Qh4 Qc5 22.Qc4 Qh5
23.Ba4 Ne7 24.Bxb4 Ng4 25.Qc5  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Moszer, E."]
[Black "Sarlo, M."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A17"]

1.c4 Nf6 2.Nc3 e6 3.g3 Nc6 4.Bg2 Be7 5.d4 d5 6.cxd5 exd5 7.Nf3 h6 8.O-O O-O
9.h3 Re8 10.Ne5 Bf8 11.f4 Bf5 12.a3 Be4 13.Bxe4 Nxe5 14.fxe5 Nxe4 15.Nxe4 dxe4
16.Be3 Qd5 17.b4 Re6 18.Rc1 c6 19.Qc2 a5 20.Rb1 axb4 21.axb4 Ra2 22.Rb2 Rxb2
23.Qxb2 Qc4 24.Rc1 Qb5 25.Ra1 Kh7 26.Qc2 Rg6 27.Kf2 Qd5 28.g4 b5 29.Qd2 Be7
30.Bf4 Qb3 31.Qe3 Qxb4 32.Rc1 Qa3 33.Qxa3 Bxa3 34.Rb1 f5 35.gxf5  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Moyano Morales, Francisco Javier"]
[Black "Bibiloni, Jorge Jaime"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C55"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Nf6 5.O-O d6 6.Nxd4 Be7 7.Nc3 Bd7 8.f4 O-O
9.Nf3 a6 10.a3 Na5 11.Bd3 Be6 12.Nd5 h6 13.Nxe7+ Qxe7 14.e5 dxe5 15.fxe5 Nd5
16.Bxh6 Qc5+ 17.Kh1 gxh6 18.Nd4 Qe7 19.Rf3 Rfd8 20.Qd2 Kf8 21.Raf1 Nc6 22.Qxh6+ Ke8
23.Qh5 Nxd4 24.Rxf7 Bxf7 25.Rxf7 Qxf7 26.Bg6 Qxg6 27.Qxg6+ Kd7 28.c3 Ne6
29.c4 Ndf4 30.Qf7+ Kc6 31.h4 Rd1+ 32.Kh2 Rad8 33.Qh7 R8d3 34.b4 R1d2 35.b5+ axb5
36.Qe4+ Kb6  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Najdorf, Miguel"]
[Black "Vidal, Ramon"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E73"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 Nbd7 7.Qd2 c6 8.h4 h5
9.Nh3 a6 10.f3 b5 11.Nf2 Rb8 12.Be3 Qa5 13.a3 bxc4 14.Bxc4 Qc7 15.Rc1 e5
16.d5 c5 17.Na4 a5 18.Nd3 Qa7 19.O-O Kh7 20.b4 axb4 21.axb4 Ba6 22.bxc5 Bxc4
23.Rxc4 dxc5 24.Naxc5 Nb6 25.Rb4 Nfxd5 26.exd5 Nxd5 27.Ra4 Qe7 28.Bf2 Rfd8
29.Re1 f5 30.Qa2  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Rollansky, R."]
[Black "De la Vega, Hector"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B73"]

1.e4 c5 2.Ne2 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 Nc6 8.O-O O-O
9.f4 Qb6 10.Qd3 Ng4 11.Nd5 Bxd4 12.Nxb6 Bxe3+ 13.Qxe3 Nxe3 14.Nxa8 Nxf1 15.Rxf1 f5
16.Bc4+ Kg7 17.exf5 Rxf5 18.c3 Rc5 19.Bb3 Nd8 20.Re1 Kf8 21.Rd1 Bg4 22.Rf1 Rc8
23.f5 gxf5 24.h3 Bh5 25.Rxf5+ Bf7 26.Bxf7 Nxf7 27.Rb5 Rxa8 28.Rxb7 Nd8 29.Rc7 Ne6
30.Rb7 Nc5 31.Rb5 Kf7 32.Kf2 e5 33.Ke3 Ke6 34.c4 a5 35.b3 Kd7 36.g4 Kc6 37.a3 Ne6
38.Rd5 Rb8 39.Rxa5 Rxb3+ 40.Ke4 Nc5+  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "7"]
[White "Sumar, Julio"]
[Black "Suarez, JM."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D37"]

1.c4 Nf6 2.Nf3 e6 3.Nc3 d5 4.d4 Be7 5.Bf4 c5 6.Nb5 Na6 7.e3 cxd4 8.exd4 dxc4
9.Bxc4 O-O 10.O-O Bd7 11.Ne5 Nb4 12.Nxd7 Qxd7 13.a3 Nbd5 14.Be5 Rac8 15.Qe2 a6
16.Nc3 Nxc3 17.bxc3 Nd5 18.Rfc1 b5 19.Bd3 Nxc3 20.Bxh7+ Kxh7 21.Qd3+ Kg8
22.Rxc3 Rxc3 23.Qxc3 Rc8 24.Qb2 f6 25.Bf4 Rc4 26.Be3 f5 27.g3 Bf6 28.Rd1 Qd5
29.Qe2 g6 30.h4 Kf7 31.h5 g5 32.h6 Kg6 33.h7 Rc7 34.Rc1 Rxh7 35.f3 Bxd4 36.Bxd4 Qxd4+
37.Kg2 Qd5 38.Rd1 Qc6 39.Rc1 Qd5 40.Rd1 Qc4 41.Qxc4 bxc4 42.Rd6 Rc7 43.Rxa6 Kf6
44.Rb6 Ke5 45.Kf2 c3  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Quinteros, Miguel A"]
[Black "Rollansky, R."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D79"]

1.d4 d5 2.Nf3 Nf6 3.g3 g6 4.Bg2 Bg7 5.O-O O-O 6.c4 c6 7.cxd5 cxd5 8.Ne5 Nc6
9.Nxc6 bxc6 10.Nc3 Ba6 11.Re1 Rb8 12.b3 e5 13.dxe5 Nd7 14.f4 f6 15.Ba3 fxe5
16.Bxf8 Qxf8 17.Rc1 exf4 18.Nxd5 cxd5 19.Qxd5+ Qf7 20.Rc7 Rd8 21.Rd1 Bc8
22.Bh3 Qxd5 23.Rxd5 Nf8 24.Rxc8  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Benko, Francisco"]
[Black "Gershman, J."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D34"]

1.Nf3 d5 2.c4 e6 3.g3 Nf6 4.Bg2 c5 5.cxd5 exd5 6.O-O Be7 7.d4 O-O 8.Nc3 Nc6
9.dxc5 d4 10.Na4 Bf5 11.a3 Ne4 12.Ne1 Nxc5 13.Nxc5 Bxc5 14.Nd3 Bb6 15.b4 Qe7
16.Bb2 Be4 17.Bxe4 Qxe4 18.Qd2 Rfe8 19.Rfe1 Rad8 20.Rad1 h6 21.Qf4 Qd5 22.Rc1 Qb3
23.Qd2 Qe6 24.Qf4  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Bibiloni, Jorge Jaime"]
[Black "Sumar, Julio"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B10"]

1.e4 c6 2.d3 g6 3.Nf3 Bg7 4.c3 d6 5.g3 Nf6 6.Bg2 O-O 7.O-O Nbd7 8.Qc2 a5
9.a4 e5 10.h3 Qe7 11.Be3 Nh5 12.d4 f5 13.Qb3+ Kh8 14.dxe5 dxe5 15.Bg5 Nhf6
16.exf5 gxf5 17.Nh4 Nc5 18.Qa3 Re8 19.Nd2 Be6 20.Rfd1 Bf8 21.Be3 Nfd7 22.Nhf3 Qg7
23.Kh2 Nb3 24.Qxb3 Bxb3 25.Nxb3 Nf6 26.Nh4 Qf7 27.Nc5 Nd5 28.Bxd5 cxd5 29.Nd3 Bg7
30.Re1 Qh5 31.f4 d4 32.Bf2 e4 33.Ne5 e3 34.g4 fxg4 35.hxg4 exf2 36.gxh5 fxe1=Q
37.Rxe1 Bxe5 38.fxe5 dxc3 39.bxc3 Rac8 40.Re4 Rxc3 41.Nf5 Rc6 42.Kg3 Rb6
43.Kf4 Rb4 44.Nd6 Re7 45.Nf5 Re6 46.Nd4 Re8 47.e6  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Brond, Victor"]
[Black "De la Vega, Hector"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D59"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bg5 O-O 6.e3 h6 7.Bh4 b6 8.cxd5 Nxd5
9.Bxe7 Qxe7 10.Nxd5 exd5 11.Be2 Be6 12.O-O c5 13.dxc5 bxc5 14.Qa4 Rc8 15.Rac1 a5
16.Rfd1 Na6 17.Rd2 c4 18.Nd4 Qb4 19.Qd1 Nc5 20.Rdc2 a4 21.Nxe6 fxe6 22.Bg4 Re8
23.Qd4 Qa5 24.Bh5 Rf8 25.f3 Nd3 26.Rb1 Rab8 27.Bg4 Qb6 28.b3 Rfe8 29.Rc3 Qxd4
30.exd4 e5 31.dxe5 Rxe5 32.f4 Nxf4 33.Rf1 axb3 34.axb3 cxb3 35.Rb1 b2 36.Rc2 Nd3
37.Be2 Nc1 38.Bf1 Re1 39.Rbxb2 Rxb2 40.Rxb2 Nd3 41.Rb5  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Cafure, Emilio"]
[Black "Moszer, E."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D37"]

1.d4 Nf6 2.c4 d5 3.Nc3 e6 4.Nf3 Be7 5.e3 Nbd7 6.Bd3 O-O 7.O-O c5 8.Qe2 Re8
9.Ne5 cxd4 10.exd4 dxc4 11.Nxc4 Nf8 12.Rd1 Bd7 13.Bf4 Bc6 14.Ne5 Bd5 15.Bb5 N8d7
16.Rd3 a6 17.Ba4 Rc8 18.Rh3 b5 19.Bc2 Nf8 20.Bg5 Qc7 21.Rc1 Ng6 22.Bxf6 Bxf6
23.Qh5 Nxe5 24.Nxd5 exd5 25.Bxh7+ Kf8 26.Rxc7 Rxc7 27.g4 g6 28.Qh6+ Bg7 29.Qf4 Rc4
30.Kg2 Nxg4 31.Qxg4 Rxd4 32.Qd7 Be5 33.Rf3 Re7 34.Qc8+ Re8 35.Qxa6 Kg7 36.Rxf7+ Kxf7
37.Bxg6+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Grane, E."]
[Black "Gonzalez, G."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B80"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Bd3 Be7 6.Nc3 d6 7.O-O O-O 8.Kh1 a6
9.f4 Qc7 10.Nf3 Nbd7 11.Qe1 Nc5 12.Be3 b5 13.Bxc5 dxc5 14.e5 Nd5  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Luna, Julio"]
[Black "Luckis, Marcos"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B17"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Bc4 Ngf6 6.Nxf6+ Nxf6 7.c3 Qc7 8.Nf3 Bg4
9.h3 Bh5 10.g4 Bg6 11.Ne5 Nd7 12.Bf4 Nxe5 13.Bxe5 Qd7 14.Bd3 e6 15.Qe2 O-O-O
16.O-O-O Qd5 17.Kb1 Qc4 18.Qc2 Qd5 19.Qe2 Qc4 20.Qc2 Qd5  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Melamedoff, Manuel"]
[Black "Armas, M."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B07"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 c6 5.Qd2 Bg7 6.O-O-O O-O 7.Be2 Qc7 8.h4 b5
9.h5 e5 10.dxe5 dxe5 11.Bxf6 Bxf6 12.hxg6 fxg6 13.Bxb5 Be6 14.Ba4 Rd8 15.Qe2 Nd7
16.Nf3 Nc5 17.Bb3 Nxb3+ 18.cxb3 a5 19.Qe3 Qe7 20.Rxd8+ Qxd8 21.Qc5 Qc7 22.Rd1 Rc8
23.Na4 Bg4 24.Nb6 Bxf3 25.gxf3 Rd8 26.Nd5 Qd6 27.Nxf6+ Qxf6 28.Rxd8+ Qxd8
29.Qxe5 Qb6 30.Qe6+ Kg7 31.e5 Qc5+ 32.Kb1 Qd5 33.Qf6+ Kg8 34.Kc2 Qc5+ 35.Kd3 Qd5+
36.Ke3 Qc5+ 37.Kf4 Qxf2 38.Qd8+ Kg7 39.Qd7+ Kg8 40.e6 Qh2+ 41.Ke4 Qe2+ 42.Kd4 Qd2+
43.Kc5 Qb4+ 44.Kxc6  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Moyano Morales, Francisco Javier"]
[Black "Merlo, C."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C56"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Nf6 5.O-O Nxe4 6.Re1 d5 7.Bxd5 Qxd5 8.Nc3 Qa5
9.Nxe4 Be6 10.Bd2 Bb4 11.Nxd4 Nxd4 12.c3 Qd5 13.cxb4 O-O 14.Rc1 Qxa2 15.Rc5 Rad8
16.Bc3 Nb5 17.Nf6+ gxf6 18.Bxf6 Rd5 19.Qd2 Nd6 20.Qg5+  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Pasiuk, R."]
[Black "Crisalle, O."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B22"]

1.e4 c5 2.d4 cxd4 3.c3 d6 4.cxd4 Nf6 5.Nc3 g6 6.Bc4 Nc6 7.Nf3 Bg7 8.h3 O-O
9.O-O a6 10.Qe2 e6 11.Bg5 Qa5 12.d5 exd5 13.exd5 Re8 14.Qc2 Ne7 15.Bxf6 Bxf6
16.Ne4  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Rosa Bunge, J."]
[Black "Dabin, E."]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B45"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 Bb4 7.Nxc6 bxc6 8.e5 Ne4
9.Qd4 Qa5 10.Bd2 Bxc3 11.Bxc3 Nxc3 12.bxc3 Rb8 13.a4 O-O 14.O-O Ba6 15.Bxa6 Qxa6
16.Qxd7 Rfd8 17.Qe7 Qb7 18.Qg5 Qd7 19.Qe3 Qd2 20.Qxa7 Qxc3 21.a5 Qxe5 22.a6 Ra8
23.Qb7 Qb5 24.Rfb1 Qxb7 25.axb7 Rab8 26.Kf1 Kf8 27.Ra6 Rd7 28.Ra8 Rdd8 29.Rxb8 Rxb8
30.Ke2 Ke7 31.Kd3 Kd7 32.Kc4 Kc7 33.Kc5 Rxb7 34.Rxb7+ Kxb7 35.Kd6 c5 36.Ke7 Kc6
37.Kxf7 Kd5 38.Kxg7 Kc4 39.Kxh7 Kc3 40.g4 Kxc2 41.g5  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Sarlo, M."]
[Black "Esquivel, Heriberto"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B44"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e6 5.c4 Nf6 6.Nc3 a6 7.a3 Be7 8.Be2 O-O
9.O-O Qb6 10.Nf3 Qc7 11.b4 Ng4 12.h3 Nge5 13.Nh2 Bf6 14.Bb2 Nd4 15.Qxd4 Nf3+
16.Nxf3 Bxd4 17.Nxd4 b6 18.Rac1 Bb7 19.Rfd1 Rad8 20.Nb3 f5 21.exf5 Rxf5 22.Nd4 Rff8
23.Na4 e5 24.Nf3 e4 25.Ne5 d6 26.Ng4 Qf7 27.Bd4 h5 28.Nh2 b5 29.cxb5 axb5
30.Bxb5 Qf5 31.Bc4+ d5 32.Bb3 Kh7 33.Nb6 Qg6 34.a4 Kh8 35.b5 Rf4 36.a5 Rh4
37.Rc7 Rg8 38.Rxb7 e3 39.Bxe3 Rxh3 40.Bxd5 Rxe3 41.fxe3 Qc2 42.Rf1 Re8 43.Rf3 Qb1+
44.Nf1 Qxb5 45.Rg3 Rf8 46.Bc4 Qb2 47.a6 Qf2+ 48.Kh1 g5 49.a7 h4 50.Rxg5 Qxg2+
51.Kxg2 h3+ 52.Kg3  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Suarez, JM."]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E94"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 Nbd7 7.O-O e5 8.Be3 Ng4
9.Bg5 f6 10.Bc1 Nh6 11.dxe5 dxe5 12.b3 c6 13.Ba3 Re8 14.Qc2 Nf7 15.Rad1 Qc7
16.Bc1 Nf8 17.Rfe1 Ne6 18.g3 Bf8 19.Bf1 Nc5 20.Bg2 a5 21.Be3 Be6 22.Nd2 Rad8
23.Ndb1 Bc8 24.Rxd8 Nxd8 25.Ne2 Nde6 26.Nbc3 Na6 27.Rd1 Bc5 28.Bxc5 Naxc5
29.Qb2 Rd8 30.Qc1 Nd4 31.Qe3 Nxe2+ 32.Qxe2 Be6 33.Bf1 Rd4 34.Qe3 Qd6 35.Be2 f5
36.exf5 Bxf5 37.Bf3 Bc2 38.Rxd4 exd4 39.Qd2 Bd3 40.Ne2 Bxe2 41.Qxe2 d3 42.Qd2 Qd4
43.Qe1 Kf7 44.Kg2 d2 45.Qe2 Qd3 46.Qd1 Ne4 47.Bxe4 Qxe4+ 48.Kf1 Qd3+ 49.Kg2 Ke7
50.c5 h5 51.f3 Ke6  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "8"]
[White "Vidal, Ramon"]
[Black "Foguelman, Alberto"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A47"]

1.d4 Nf6 2.e3 c5 3.Nf3 e6 4.Bd3 b6 5.Nbd2 Nc6 6.O-O Bb7 7.c3 Qc7 8.Ne4 Be7
9.Ng3 d5 10.Ng5 h6 11.Nh3 e5 12.e4 cxd4 13.exd5 Nxd5 14.Nf5 Bf6 15.cxd4 Nxd4
16.Nxd4 exd4 17.Re1+ Kf8 18.Bd2 g6 19.Rc1 Qd6 20.Qg4 Kg7 21.Nf4 h5 22.Qg3 Be5
23.Rxe5 Qxe5 24.Re1 Qf6 25.Nxd5 Bxd5 26.Bg5 Qc6 27.Qe5+ f6 28.Qxd4 Rhe8 29.Rc1 Qe6
30.Rc7+ Kg8 31.Bxf6 Rac8 32.Rg7+ Kf8 33.Qb4+ Rc5 34.Bc3 Qg4 35.Qxg4 hxg4
36.Rh7 Rxc3 37.bxc3 Re1+ 38.Bf1 Bc4 39.h3 Rxf1+ 40.Kh2 Rxf2  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Esquivel, Heriberto"]
[Black "Rosa Bunge, J."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A00"]

1.b4 a5 2.b5 e5 3.Bb2 f6 4.c4 c6 5.e4 d5 6.cxd5 cxd5 7.exd5 Ne7 8.Nc3 Nxd5
9.Nf3 Nb4 10.a3 Nd3+ 11.Bxd3 Qxd3 12.Qe2 Bf5 13.Rc1 Nd7 14.Nh4 Qxe2+ 15.Kxe2 Be6
16.d3 Be7 17.Nf3 O-O 18.Nd2 Rfd8 19.Na4 Rac8 20.Nc4 e4 21.Nxa5 exd3+ 22.Kd2 Rxc1
23.Rxc1 Ra8 24.Bc3 b6 25.Nc6 Bxa3 26.Nb2 Bxb2 27.Bxb2 Ra2 28.Rb1 Nc5 29.Nb4 Ra5
30.Nc6 Nb3+ 31.Kxd3 Bf5+ 32.Kc3 Bxb1 33.Nxa5 Nxa5 34.Kb4 Bd3 35.Bd4 Nc4 36.f3 Kf7
37.h4 Ke6 38.g4 Kd5 39.Bf2 Be2 40.g5 fxg5 41.hxg5 Bxf3 42.Be1 Be2 43.Bc3 g6
44.Bf6 Kd6 45.Bd4 Kc7 46.Be5+ Nxe5  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Armas, M."]
[Black "Crisalle, O."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E94"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 Nbd7 7.O-O e5 8.Bg5 c6
9.d5 c5 10.Nd2 h6 11.Be3 Nh7 12.a3 f5 13.f3 f4 14.Bf2 Ndf6 15.b4 b6 16.Nb3 Bd7
17.b5 g5 18.a4 Qe8 19.a5 Qg6 20.Nd2 h5 21.h3 g4 22.fxg4 hxg4 23.hxg4 Ng5
24.Bh4 Bh6 25.Ra2 Kg7 26.Bxg5 Bxg5 27.Nf3 Nxg4 28.Qa1 Rh8 29.Nxg5 Qxg5 30.axb6 Ne3
31.Bf3 Nxf1 32.Qxf1 axb6 33.Qa1 Rxa2 34.Qxa2 Qg3 35.Qa1 Qh4 36.Qf1 Qh2+ 37.Kf2 Ra8
38.Qe2 Ra1 39.Nd1 Ra3 40.Kf1 Qg3 41.Kg1 Kf6 42.Kf1 Kg5 43.Qb2 Ra8 44.Nf2 Qh4
45.Kg1 Ra5 46.Kf1 Qh8 47.Kg1 Qa8 48.Bd1 Ra2 49.Qb3 Qa3 50.Qf3 Qxf3 51.gxf3 Ra1
52.Kg2 Rc1 53.Be2 Kh4 54.Bf1 Rc2  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Bibiloni, Jorge Jaime"]
[Black "Benko, Francisco"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C00"]

1.e4 e6 2.Qe2 c5 3.g3 Nc6 4.Bg2 g6 5.Nf3 Bg7 6.d3 Nge7 7.O-O O-O 8.c3 d6
9.Be3 b6 10.Rd1 Ba6 11.Qd2 Rc8 12.h4 d5 13.exd5 Nxd5 14.Bh6 Qc7 15.h5 Rcd8
16.Bxg7 Kxg7 17.Na3 Ne5 18.d4 Nxf3+ 19.Bxf3 Ne7 20.g4 Bb7 21.Qe3 Bxf3 22.Qxf3 f5
23.Nb5 Qc6 24.Qxc6 Nxc6 25.Nc7 Kf7 26.hxg6+ hxg6 27.Re1 Rd6 28.Nb5 Rd7 29.gxf5 gxf5
30.dxc5 bxc5 31.Na3 Rfd8 32.Nc4 Kf6 33.Re2 Rg7+ 34.Kf1 Rh8 35.Ree1 Rd7 36.Rad1 Rhd8
37.Ke2 Rxd1 38.Rxd1 Rxd1 39.Kxd1 Ne5 40.Nxe5 Kxe5 41.Ke2 Kd5 42.b3 e5 43.f3 a5
44.a3 Kc6 45.Kd3 Kb5 46.Ke3 Kc6 47.Kd3 Kd6 48.Ke3 Kd5 49.Ke2  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "De la Vega, Hector"]
[Black "Luna, Julio"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A28"]

1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.d4 e4 5.Nd2 Bb4 6.e3 O-O 7.Qc2 Re8 8.d5 Nb8
9.a3 Bxc3 10.Qxc3 d6 11.b3 Nbd7 12.Bb2 Ne5 13.f4 exf3 14.gxf3 c6 15.dxc6 bxc6
16.O-O-O Ng6 17.h4 Qe7 18.h5 Ne5 19.Be2 h6 20.Rdg1 Bf5 21.Rg3 Kh8 22.f4 Ned7
23.Rhg1 Rg8 24.Bf3 d5 25.b4 Rae8 26.Bd1 c5 27.Ba4 d4 28.exd4 Nxh5 29.Rf3 Qh4
30.dxc5 Nxf4 31.Rxf4 Qxf4 32.Qf3 Qe3 33.Rh1 Qxf3 34.Rxh6+ Bh7 35.Nxf3 f6
36.Bxd7  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Vidal, Ramon"]
[Black "Melamedoff, Manuel"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C10"]

1.d4 e6 2.e4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Bd3 Nxe4 7.Bxe4 Nf6 8.Bd3 Be7
9.Qe2 c5 10.dxc5 Qa5+ 11.Bd2 Qxc5 12.O-O-O Bd7 13.Ne5 a6 14.Kb1 Bb5 15.c4 Ba4
16.Rc1 O-O 17.h4 Rad8 18.Rh3 Rd6 19.Rg3 Rfd8 20.Bc3 b5 21.b4 Qc7 22.c5 Rd5
23.Re1 a5 24.a3 axb4 25.axb4 g6 26.Nxf7 Rxd3 27.Qxe6 Rd1+ 28.Rxd1 Rxd1+ 29.Kb2 Qf4
30.Ng5+ Kh8 31.Qc8+ Bd8 32.Nf3 Qc1+  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Gonzalez, G."]
[Black "Luckis, Marcos"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D05"]

1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.Nbd2 d5 6.b3 Be7 7.Bb2 O-O 8.O-O Ne4
9.Qe2 a5 10.a3 Nd7 11.c4 f5 12.Bc2 Bd6 13.Ne5 Nxd2 14.Qxd2 Bxe5 15.dxe5 dxc4
16.bxc4 Nc5 17.Qe2 Qe8 18.f3 Rd8 19.Rad1 Rxd1 20.Rxd1 Qe7 21.Rd4 Nd7 22.Rd2 Nc5
23.Rd4 Nd7  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Merlo, C."]
[Black "Sarlo, M."]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B21"]

1.e4 c5 2.f4 Nc6 3.d3 g6 4.c4 Bg7 5.Nc3 d6 6.Nf3 Nd4 7.h3 Bd7 8.Nxd4 Bxd4
9.Ne2 Bg7 10.Qc2 Bc6 11.Be3 Qa5+ 12.Kf2 Qb6 13.Rb1 a5 14.b3 Nf6 15.a3 Qc7
16.g4 Nd7 17.Bg2 e6 18.b4 axb4 19.axb4 cxb4 20.Rxb4 Nc5 21.d4 Na6 22.Rbb1 Rc8
23.Qb3 Qa5 24.Rhc1 O-O 25.Bd2 Qxd2  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Moszer, E."]
[Black "Dabin, E."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D46"]

1.c4 Nf6 2.d4 e6 3.Nf3 d5 4.e3 Nbd7 5.Bd3 c6 6.Nc3 Bd6 7.O-O O-O 8.e4 dxe4
9.Nxe4 Nxe4 10.Bxe4 e5 11.Qc2 h6 12.Be3 Qe7 13.Rfe1 Nf6 14.dxe5 Bxe5 15.Nxe5 Qxe5
16.Bf3 Ng4 17.Bxg4 Bxg4 18.Bxh6 Qf5 19.Qxf5 Bxf5 20.Be3 b6 21.c5 b5 22.a4 a6
23.Red1 Rfd8 24.Rd6 Be4 25.Bd4 Bd5 26.Ra3 Re8 27.Be3 Rab8 28.h4 bxa4 29.Rxa4 Rxb2
30.Rxa6 Re4 31.Rb6 Ra2 32.Kh2 Rxh4+ 33.Kg3 Rh5 34.f3  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Pasiuk, R."]
[Black "Grane, E."]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C20"]

1.e4 e5 2.c4 Nc6 3.a3 a5 4.g3 g6 5.Bg2 Bg7 6.Ne2 d6 7.Nbc3 Bg4 8.h3 Be6 9.d3 Nge7
10.Be3 O-O 11.Rb1 Qd7 12.Nd5 Nd4 13.O-O Nxe2+ 14.Qxe2 Nxd5 15.cxd5 Bxh3 16.Rbc1 c5
17.dxc6 bxc6 18.Bxh3 Qxh3 19.Rxc6 f5 20.Qf3 f4 21.Bd2 Bh6 22.Qh1 Qxh1+ 23.Kxh1 Bg7
24.g4 Rfb8 25.b4 axb4 26.Bxb4 Bf8 27.Re1 Rb7 28.Kg2 Kf7 29.g5 Ke6 30.Kf3 Be7
31.Rh1 Kd7 32.Rc4 Rh8 33.d4 Bxg5 34.dxe5 dxe5 35.Rd1+ Ke6 36.Rd5 Be7 37.Rc6+ Kf7
38.Rxe5 Bxb4 39.axb4 Rxb4 40.Rc7+ Kf6 41.Ra5 Re8 42.Rc6+ Kg7 43.e5 Re7 44.Rf6 Rf7
45.Rxf7+ Kxf7 46.Ra7+ Ke6 47.Rxh7 Kxe5 48.Kg4 Rb2 49.Rh2 Rb1 50.Rh8 Rg1+
51.Kf3 g5 52.Rg8 Kf6 53.Rf8+ Kg7 54.Ra8 Kf7 55.Ra6  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Rollansky, R."]
[Black "Moyano Morales, Francisco Javier"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A88"]

1.c4 g6 2.Nc3 Bg7 3.g3 d6 4.Bg2 f5 5.d4 Nf6 6.Nf3 O-O 7.O-O c6 8.Rb1 Qc7
9.d5 Kh8 10.Nd4 c5 11.Ne6 Bxe6 12.dxe6 Nc6 13.Bd5 Qc8 14.e3 Rb8 15.Ne2 Nd8
16.Nf4 g5 17.Nh5 Nxh5 18.Qxh5 Nxe6 19.b3 Bf6 20.Bb2 Ng7 21.Bxf6 Rxf6 22.Qxg5 Rg6
23.Qxe7 f4 24.exf4 Qg4 25.Rfe1 Nf5 26.Qf7 Nd4  1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Suarez, JM."]
[Black "Brond, Victor"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B22"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.Qxd4 e6 6.Nf3 Nc6 7.Qe4 d6 8.Bb5 Bd7
9.exd6 Bxd6 10.O-O O-O 11.Rd1 Qc7 12.Nbd2 Rad8 13.Nc4 Be7 14.Ba4 Rfe8 15.Bg5 Bxg5
16.Nxg5 f5 17.Qe2 h6 18.Nf3 a6 19.Bb3 Kh7 20.Nce5 Nf4 21.Qc4 Ng6 22.Re1 Ngxe5
23.Nxe5 Bc8 24.Nxc6 bxc6 25.Rad1 e5 26.Qc5 e4 27.Ba4 Rxd1 28.Rxd1 Rd8 29.Rd4 Rxd4
30.cxd4 Qf7 31.Bxc6 Qxa2 32.h4 Qxb2 33.d5 Qa1+ 34.Kh2 Qe5+ 35.Kg1 f4 36.Qc2 Bf5
37.Qe2 e3 38.g3 exf2+ 39.Qxf2 fxg3 40.Qd2 Bh3  0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Sumar, Julio"]
[Black "Quinteros, Miguel A"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E94"]

1.c4 g6 2.Nc3 Bg7 3.Nf3 d6 4.d4 Nf6 5.e4 O-O 6.Be2 e5 7.Bg5 h6 8.Bh4 Nbd7
9.O-O c6 10.d5 g5 11.Bg3 c5 12.Ne1 Kh8 13.h4 Rg8 14.hxg5 hxg5 15.Bh5 Qe7
16.Nc2 Nf8 17.Ne3 Bh6 18.Ng4 Nxg4 19.Bxg4 Bxg4 20.Qxg4 Rg7 21.Nd1 Rh7 22.Ne3 Nd7
23.Nf5 Qf8 24.Qe2 Nf6 25.f3 Nh5 26.Kf2 Ng7 27.Nxg7 Qxg7 28.Rab1 Rf8 29.Qd3 Qg6
30.b4 cxb4 31.Rxb4 b6 32.a4 f5 33.exf5 Rxf5 34.a5 g4 35.Ke1 Rhf7 36.axb6 axb6
37.Rxb6 Qg5 38.Rxd6 gxf3 39.Rxf3 Rxf3 40.Rxh6+ Qxh6 41.gxf3 Qg5 42.Bf2 Qh5
43.Ke2 Rb7 44.Qc2 Rb8 45.Qc3 Ra8 46.Qb2 Kg8 47.Bc5 e4 48.Qf6 Ra2+ 49.Ke3 exf3
50.Qf8+ Kh7 51.Qe7+ Kg6 52.Qe8+ Kg5 53.Be7+ Kg4 54.Qxh5+ Kxh5 55.Kxf3 Kg6
56.c5 Rd2 57.c6 Rxd5 58.Bb4 Rd4 59.c7 Rc4 60.Bd6 Kf5 61.Ke3 Ke6 62.Kd3 Kd5
63.Bh2  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Gershman, J."]
[Black "Cafure, Emilio"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D69"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 c6 7.Rc1 Nbd7 8.Bd3 dxc4
9.Bxc4 Nd5 10.Bxe7 Qxe7 11.O-O Nxc3 12.Rxc3 e5 13.dxe5 Nxe5 14.Nxe5 Qxe5  1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1967.??.??"]
[Round "9"]
[White "Najdorf, Miguel"]
[Black "Foguelman, Alberto"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E40"]

1.c4 Nf6 2.Nc3 e6 3.d4 Bb4 4.e3 d6 5.Bd3 Nc6 6.Ne2 e5 7.d5 Bxc3+ 8.Nxc3 Ne7
9.f4 exf4 10.exf4 O-O 11.O-O Nd7 12.Qc2 f5 13.Be3 Nf6 14.Rae1 a6 15.Bf2 Rf7
16.Bh4 Bd7 17.Ne2 c5 18.Ng3 g6 19.Re2 Kg7 20.Rfe1 Neg8 21.Qc3 h6 22.Nf1 Kh7
23.Qc2 Qc7 24.Ne3 Nh5 25.Rf1 Raf8 26.g4 Ng7 27.Rg2 Qc8 28.Kh1 Nf6 29.Rfg1 Re7
30.gxf5 Rxe3 31.Rxg6 Ngh5 32.Qg2 Ng3+ 33.Bxg3 Bxf5 34.Bh4 Nh5 35.Rxh6+  1-0
