[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.20"]
[Round "1"]
[White "Bukal, Vladimir"]
[Black "Padevsky, Nikola"]
[Result "1/2-1/2"]
[ECO "C00"]
[EventDate "1970.03.20"]
[PlyCount "39"]
[Source "Perpetual Check"]

1.g3 d5 2.Bg2 Nf6 3.Nf3 e6 4.O-O Be7 5.d3 c5 6.Nbd2 Nc6 7.e4 Qc7 8.Re1 b6 
9.Qe2 Bb7 10.exd5 Nxd5 11.Ne4 O-O 12.Neg5 Rad8 13.c4 Nf6 14.Bf4 Bd6 15.Bd2
h6 16.Ne4 Nxe4 17.dxe4 Rd7 18.Bc3 Rfd8 19.Rad1 Be7 20.b3 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.20"]
[Round "1"]
[White "Bogdanovic, Rajko"]
[Black "Barczay, Laszlo"]
[Result "1-0"]
[ECO "B35"]
[EventDate "1970.03.20"]
[PlyCount "59"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 g6 3.d4 Bg7 4.Nc3 cxd4 5.Nxd4 Nc6 6.Be3 Nf6 7.Bc4 Qa5 8.O-O 
O-O 9.Bb3 d6 10.h3 Bd7 11.Re1 Rac8 12.Qe2 Nxe4 13.Nxc6 Bxc6 14.Nxe4 Bxb2 
15.Rab1 Bg7 16.Bd2 Qc7 17.c4 b6 18.Nc3 e6 19.Ne4 d5 20.cxd5 exd5 21.Nc3 
Rfe8 22.Qd3 d4 23.Ne4 Qd7 24.Ng5 Bd5 25.Rxe8+ Rxe8 26.Re1 Rxe1+ 27.Bxe1 a5
28.a4 Bxb3 29.Qxb3 d3 30.Bd2 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.20"]
[Round "1"]
[White "Benko, Pal"]
[Black "Tringov, Georgi"]
[Result "1/2-1/2"]
[ECO "E61"]
[EventDate "1970.03.20"]
[PlyCount "30"]
[Source "Perpetual Check"]

1.c4 g6 2.d4 Bg7 3.Nc3 Nf6 4.Bg5 d6 5.e3 O-O 6.h3 c6 7.Nf3 e6 8.a4 a5 9.
Bd3 Re8 10.O-O Qb6 11.Rc1 Qxb2 12.Rb1 Qxc3 13.Rb3 Qb4 14.Rxb4 axb4 15.Nd2 
Nbd7 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.20"]
[Round "1"]
[White "Planinc, Albin"]
[Black "Parma, Bruno"]
[Result "1/2-1/2"]
[ECO "C44"]
[EventDate "1970.03.20"]
[PlyCount "73"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.c3 Nf6 4.d3 d5 5.Nbd2 Bc5 6.b4 Bb6 7.Bb2 O-O 8.g3 Ne7 
9.Bg2 c6 10.O-O Ng6 11.a3 a5 12.Re1 h6 13.exd5 cxd5 14.bxa5 Rxa5 15.c4 Re8
16.Nb3 Ra8 17.cxd5 Nxd5 18.d4 e4 19.Ne5 Nf6 20.Nxg6 fxg6 21.Nc5 Bxc5 22.
dxc5 Qxd1 23.Raxd1 Bf5 24.Rd6 Ra5 25.Rc1 Rc8 26.Bxf6 gxf6 27.g4 Bxg4 28.
Bxe4 Rcxc5 29.Rxc5 Rxc5 30.Rxf6 Bf5 31.Bxf5 gxf5 32.Rxh6 Ra5 33.Rb6 Rxa3 
34.Rxb7 Ra4 35.h3 Rh4 36.Kg2 Rh5 37.f4 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.20"]
[Round "1"]
[White "Mihaljcisin, Mihajlo"]
[Black "Ljubojevic, Ljubomir"]
[Result "0-1"]
[ECO "B74"]
[EventDate "1970.03.20"]
[PlyCount "81"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Be3 O-O 8.f4 
Nc6 9.Nb3 a5 10.a4 Be6 11.O-O Qc8 12.h3 Nb4 13.Nd4 Bc4 14.f5 Nd7 15.Rf2 
Ne5 16.Bf3 d5 17.Nxd5 Nxd5 18.exd5 Rd8 19.b3 Nxf3+ 20.Qxf3 Bxd5 21.Qf4 Qb8
22.Qxb8 Raxb8 23.Rd1 Be4 24.fxg6 e5 25.gxf7+ Kh8 26.Re1 exd4 27.Bg5 Bg6 
28.Bxd8 Rxd8 29.Re7 Bh6 30.Rf6 Rf8 31.Rxg6 hxg6 32.Rxb7 Bd2 33.Kf1 Kg7 34.
Ke2 Bc3 35.g4 Rxf7 36.Rb5 Re7+ 37.Kf2 Kh6 38.h4 Rc7 39.h5 Bb4 40.Rb6 Rxc2+
41.Kf3 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.20"]
[Round "1"]
[White "Gasic, Bozidar"]
[Black "Kurajica, Bojan"]
[Result "1/2-1/2"]
[ECO "A12"]
[EventDate "1970.03.20"]
[PlyCount "28"]
[Source "Perpetual Check"]

1.g3 d5 2.Bg2 c6 3.Nf3 Nf6 4.d3 Bg4 5.O-O Nbd7 6.b3 e6 7.Bb2 Bd6 8.Nbd2 
O-O 9.c4 Qe7 10.Rc1 a5 11.a4 Ba3 12.Qc2 Bxb2 13.Qxb2 Rfd8 14.Rfe1 Bxf3 
1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.20"]
[Round "1"]
[White "Browne, Walter Shawn"]
[Black "Kovacs, Laszlo"]
[Result "1-0"]
[ECO "C94"]
[EventDate "1970.03.20"]
[PlyCount "83"]
[Source "Perpetual Check"]

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 Nb8 10.d3 Nbd7 11.Nbd2 c6 12.Nf1 Qc7 13.Ng3 Nc5 14.Bc2 Re8 15.d4 Ne6 
16.Nf5 Bf8 17.Ng5 Nxg5 18.Bxg5 Bxf5 19.exf5 Be7 20.dxe5 dxe5 21.Qe2 Nd5 
22.Bd2 Bc5 23.a4 Rad8 24.b4 Ba7 25.axb5 axb5 26.Ra6 e4 27.Bxe4 Bb8 28.g3 
Nf6 29.Rxc6 Qd7 30.Rxf6 gxf6 31.Qg4+ Kh8 32.Bh6 Rg8 33.Qh4 Be5 34.Re3 Qc7 
35.Bf3 Rd6 36.Kg2 Ra6 37.Re4 Qxc3 38.Be3 Ra1 39.Qxh7+ Kxh7 40.Rh4+ Kg7 41.
Bh6+ Kh7 42.Bf8# 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.20"]
[Round "1"]
[White "Liberzon, Vladimir"]
[Black "Antoshin, Vladimir"]
[Result "1/2-1/2"]
[ECO "C96"]
[EventDate "1970.03.20"]
[PlyCount "140"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 cxd4 12.cxd4 Bb7 13.Nbd2 Nc6 14.d5 Nb4 15.Bb1 a5 
16.Nf1 Bc8 17.a3 Na6 18.b4 Bd7 19.Bd2 axb4 20.axb4 Nc7 21.Bc2 Rxa1 22.Qxa1
Qb8 23.Be3 Qb7 24.N3d2 Na6 25.Qa3 Ra8 26.Ra1 Nh5 27.Nb3 Nf4 28.Na5 Qc8 29.
Bd1 f5 30.Bf3 fxe4 31.Bxe4 Qc3 32.Nc6 Bxc6 33.dxc6 Nc7 34.Qxc3 Ne2+ 35.Kh2
Nxc3 36.Rxa8+ Nxa8 37.Bd3 d5 38.Bd2 Bxb4 39.Bxc3 Bxc3 40.Bxb5 Nc7 41.Ba4 
Kf7 42.Kg3 Ke6 43.Kf3 e4+ 44.Ke2 Kd6 45.f4 exf3+ 46.Kxf3 Ne6 47.Ng3 Nd4+ 
48.Ke3 Nxc6 49.Ne2 Be5 50.Bc2 h6 51.Nc1 Bd4+ 52.Ke2 Bb2 53.Nd3 Nd4+ 54.Kd2
Nxc2 55.Kxc2 Bd4 56.Kd2 Ke6 57.Ke2 Kf5 58.Kf3 Bb6 59.Nb4 Ke5 60.Nc6+ Kd6 
61.Nb4 Kc5 62.Nd3+ Kd4 63.Ke2 Ke4 64.Nb4 Ba5 65.Nd3 Bc3 66.Nf2+ Kf4 67.
Nd3+ Kg3 68.Kf1 Ba5 69.Nb2 Bb4 70.Nd3 Ba3 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.21"]
[Round "2"]
[White "Parma, Bruno"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "B57"]
[EventDate "1970.03.20"]
[PlyCount "35"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 Qb6 7.Nb3 e6 8.O-O 
Be7 9.Bd3 a6 10.a4 Na5 11.Be3 Qc7 12.Nxa5 Qxa5 13.Bd2 Qc7 14.a5 Bd7 15.Qe2
Bc6 16.f4 O-O 17.f5 exf5 18.Rxf5 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.21"]
[Round "2"]
[White "Antoshin, Vladimir"]
[Black "Bukal, Vladimir"]
[Result "1-0"]
[ECO "D22"]
[EventDate "1970.03.20"]
[PlyCount "49"]
[Source "Perpetual Check"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 Bg4 5.Bxc4 e6 6.Nc3 a6 7.O-O Nc6 8.Be2 
Bd6 9.b3 O-O 10.Bb2 Qe7 11.h3 Bh5 12.Rc1 Rfd8 13.Nd2 Bxe2 14.Qxe2 Ba3 15.
Bxa3 Qxa3 16.Nde4 Nxe4 17.Nxe4 Rab8 18.Rc5 Rd5 19.Rfc1 f5 20.Ng5 Rd7 21.
Nxe6 Re8 22.Ng5 h6 23.Nf3 Kh8 24.Qc2 Rf7 25.Nd2 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.21"]
[Round "2"]
[White "Tringov, Georgi"]
[Black "Liberzon, Vladimir"]
[Result "1/2-1/2"]
[ECO "B87"]
[EventDate "1970.03.20"]
[PlyCount "41"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 a6 7.Bb3 b5 8.f4 Bb7 
9.f5 e5 10.Nde2 Nbd7 11.Bg5 Be7 12.Bxf6 Nxf6 13.Ng3 Qb6 14.Qd2 Rc8 15.
O-O-O O-O 16.Kb1 a5 17.Nd5 Bxd5 18.Bxd5 Rc5 19.c3 Rfc8 20.a3 h6 21.Bb3 
1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.21"]
[Round "2"]
[White "Barczay, Laszlo"]
[Black "Planinc, Albin"]
[Result "1/2-1/2"]
[ECO "C84"]
[EventDate "1970.03.20"]
[PlyCount "47"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d4 exd4 6.O-O Be7 7.Re1 O-O 8.e5 
Ne8 9.Bf4 f6 10.Bxc6 dxc6 11.Qxd4 Bg4 12.Nbd2 Qd5 13.exf6 Bxf6 14.Be5 Qxd4
15.Nxd4 Rd8 16.c3 Bxe5 17.Rxe5 Nf6 18.h3 Bc8 19.Rae1 Nd5 20.N2b3 Nf4 21.
R5e3 Rd5 22.Nf3 Rd6 23.Ne5 b6 24.Nd4 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.21"]
[Round "2"]
[White "Padevsky, Nikola"]
[Black "Browne, Walter Shawn"]
[Result "1/2-1/2"]
[ECO "A58"]
[EventDate "1970.03.20"]
[PlyCount "36"]
[Source "Perpetual Check"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 g6 7.g3 d6 8.Bg2 Bg7 
9.Nf3 O-O 10.O-O Nbd7 11.Rb1 Qa5 12.Qc2 Rfb8 13.Bd2 Nb6 14.b3 Qa3 15.Bc1 
Qa5 16.Bd2 Qa3 17.Bc1 Qa5 18.Bd2 Qa3 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.21"]
[Round "2"]
[White "Kurajica, Bojan"]
[Black "Ljubojevic, Ljubomir"]
[Result "0-1"]
[ECO "B57"]
[EventDate "1970.03.20"]
[PlyCount "78"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.Nc3 Nc6 4.d4 cxd4 5.Nxd4 Nf6 6.Bc4 Bd7 7.O-O g6 8.Nxc6 
Bxc6 9.Nd5 Bg7 10.Bg5 O-O 11.Re1 e6 12.Nc3 h6 13.Bd2 d5 14.exd5 exd5 15.
Bd3 Qb6 16.Rb1 Rfe8 17.h3 Rxe1+ 18.Qxe1 Re8 19.Qc1 Kh7 20.Qf1 d4 21.Ne2 
Ne4 22.Bf4 Bd5 23.c4 Nc5 24.Ng3 Nxd3 25.Qxd3 Qa6 26.b3 f5 27.Qd2 Be4 28.
Re1 g5 29.Bc7 Qc6 30.Ba5 Bxg2 31.Rxe8 Bxh3 32.f4 Qxe8 33.fxg5 Qe3+ 34.Kh2 
Bg4 35.gxh6 Be5 36.Qg2 Qxh6+ 37.Kg1 Qe3+ 38.Kh2 Bf3 39.Qh3+ Kg8 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.21"]
[Round "2"]
[White "Kovacs, Laszlo"]
[Black "Mihaljcisin, Mihajlo"]
[Result "1/2-1/2"]
[ECO "B57"]
[EventDate "1970.03.20"]
[PlyCount "73"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 Bd7 7.Bb3 g6 8.Nxc6 
Bxc6 9.Qe2 Bg7 10.O-O O-O 11.Nd5 e6 12.Nxf6+ Qxf6 13.Re1 Rad8 14.c3 Rfe8 
15.Qe3 b6 16.Qg3 Qe7 17.Bf4 Qb7 18.f3 d5 19.e5 d4 20.Bg5 Rd7 21.cxd4 Rxd4 
22.Rad1 Rxd1 23.Rxd1 Bd5 24.Bxd5 exd5 25.f4 h6 26.Bh4 Qa6 27.Qf3 Qxa2 28.
b3 g5 29.Bg3 gxf4 30.Bxf4 Bxe5 31.Bxe5 Rxe5 32.Rf1 Re7 33.Qg4+ Kf8 34.Qc8+
Kg7 35.Qg4+ Kf8 36.Qc8+ Kg7 37.Qg4+ 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.21"]
[Round "2"]
[White "Gasic, Bozidar"]
[Black "Bogdanovic, Rajko"]
[Result "1/2-1/2"]
[ECO "B93"]
[EventDate "1970.03.20"]
[PlyCount "77"]
[Source "Perpetual Check"]

1.e4 c5 2.Nc3 d6 3.Nge2 Nf6 4.d4 cxd4 5.Nxd4 a6 6.f4 Qc7 7.Bd3 Nbd7 8.Nf3 
b5 9.a3 e5 10.O-O Be7 11.Kh1 O-O 12.Qe1 Bb7 13.Nh4 g6 14.f5 Rfe8 15.Bh6 
Bf8 16.Qd2 Qd8 17.fxg6 fxg6 18.Bg5 Bg7 19.a4 b4 20.Ne2 a5 21.Ng3 Qc7 22.
Rad1 Rf8 23.b3 Kh8 24.Bh6 Nc5 25.Rfe1 Bxh6 26.Qxh6 Qg7 27.Qd2 Bc6 28.Nf3 
Qb7 29.Qe2 Rad8 30.Nd2 d5 31.exd5 Bxd5 32.h3 e4 33.Bc4 e3 34.Ndf1 Qc7 35.
Bxd5 Nxd5 36.Qc4 Nb6 37.Qg4 Rxd1 38.Qxd1 Rd8 39.Qf3 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.22"]
[Round "3"]
[White "Browne, Walter Shawn"]
[Black "Antoshin, Vladimir"]
[Result "1/2-1/2"]
[ECO "C87"]
[EventDate "1970.03.20"]
[PlyCount "36"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6 7.h3 O-O 8.c3 Bd7 
9.d3 Qe8 10.Nbd2 Kh8 11.Bc2 Ng8 12.d4 f6 13.Nf1 Nd8 14.Ne3 Ne6 15.Nf5 Bd8 
16.d5 Ng5 17.Nxg5 fxg5 18.Be3 g6 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.22"]
[Round "3"]
[White "Bukal, Vladimir"]
[Black "Tringov, Georgi"]
[Result "1/2-1/2"]
[ECO "B20"]
[EventDate "1970.03.20"]
[PlyCount "46"]
[Source "Perpetual Check"]

1.g3 g6 2.Bg2 Bg7 3.e4 c5 4.Ne2 Nc6 5.c3 e5 6.d3 d6 7.O-O h5 8.h4 Nge7 9.
Be3 Bg4 10.Qd2 Qd7 11.Kh2 O-O 12.f3 Be6 13.c4 f5 14.Nbc3 Nd4 15.Bg5 Nec6 
16.exf5 Bxf5 17.Nd5 Nxe2 18.Qxe2 Rae8 19.Qd2 Kh7 20.Rad1 Nd4 21.Nc3 Rf7 
22.Rf2 Ref8 23.Re1 b5 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.22"]
[Round "3"]
[White "Ljubojevic, Ljubomir"]
[Black "Kovacs, Laszlo"]
[Result "1-0"]
[ECO "C44"]
[EventDate "1970.03.20"]
[PlyCount "65"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 dxc3 5.Bc4 cxb2 6.Bxb2 d6 7.Nc3 Be6 8.Nd5
Qd7 9.Rc1 Nge7 10.O-O Ng6 11.Qa4 a6 12.Rfe1 Ra7 13.Bf1 Kd8 14.Qb3 b6 15.
Qe3 Nge7 16.Red1 f6 17.Bc4 Bxd5 18.Bxd5 Nxd5 19.exd5 Ne7 20.Nd4 Ke8 21.Qf3
Kf7 22.Re1 Ra8 23.Re6 h5 24.Rce1 Rc8 25.Nc6 Nxc6 26.Rxf6+ Kg8 27.dxc6 Qg4 
28.Qd5+ Kh7 29.Rf5 Kh6 30.Bc1+ g5 31.Qe6+ Kh7 32.Rf7+ Bg7 33.Rxg7+ 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.22"]
[Round "3"]
[White "Mihaljcisin, Mihajlo"]
[Black "Padevsky, Nikola"]
[Result "1/2-1/2"]
[ECO "C08"]
[EventDate "1970.03.20"]
[PlyCount "38"]
[Source "Perpetual Check"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.Ngf3 Nf6 5.exd5 exd5 6.Bb5+ Bd7 7.Bxd7+ Nbxd7 
8.O-O Be7 9.dxc5 Nxc5 10.Nb3 Nce4 11.Nfd4 Nd6 12.Qf3 O-O 13.Nf5 Nxf5 14.
Qxf5 Qc8 15.Qxc8 Raxc8 16.c3 Ne4 17.Be3 b6 18.Rfd1 Rfd8 19.Nd4 Nd6 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.22"]
[Round "3"]
[White "Benko, Pal"]
[Black "Barczay, Laszlo"]
[Result "1/2-1/2"]
[ECO "B36"]
[EventDate "1970.03.20"]
[PlyCount "35"]
[Source "Perpetual Check"]

1.c4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Nc6 5.e4 Nf6 6.Nc3 Nxd4 7.Qxd4 d6 8.Be3 
Bg7 9.f3 O-O 10.Qd2 Qa5 11.Rc1 a6 12.b3 Bd7 13.Be2 b5 14.Nb1 Qxd2+ 15.Nxd2
Be6 16.O-O Nd7 17.f4 Nc5 18.e5 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.22"]
[Round "3"]
[White "Planinc, Albin"]
[Black "Gasic, Bozidar"]
[Result "1-0"]
[ECO "B82"]
[EventDate "1970.03.20"]
[PlyCount "67"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 Qb6 7.Nb3 e6 8.Be3 
Qc7 9.f4 a6 10.Bd3 b5 11.Qe2 Be7 12.g4 O-O 13.g5 Nd7 14.O-O Re8 15.Rf3 Nf8
16.Raf1 Rb8 17.Rg3 b4 18.Nd1 d5 19.e5 g6 20.Nf2 a5 21.Ng4 Nd7 22.Nf6+ Nxf6
23.gxf6 Bf8 24.h4 a4 25.h5 axb3 26.hxg6 fxg6 27.Bxg6 hxg6 28.Rxg6+ Kh8 29.
Rf2 Qh7 30.Rh2 Rb7 31.axb3 d4 32.Rxh7+ Rxh7 33.Qg2 Bh6 34.Rxh6 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.22"]
[Round "3"]
[White "Liberzon, Vladimir"]
[Black "Parma, Bruno"]
[Result "1/2-1/2"]
[ECO "A14"]
[EventDate "1970.03.20"]
[PlyCount "33"]
[Source "Perpetual Check"]

1.c4 Nf6 2.Nf3 e6 3.g3 d5 4.Bg2 Be7 5.O-O O-O 6.b3 c5 7.Bb2 Nc6 8.e3 b6 9.
Nc3 Bb7 10.cxd5 exd5 11.d4 Re8 12.Rc1 Bf8 13.Re1 Rc8 14.Bh3 Rb8 15.Re2 
cxd4 16.Nxd4 Nxd4 17.exd4 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.22"]
[Round "3"]
[White "Bogdanovic, Rajko"]
[Black "Kurajica, Bojan"]
[Result "1/2-1/2"]
[ECO "B06"]
[EventDate "1970.03.20"]
[PlyCount "30"]
[Source "Perpetual Check"]

1.e4 g6 2.d4 Bg7 3.c3 d5 4.e5 c5 5.f4 Nc6 6.dxc5 f6 7.exf6 Nxf6 8.Nf3 O-O 
9.Bb5 Nh5 10.Qa4 Qc7 11.Qb3 e6 12.g3 Na5 13.Qd1 Qxc5 14.Qe2 a6 15.Bd3 Nc6 
1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.23"]
[Round "4"]
[White "Gasic, Bozidar"]
[Black "Benko, Pal"]
[Result "0-1"]
[ECO "A20"]
[EventDate "1970.03.20"]
[PlyCount "60"]
[Source "Perpetual Check"]

1.c4 e5 2.g3 c6 3.Nf3 e4 4.Nd4 d5 5.cxd5 Qxd5 6.e3 Nf6 7.Nc3 Qe5 8.Bg2 Na6
9.d3 Bg4 10.f3 exf3 11.Nxf3 Qc7 12.O-O Rd8 13.d4 Be7 14.Bd2 O-O 15.Rc1 c5 
16.Ne2 Qb6 17.Bc3 Nb4 18.Bxb4 Qxb4 19.Qb3 Qxb3 20.axb3 b6 21.h3 Be6 22.
dxc5 Bxc5 23.Nfd4 Bd5 24.Bxd5 Nxd5 25.Rf3 Nxe3 26.Nc6 Nc2+ 27.Kh1 Rd2 28.
Nc3 Re8 29.b4 Nxb4 30.Ne4 Rxe4 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.23"]
[Round "4"]
[White "Barczay, Laszlo"]
[Black "Liberzon, Vladimir"]
[Result "1-0"]
[ECO "B81"]
[EventDate "1970.03.20"]
[PlyCount "81"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.g4 h6 7.Rg1 Nc6 8.Be3 Bd7
9.Be2 g5 10.Qd2 a6 11.h4 gxh4 12.f4 Qa5 13.Nb3 Qc7 14.Bf3 Na5 15.Nxa5 Qxa5
16.O-O-O Bc6 17.Qf2 Nd7 18.Qxh4 Be7 19.Qf2 O-O-O 20.Kb1 Kb8 21.Ne2 Nc5 22.
Bd4 f6 23.Nc3 Rc8 24.g5 hxg5 25.fxg5 fxg5 26.Bxh8 Rxh8 27.Qe3 Qc7 28.Rh1 
Rxh1 29.Bxh1 Bf6 30.Ne2 Qh7 31.Nd4 Bxe4 32.Bxe4 Qxe4 33.Qxe4 Nxe4 34.Nxe6 
g4 35.Rg1 g3 36.c3 Be5 37.Kc2 Nf2 38.Nf8 Kc7 39.Ng6 Nh3 40.Rg2 Nf4 41.Rxg3
1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.23"]
[Round "4"]
[White "Antoshin, Vladimir"]
[Black "Mihaljcisin, Mihajlo"]
[Result "1/2-1/2"]
[ECO "A58"]
[EventDate "1970.03.20"]
[PlyCount "144"]
[Source "Perpetual Check"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 g6 7.g3 d6 8.Bg2 Bg7 
9.Nh3 O-O 10.O-O Nbd7 11.Bd2 Qb6 12.Rb1 Rfb8 13.b3 Ne8 14.Qc2 Nc7 15.a4 
Nf6 16.Nf4 Ra7 17.b4 cxb4 18.Be3 Qb7 19.Nb5 Bxb5 20.Bxa7 Qxa7 21.axb5 Rxb5
22.Nd3 Nfxd5 23.e4 Nc3 24.Rxb4 Rxb4 25.Nxb4 N7b5 26.Kh1 e6 27.Qd3 Qc5 28.
Nc2 d5 29.exd5 exd5 30.Ne3 d4 31.Nc4 h5 32.f4 Nd5 33.Bxd5 Qxd5+ 34.Kg1 Nc3
35.f5 Kh7 36.fxg6+ fxg6 37.Re1 Bf6 38.Nd2 Kg7 39.Ne4 Nxe4 40.Rxe4 Qc5 41.
Kg2 Qd5 42.Qf3 Be5 43.Re2 Qxf3+ 44.Kxf3 Bf6 45.Ra2 Kf7 46.Ke4 d3 47.Kxd3 
Kg7 48.Ke4 Kf7 49.Kd5 Bc3 50.Rc2 Bf6 51.Rc7+ Kf8 52.Ke6 Bb2 53.Rc2 Ba1 54.
Rc8+ Kg7 55.Rc7+ Kf8 56.Rc4 Kg7 57.Ra4 Bc3 58.Ra7+ Kf8 59.h4 Kg8 60.Ra3 
Bb2 61.Rb3 Ba1 62.Rb4 Kg7 63.g4 hxg4 64.Rxg4 Kh6 65.Rg5 Bc3 66.Kf7 Be1 67.
Rxg6+ Kh5 68.Rg1 Bxh4 69.Ke6 Bd8 70.Rg8 Bb6 71.Kf5 Kh4 72.Rg4+ Kh3 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.23"]
[Round "4"]
[White "Kurajica, Bojan"]
[Black "Kovacs, Laszlo"]
[Result "1-0"]
[ECO "C88"]
[EventDate "1970.03.20"]
[PlyCount "83"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.a4 Bb7
9.d3 d6 10.Bd2 b4 11.c3 a5 12.Qc2 d5 13.Bg5 bxc3 14.bxc3 dxe4 15.dxe4 Nd7 
16.Bc1 Bc5 17.Bd5 Qc8 18.Rd1 Nd8 19.Bxb7 Nxb7 20.Nbd2 Nd6 21.Nb3 f6 22.Rd5
Ba7 23.Ba3 Nb6 24.Bxd6 cxd6 25.Rxd6 Qc7 26.Rd3 Nc4 27.Nbd2 Nxd2 28.Nxd2 
Kh8 29.Rd1 h6 30.Nf1 Rf7 31.Ng3 Rc8 32.h4 Bc5 33.h5 Bf8 34.Nf5 Qc4 35.Rd8 
Rxd8 36.Rxd8 Kh7 37.Kh2 g6 38.hxg6+ Kxg6 39.Ne3 Qc6 40.Nf5 Kh7 41.Qa2 Qc7 
42.Qe6 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.23"]
[Round "4"]
[White "Padevsky, Nikola"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[ECO "B03"]
[EventDate "1970.03.20"]
[PlyCount "26"]
[Source "Perpetual Check"]

1.d4 g6 2.e4 Bg7 3.f4 d6 4.Nf3 Nf6 5.e5 Nd5 6.c4 Nb6 7.Be3 dxe5 8.Nxe5 Bf5
9.Nc3 Nc6 10.Nxc6 bxc6 11.Qd2 O-O 12.Be2 Qd7 13.O-O Rad8 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.23"]
[Round "4"]
[White "Tringov, Georgi"]
[Black "Browne, Walter Shawn"]
[Result "1-0"]
[ECO "B99"]
[EventDate "1970.03.20"]
[PlyCount "83"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7
9.O-O-O Nbd7 10.g4 b5 11.Bxf6 Nxf6 12.g5 Nd7 13.f5 Nc5 14.f6 gxf6 15.gxf6 
Bf8 16.Qh5 Bd7 17.Bh3 b4 18.Nce2 O-O-O 19.Qxf7 Bh6+ 20.Kb1 Rdf8 21.Qh5 
Rxf6 22.Rhf1 Rhf8 23.Rxf6 Rxf6 24.Qh4 Rg6 25.Nb3 Bg5 26.Qxh7 Rh6 27.Qg7 
Nxe4 28.Bg2 Bc6 29.Qd4 Rh4 30.Qg1 Rg4 31.Ng3 Nxg3 32.Bxc6 Qxc6 33.hxg3 Bf6
34.Qf2 Be5 35.Na5 Qb5 36.Qf7 Qd7 37.Qf3 Rg7 38.Qa8+ Kc7 39.Qb7+ Kd8 40.
Nc6+ Ke8 41.Qb8+ Kf7 42.Nxe5+ 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.23"]
[Round "4"]
[White "Parma, Bruno"]
[Black "Bukal, Vladimir"]
[Result "1-0"]
[ECO "C67"]
[EventDate "1970.03.20"]
[PlyCount "65"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bxc6 dxc6 7.dxe5 Nf5 8.
Qxd8+ Kxd8 9.Nc3 Ke8 10.h3 Be6 11.g4 Ne7 12.Nd4 Bc4 13.Rd1 Nd5 14.Ne4 c5 
15.Nf5 Nb4 16.Bh6 Rg8 17.Rd2 Be6 18.Be3 b6 19.Rad1 Nc6 20.f4 Rd8 21.Rxd8+ 
Nxd8 22.Nc3 c6 23.Kf2 Nb7 24.Ng3 Be7 25.f5 Bd7 26.Nce4 Bc8 27.Nh5 Bh4+ 28.
Kf3 Kf8 29.f6 gxf6 30.Bh6+ Ke7 31.exf6+ Bxf6 32.Nhxf6 Rg6 33.g5 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.23"]
[Round "4"]
[White "Bogdanovic, Rajko"]
[Black "Planinc, Albin"]
[Result "1-0"]
[ECO "C78"]
[EventDate "1970.03.20"]
[PlyCount "71"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Bb7 7.d4 Nxd4 8.Nxd4 
exd4 9.e5 Ne4 10.c3 d3 11.Qxd3 Nc5 12.Qg3 Nxb3 13.axb3 Qe7 14.b4 Qe6 15.
Be3 d6 16.f4 h5 17.h3 O-O-O 18.Nd2 h4 19.Qf2 dxe5 20.fxe5 Qxe5 21.Nf3 Qd5 
22.Bf4 f6 23.Qe2 Bd6 24.Rfd1 Qh5 25.Bxd6 cxd6 26.Qf2 g5 27.c4 bxc4 28.Rdc1
Qf7 29.b3 g4 30.Rxc4+ Kb8 31.Rxg4 Qxb3 32.Qb6 Rd7 33.Nd4 Qe3+ 34.Kh1 Rc8 
35.Nc6+ Rxc6 36.Qxe3 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.24"]
[Round "5"]
[White "Kovacs, Laszlo"]
[Black "Padevsky, Nikola"]
[Result "1-0"]
[ECO "B87"]
[EventDate "1970.03.20"]
[PlyCount "189"]
[Source "Perpetual Check"]

1.e4 c5 2.Nc3 e6 3.Nf3 Nf6 4.d4 cxd4 5.Nxd4 d6 6.Bc4 a6 7.Bb3 b5 8.O-O Bb7
9.Re1 Nbd7 10.a3 Nc5 11.Bd5 Qc8 12.Bg5 Be7 13.Ba2 O-O 14.f3 h6 15.Bh4 Qc7 
16.Bg3 Rfd8 17.Kh1 Rac8 18.Qe2 Qb6 19.Bf2 b4 20.axb4 Qxb4 21.Reb1 Nfd7 22.
Nd1 Bc6 23.c3 Qb7 24.b4 Nxe4 25.fxe4 Bxe4 26.Bg1 Bxb1 27.Bxb1 Ne5 28.Be3 
Bf8 29.h3 Nc4 30.Bd3 d5 31.Nb3 Nxe3 32.Qxe3 Ra8 33.Nb2 a5 34.Nxa5 Qc7 35.
Qd2 Rdc8 36.Na4 Qg3 37.Kg1 Bd6 38.Kf1 d4 39.Nc4 dxc3 40.Qxc3 Qf4+ 41.Ke2 
Qg3 42.Ra3 Qxg2+ 43.Kd1 Rab8 44.Rb3 Rd8 45.Nxd6 Rxd6 46.Kc1 g6 47.Bc2 Qf1+
48.Kb2 Ra6 49.Qg3 Rb7 50.Bd3 Qf6+ 51.Nc3 Rab6 52.b5 Rd7 53.Kc2 Kg7 54.Na4 
Rbb7 55.Nc5 Rdc7 56.Rc3 Ra7 57.Nxe6+ Qxe6 58.Rxc7 Ra2+ 59.Kc3 Qf6+ 60.Kc4 
Ra4+ 61.Kb3 Rf4 62.Rc3 Qe5 63.Bc4 Qd4 64.Qd3 Qg1 65.Qd2 Rf2 66.Qc1 Qh2 67.
Rd3 Kh7 68.Qa1 Qc7 69.Qd4 Qh2 70.Kb4 Qg1 71.b6 Qe1+ 72.Kb5 Qe8+ 73.Kb4 
Qe1+ 74.Ka4 Qe8+ 75.Kb3 Qe1 76.Bd5 Qb1+ 77.Ka4 Rb2 78.Bb3 Qa1+ 79.Kb4 Qe1+
80.Rc3 Re2 81.Qd5 Re4+ 82.Bc4 Qb1+ 83.Rb3 Qe1+ 84.Ka4 Re6 85.b7 Qa1+ 86.
Kb4 Rb6+ 87.Bb5 Qe1+ 88.Ka4 Qa1+ 89.Ra3 Qf6 90.Rf3 Qa1+ 91.Kb4 Qe1+ 92.Ka4
Qa1+ 93.Ra3 Qf6 94.Bc4 Qf4 95.Rf3 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.24"]
[Round "5"]
[White "Ljubojevic, Ljubomir"]
[Black "Antoshin, Vladimir"]
[Result "1/2-1/2"]
[ECO "C44"]
[EventDate "1970.03.20"]
[PlyCount "24"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 d3 5.Bxd3 d6 6.Bf4 Nge7 7.Nbd2 Ng6 8.Bg3 
Be7 9.Nc4 O-O 10.Ne3 Nce5 11.Bc2 Nxf3+ 12.Qxf3 Bg5 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.24"]
[Round "5"]
[White "Mihaljcisin, Mihajlo"]
[Black "Tringov, Georgi"]
[Result "1/2-1/2"]
[ECO "B60"]
[EventDate "1970.03.20"]
[PlyCount "69"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 Bd7 7.Bxf6 gxf6 8.
Be2 Qb6 9.Nb3 e6 10.Qd2 a6 11.f4 O-O-O 12.Bh5 Be8 13.O-O-O Rg8 14.g3 Kb8 
15.Kb1 Na5 16.Qd4 Qxd4 17.Nxd4 Nc6 18.Nce2 Bh6 19.Rhf1 Rf8 20.Rd3 Nxd4 21.
Nxd4 f5 22.exf5 e5 23.fxe5 dxe5 24.Ne2 Bb5 25.Rxd8+ Rxd8 26.b3 f6 27.Bf3 
e4 28.Bh5 Bxe2 29.Bxe2 Rd2 30.Re1 e3 31.h4 Bf8 32.Kb2 Bd6 33.Bc4 Bxg3 34.
Rxe3 Be5+ 35.Kc1 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.24"]
[Round "5"]
[White "Browne, Walter Shawn"]
[Black "Parma, Bruno"]
[Result "1/2-1/2"]
[ECO "B09"]
[EventDate "1970.03.20"]
[PlyCount "80"]
[Source "Perpetual Check"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 Nbd7 7.e5 Ne8 8.Ne4 c5 
9.c3 cxd4 10.cxd4 Qb6 11.Qe2 Nb8 12.Be3 Nc6 13.Nc3 Nb4 14.Be4 f5 15.Bb1 
Nc7 16.a3 Nbd5 17.Nxd5 Nxd5 18.Ba2 e6 19.Bxd5 Qa5+ 20.Nd2 exd5 21.O-O Qb6 
22.Qd3 Bd7 23.Rfc1 Rfc8 24.Qb3 Qxb3 25.Nxb3 b6 26.Rxc8+ Rxc8 27.Rc1 Rc4 
28.Na1 dxe5 29.fxe5 Kf7 30.b3 Rxc1+ 31.Bxc1 Bf8 32.Kf2 Be7 33.Nc2 g5 34.
Nb4 Ke6 35.g3 Bb5 36.a4 Be8 37.Bd2 a5 38.Nd3 h6 39.Ke2 Bh5+ 40.Ke1 Bf3 
1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.24"]
[Round "5"]
[White "Bukal, Vladimir"]
[Black "Barczay, Laszlo"]
[Result "1-0"]
[ECO "A25"]
[EventDate "1970.03.20"]
[PlyCount "59"]
[Source "Perpetual Check"]

1.g3 e5 2.Bg2 Nc6 3.c4 f5 4.Nc3 Nf6 5.d3 Bc5 6.e3 f4 7.exf4 O-O 8.Nge2 d6 
9.Ne4 Nxe4 10.dxe4 Bg4 11.f3 Be6 12.b3 g6 13.a3 a5 14.Qd3 exf4 15.Qc3 Ne5 
16.Nxf4 Qf6 17.Bb2 g5 18.Nxe6 Qxe6 19.O-O-O a4 20.b4 Ba7 21.c5 Qc4 22.Rd5 
Qxc3+ 23.Bxc3 Nxf3 24.Bh3 Rae8 25.cxd6 cxd6 26.Rxd6 Ng1 27.Be6+ Rxe6 28.
Rxe6 Ne2+ 29.Kd2 Rf2 30.Kd3 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.24"]
[Round "5"]
[White "Liberzon, Vladimir"]
[Black "Gasic, Bozidar"]
[Result "1/2-1/2"]
[ECO "A42"]
[EventDate "1970.03.20"]
[PlyCount "50"]
[Source "Perpetual Check"]

1.c4 g6 2.d4 Bg7 3.Nc3 d6 4.e4 c6 5.Be3 Nd7 6.Nf3 Qc7 7.Be2 e5 8.O-O Ne7 
9.dxe5 Nxe5 10.Nd4 f5 11.f4 Nf7 12.Bf3 O-O 13.Qd2 Bd7 14.Rad1 Rad8 15.Bf2 
fxe4 16.Bxe4 Bg4 17.Rc1 a6 18.Rfe1 Rde8 19.Bf3 Bd7 20.Ne6 Bxe6 21.Rxe6 Nf5
22.Rxe8 Rxe8 23.g4 Ne7 24.Re1 Rf8 25.Qe3 Nc8 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.24"]
[Round "5"]
[White "Benko, Pal"]
[Black "Bogdanovic, Rajko"]
[Result "1/2-1/2"]
[ECO "A15"]
[EventDate "1970.03.20"]
[PlyCount "34"]
[Source "Perpetual Check"]

1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 O-O 5.e3 d6 6.Be2 Nbd7 7.O-O Re8 8.d4 e5 
9.dxe5 Ng4 10.Nc3 Ngxe5 11.Nd2 a5 12.a3 Nb6 13.c5 dxc5 14.bxc5 Nbd7 15.Na4
Qe7 16.Rc1 Rd8 17.Bd4 Nf6 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.24"]
[Round "5"]
[White "Planinc, Albin"]
[Black "Kurajica, Bojan"]
[Result "1-0"]
[ECO "B11"]
[EventDate "1970.03.20"]
[PlyCount "86"]
[Source "Perpetual Check"]

1.e4 c6 2.Nf3 d5 3.Nc3 Bg4 4.h3 Bxf3 5.Qxf3 Nf6 6.d3 e6 7.Bd2 Nbd7 8.g4 h6
9.O-O-O Bb4 10.a3 Ba5 11.h4 Qe7 12.g5 hxg5 13.hxg5 Nh7 14.exd5 Bxc3 15.
Bxc3 Qxg5+ 16.Kb1 cxd5 17.Be2 O-O-O 18.Rdg1 Qe7 19.Qe3 e5 20.Qxa7 Nhf6 21.
Rxh8 Rxh8 22.Qa8+ Nb8 23.Rxg7 d4 24.Bb4 Rh1+ 25.Ka2 Qe6+ 26.b3 Qc6 27.Kb2 
Rh8 28.Rxf7 Rg8 29.Ba5 Nd7 30.Bf3 Qa6 31.Qxa6 bxa6 32.Bd5 Rf8 33.Rxf8+ 
Nxf8 34.f4 exf4 35.Bd2 Kd7 36.Bxf4 Nc6 37.b4 Ng6 38.Bg3 Nge7 39.Be4 a5 40.
b5 Nd8 41.Be5 Nc8 42.Bd5 Ne7 43.Bf3 a4 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.26"]
[Round "6"]
[White "Planinc, Albin"]
[Black "Benko, Pal"]
[Result "0-1"]
[ECO "B33"]
[EventDate "1970.03.20"]
[PlyCount "87"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Bxf6 
gxf6 9.Na3 d5 10.Qxd5 Be6 11.Qxd8+ Rxd8 12.Nc4 Bb4 13.Ne3 Ke7 14.Bd3 Bxc3+
15.bxc3 Na5 16.O-O Rc8 17.f4 Nc4 18.Bxc4 Bxc4 19.Rfb1 b5 20.f5 Rhd8 21.a4 
Kf8 22.a5 Rd2 23.Rd1 Re2 24.Re1 Rxe1+ 25.Rxe1 Ba2 26.Kf2 Rxc3 27.Rd1 Ke7 
28.Ra1 Bc4 29.Rb1 Kd6 30.Rb2 h5 31.h4 Kc5 32.Nd1 Ra3 33.c3 Ra1 34.Rd2 Bb3 
35.Ke2 Kc4 36.Rd8 Bxd1+ 37.Rxd1 Rxd1 38.Kxd1 Kxc3 39.g4 hxg4 40.h5 b4 41.
h6 b3 42.h7 b2 43.h8=Q b1=Q+ 44.Ke2 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.26"]
[Round "6"]
[White "Bogdanovic, Rajko"]
[Black "Liberzon, Vladimir"]
[Result "1/2-1/2"]
[ECO "C85"]
[EventDate "1970.03.20"]
[PlyCount "31"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Bxc6 dxc6 7.d3 Nd7 8.Nbd2
c5 9.Nc4 Bd6 10.a4 b6 11.h3 O-O 12.Qe2 Re8 13.Nh2 Nf8 14.f4 exf4 15.Qf3 
Be6 16.Nxd6 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.26"]
[Round "6"]
[White "Gasic, Bozidar"]
[Black "Bukal, Vladimir"]
[Result "1/2-1/2"]
[ECO "C05"]
[EventDate "1970.03.20"]
[PlyCount "39"]
[Source "Perpetual Check"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 c5 6.c3 Nc6 7.Ndf3 Qb6 8.g3 cxd4 
9.cxd4 Bb4+ 10.Kf2 f6 11.Kg2 Nd8 12.Bd3 Nf7 13.Ne2 O-O 14.a3 Be7 15.Nc3 f5
16.b4 Qc6 17.Qb3 Nb6 18.b5 Qc7 19.Nd2 Bd7 20.Bb2 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.26"]
[Round "6"]
[White "Barczay, Laszlo"]
[Black "Browne, Walter Shawn"]
[Result "1-0"]
[ECO "B99"]
[EventDate "1970.03.20"]
[PlyCount "173"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7
9.O-O-O Nbd7 10.g4 b5 11.Bxf6 Nxf6 12.g5 Nd7 13.a3 Rb8 14.h4 b4 15.axb4 
Rxb4 16.f5 Ne5 17.Qh5 g6 18.Qe2 Qb6 19.Nb3 h6 20.f6 Bd8 21.h5 hxg5 22.hxg6
Nxg6 23.Rxh8+ Nxh8 24.e5 d5 25.Qd2 Ng6 26.Bd3 Nxe5 27.Qxg5 Qd6 28.Be4 Nd7 
29.Bxd5 Bxf6 30.Qg8+ Qf8 31.Qg2 Qg7 32.Qe2 Qg4 33.Bf3 Qc4 34.Qg2 Bxc3 35.
bxc3 Rxb3 36.cxb3 Qxc3+ 37.Qc2 Qxc2+ 38.Kxc2 Ne5 39.Bg2 Ke7 40.Kc3 f5 41.
Ra1 Kd6 42.Bf1 Nc6 43.Bxa6 Bxa6 44.Rxa6 Kd5 45.b4 Nd4 46.Ra5+ Ke4 47.b5 f4
48.b6 f3 49.b7 Nc6 50.Kd2 Nxa5 51.b8=Q Nc4+ 52.Ke1 Ne5 53.Kf2 Nd3+ 54.Kg3 
f2 55.Kg2 e5 56.Qb7+ Ke3 57.Qf3+ Kd4 58.Kf1 e4 59.Qg4 Ke3 60.Qf5 Kd4 61.
Ke2 Nc1+ 62.Kxf2 Nd3+ 63.Ke2 Nc1+ 64.Kd2 Nb3+ 65.Kc2 Nc5 66.Qf6+ Ke3 67.
Qb6 Kd4 68.Qd6+ Kc4 69.Qe5 Kb4 70.Qd5 e3 71.Qd4+ Kb5 72.Qxe3 Kc4 73.Qe5 
Kb4 74.Qd5 Na4 75.Qb7+ Kc5 76.Qb8 Nb6 77.Kc3 Kb5 78.Qe5+ Kc6 79.Kd4 Nd7 
80.Qe6+ Kc7 81.Kd5 Nb6+ 82.Kc5 Nd7+ 83.Kb5 Nb8 84.Qf7+ Nd7 85.Qe7 Kc8 86.
Kc6 Nb8+ 87.Kd6 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.26"]
[Round "6"]
[White "Parma, Bruno"]
[Black "Mihaljcisin, Mihajlo"]
[Result "1-0"]
[ECO "B03"]
[EventDate "1970.03.20"]
[PlyCount "63"]
[Source "Perpetual Check"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 dxe5 6.fxe5 Nc6 7.Be3 Bf5 8.Nc3 e6
9.Nf3 Be7 10.d5 Nb4 11.Rc1 O-O 12.a3 Na6 13.Bd3 Bc5 14.Bxc5 Nxc5 15.Bxf5 
exf5 16.b4 Ne4 17.Qd4 c6 18.dxc6 bxc6 19.Nxe4 fxe4 20.Qxe4 Rc8 21.Nd4 Re8 
22.O-O Qc7 23.Rfe1 Nd7 24.e6 Nf6 25.Qf5 Rcd8 26.exf7+ Qxf7 27.Nxc6 Rd2 28.
Ne5 Qb7 29.Nf3 Ree2 30.Rxe2 Rxe2 31.Qd3 Qe7 32.Rd1 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.26"]
[Round "6"]
[White "Tringov, Georgi"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[ECO "B36"]
[EventDate "1970.03.20"]
[PlyCount "104"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Nf6 6.Nc3 Nxd4 7.Qxd4 d6 8.Be2 
Bg7 9.Be3 O-O 10.Qd2 Qa5 11.f3 a6 12.Rc1 Bd7 13.O-O Rfd8 14.a3 b5 15.b4 
Qc7 16.cxb5 axb5 17.Nd5 Qb7 18.Nxe7+ Kh8 19.Bd4 Be8 20.Nd5 Nxd5 21.exd5 
Bxd4+ 22.Qxd4+ Kg8 23.Rc3 Qa7 24.Qxa7 Rxa7 25.Rfc1 Rda8 26.Re3 Kf8 27.Rcc3
Re7 28.Kf2 Rxe3 29.Kxe3 Ke7 30.f4 Bd7 31.Kd4 Kd8 32.g4 Ke7 33.g5 Ra7 34.h4
Kd8 35.h5 Ke7 36.Re3+ Kd8 37.h6 Rc7 38.Rc3 Ra7 39.Bf1 Ke7 40.Bd3 f5 41.Be2
Kd8 42.Ke3 Ra8 43.Kd2 Be8 44.Kc2 Ra7 45.Re3 Bd7 46.Kb2 Ra8 47.Bd3 Ra6 48.
Re1 Ra7 49.Ra1 Kc7 50.Kc3 Ra8 51.Kd4 Kd8 52.Ra2 Ra7 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.26"]
[Round "6"]
[White "Antoshin, Vladimir"]
[Black "Kovacs, Laszlo"]
[Result "1-0"]
[ECO "E06"]
[EventDate "1970.03.20"]
[PlyCount "84"]
[Source "Perpetual Check"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.Nc3 O-O 7.O-O d5 8.Ne5 c6 
9.e4 h6 10.Be3 Nbd7 11.Nxc6 Bxc6 12.cxd5 exd5 13.exd5 Bb7 14.d6 Bxg2 15.
dxe7 Qxe7 16.Kxg2 Rfd8 17.Qf3 a6 18.Rfe1 Qb4 19.Re2 b5 20.Rd1 Qc4 21.Rc1 
Rac8 22.b3 Qd3 23.Rd2 Qg6 24.Rdd1 Re8 25.Ne2 Ne4 26.Nf4 Qf5 27.Nd3 Qg6 28.
Nf4 Qf5 29.g4 Qh7 30.Rxc8 Rxc8 31.Nd5 Kh8 32.Qxf7 Ndf6 33.Nxf6 Nxf6 34.Qe6
Rf8 35.d5 Qc2 36.Rd2 Qc3 37.Qf5 Rd8 38.Rd3 Qc2 39.Bxh6 Rxd5 40.Rxd5 Qc6 
41.Qf3 Qxd5 42.Qxd5 Nxd5 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.26"]
[Round "6"]
[White "Kurajica, Bojan"]
[Black "Padevsky, Nikola"]
[Result "1/2-1/2"]
[ECO "C96"]
[EventDate "1970.03.20"]
[PlyCount "39"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 Nc6 12.a4 Bd7 13.d5 Na5 14.axb5 axb5 15.Nxe5 dxe5
16.d6 Bc6 17.dxe7 Qxe7 18.Nd2 Nb7 19.Rxa8 Rxa8 20.Qe2 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.27"]
[Round "7"]
[White "Padevsky, Nikola"]
[Black "Antoshin, Vladimir"]
[Result "1/2-1/2"]
[ECO "C69"]
[EventDate "1970.03.20"]
[PlyCount "123"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O f6 6.d4 Bg4 7.c3 Bd6 8.Be3 
Ne7 9.Nbd2 Qc8 10.Qc2 O-O 11.Kh1 Ng6 12.dxe5 fxe5 13.Ng1 Nf4 14.f3 Be6 15.
g3 Nh5 16.Rf2 Qe8 17.Raf1 Nf6 18.Rd1 Qe7 19.Nf1 Rf7 20.Rfd2 Raf8 21.Bf2 h5
22.Ne3 Nh7 23.Ng2 Ng5 24.Nh4 Nxf3 25.Ng6 Qf6 26.Nxf8 Rxf8 27.Re2 Nxg1 28.
Kxg1 Bg4 29.Rde1 Bxe2 30.Qxe2 Qf3 31.Qxf3 Rxf3 32.Re3 Rf8 33.Kg2 b5 34.Rf3
Rb8 35.Kf1 c5 36.Ke1 c4 37.Kd2 b4 38.Kc2 a5 39.b3 cxb3+ 40.axb3 bxc3 41.
Rxc3 Rb4 42.Rc4 Rxc4+ 43.bxc4 Bb4 44.Ba7 a4 45.Bb8 Bd6 46.Ba7 Kf7 47.Kc3 
Ke6 48.Be3 Ba3 49.h3 Kd6 50.g4 hxg4 51.hxg4 Kc6 52.Bg5 Bc5 53.Bh4 Kd6 54.
Bd8 Be3 55.Kb4 c6 56.c5+ Bxc5+ 57.Kxa4 Bf2 58.Kb4 Kd7 59.Bg5 Ke6 60.Kc4 
Kf7 61.Bd8 Ke6 62.Bc7 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.27"]
[Round "7"]
[White "Kovacs, Laszlo"]
[Black "Tringov, Georgi"]
[Result "1/2-1/2"]
[ECO "A25"]
[EventDate "1970.03.20"]
[PlyCount "81"]
[Source "Perpetual Check"]

1.c4 g6 2.g3 Bg7 3.Bg2 e5 4.Nc3 Nc6 5.e3 f5 6.d3 Nf6 7.Nge2 O-O 8.a3 a5 9.
O-O d6 10.Rb1 Be6 11.Nd5 Qd7 12.Nec3 Kh8 13.Bd2 Nh5 14.Re1 e4 15.d4 Ne7 
16.Nxe7 Qxe7 17.b3 Nf6 18.f3 exf3 19.Bxf3 c6 20.d5 cxd5 21.cxd5 Bd7 22.e4 
Nxe4 23.Nxe4 fxe4 24.Bxe4 Qf6 25.Be3 Rae8 26.Bb6 Bh3 27.Bd3 Rxe1+ 28.Qxe1 
Qf7 29.Bc4 a4 30.bxa4 Qf3 31.Bf1 Bxf1 32.Qxf1 Qxd5 33.Qd1 Qf7 34.Rb4 Qe7 
35.Rc4 d5 36.Rc7 Qd6 37.a5 d4 38.Qd3 Qe6 39.Bxd4 Bf6 40.Bxf6+ Qxf6 41.Qc3 
1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.27"]
[Round "7"]
[White "Ljubojevic, Ljubomir"]
[Black "Parma, Bruno"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1970.03.20"]
[PlyCount "23"]
[Source "Perpetual Check"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.Bg5 c6 6.Qd2 b5 7.a3 Nbd7 8.Bh6 O-O 
9.Bxg7 Kxg7 10.Nf3 Qc7 11.O-O a6 12.Rfe1 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.27"]
[Round "7"]
[White "Mihaljcisin, Mihajlo"]
[Black "Barczay, Laszlo"]
[Result "0-1"]
[ECO "B60"]
[EventDate "1970.03.20"]
[PlyCount "70"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 Qa5 7.f4 Nxe4 8.Nxc6
bxc6 9.Qf3 d5 10.O-O-O Nxc3 11.Qxc3 Qxc3 12.bxc3 e6 13.Bd3 Bd6 14.Rhf1 Bd7
15.Bh4 O-O 16.h3 Rab8 17.Rf3 f6 18.Bf2 a5 19.a4 e5 20.fxe5 fxe5 21.Rxf8+ 
Rxf8 22.Be3 e4 23.Be2 Be6 24.Kd2 Rb8 25.Ra1 Kf7 26.Rf1+ Ke7 27.h4 Kd7 28.
h5 Be5 29.Bf4 Kd6 30.g3 c5 31.Bb5 d4 32.cxd4 cxd4 33.Bxe5+ Kxe5 34.Rf4 Rc8
35.Rf1 Rc3 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.27"]
[Round "7"]
[White "Browne, Walter Shawn"]
[Black "Gasic, Bozidar"]
[Result "1/2-1/2"]
[ECO "B33"]
[EventDate "1970.03.20"]
[PlyCount "31"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 
b5 9.Nd5 Qa5+ 10.Bd2 Qd8 11.Nxf6+ Qxf6 12.c4 Qg6 13.f3 Be7 14.Be3 O-O 15.
cxb5 Nd4 16.Nc2 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.27"]
[Round "7"]
[White "Bukal, Vladimir"]
[Black "Bogdanovic, Rajko"]
[Result "1/2-1/2"]
[ECO "A36"]
[EventDate "1970.03.20"]
[PlyCount "20"]
[Source "Perpetual Check"]

1.g3 g6 2.Bg2 Bg7 3.e4 c5 4.Ne2 Nc6 5.O-O d6 6.d3 e5 7.c4 Nge7 8.Nbc3 O-O 
9.f4 Nd4 10.Nxd4 cxd4 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.27"]
[Round "7"]
[White "Liberzon, Vladimir"]
[Black "Planinc, Albin"]
[Result "0-1"]
[ECO "A25"]
[EventDate "1970.03.20"]
[PlyCount "114"]
[Source "Perpetual Check"]

1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Rb1 a5 6.a3 f5 7.d3 d6 8.e3 Nf6 9.
Nge2 h5 10.h4 O-O 11.b4 axb4 12.axb4 Ng4 13.b5 Ne7 14.Qb3 c6 15.bxc6 bxc6 
16.Qb6 Qd7 17.O-O Ba6 18.Qb2 Kh7 19.Na4 Rab8 20.Qa2 Rxb1 21.Qxb1 e4 22.
dxe4 Bxc4 23.Qc2 Qe6 24.exf5 Rxf5 25.Nb2 Bb5 26.Nd3 Qc4 27.Qxc4 Bxc4 28.
Ndf4 Ra5 29.Re1 Ra2 30.f3 Ne5 31.Nd4 c5 32.Nde6 Nf5 33.e4 Nxg3 34.Nxg7 
Kxg7 35.Be3 Ne2+ 36.Nxe2 Bxe2 37.f4 Ng4 38.Bc1 c4 39.Bh3 Bf3 40.Be3 Kf7 
41.Bd4 Rh2 42.Bxg4 Rg2+ 43.Kf1 hxg4 44.e5 dxe5 45.Rxe5 Rh2 46.f5 Rxh4 47.
f6 g3 48.Re7+ Kf8 49.Rd7 Rh1+ 50.Bg1 Rh5 51.Rc7 Bd5 52.Bc5+ Ke8 53.Ke2 Rf5
54.Re7+ Kd8 55.Bb6+ Kc8 56.Bd4 g2 57.Rg7 Rxf6 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.27"]
[Round "7"]
[White "Benko, Pal"]
[Black "Kurajica, Bojan"]
[Result "1/2-1/2"]
[ECO "A42"]
[EventDate "1970.03.20"]
[PlyCount "18"]
[Source "Perpetual Check"]

1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 c6 5.Be3 Nd7 6.f4 Nh6 7.Be2 a6 8.Qd2 b5 9.
f5 Ng8 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.28"]
[Round "8"]
[White "Bogdanovic, Rajko"]
[Black "Browne, Walter Shawn"]
[Result "0-1"]
[ECO "B93"]
[EventDate "1970.03.20"]
[PlyCount "86"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 Nbd7 7.f4 g6 8.Be3 
Bg7 9.g4 Nc5 10.Bf3 h5 11.gxh5 Nxh5 12.Nde2 Qa5 13.Qd2 Be6 14.Bd4 Nf6 15.
a3 Qc7 16.Ng3 Ncd7 17.Bg2 Rh4 18.h3 Bh6 19.Be3 Nb6 20.b3 Rc8 21.Nce2 Nh5 
22.Nxh5 Rxh5 23.Bf3 Bg7 24.Bd4 Bxd4 25.Nxd4 Rxh3 26.Rxh3 Bxh3 27.c4 e5 28.
Ne2 Qc5 29.Rd1 Qxa3 30.fxe5 dxe5 31.Qh6 Qb4+ 32.Kf2 Be6 33.Qh8+ Ke7 34.
Qxe5 Qc5+ 35.Qxc5+ Rxc5 36.Nd4 Bd7 37.Rh1 Nc8 38.Rh8 Nd6 39.Ke3 b5 40.cxb5
Nxb5 41.Nxb5 Rxb5 42.Bd1 Be6 43.Ra8 a5 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.28"]
[Round "8"]
[White "Planinc, Albin"]
[Black "Bukal, Vladimir"]
[Result "1-0"]
[ECO "B18"]
[EventDate "1970.03.20"]
[PlyCount "64"]
[Source "Perpetual Check"]

1.e4 c6 2.Nc3 d5 3.d4 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Bc4 Nf6 8.Nh3 
Nd5 9.Bb3 e6 10.O-O Qxh4 11.c4 Nf6 12.Nf4 Bh7 13.Re1 Bb4 14.Re2 O-O 15.Nf1
Ne4 16.Bc2 Ng5 17.Nh2 Bxc2 18.Qxc2 Nh7 19.Qb3 Bd6 20.Qxb7 Bxf4 21.Nf3 Qg4 
22.Bxf4 Qxf4 23.Qxa8 Qc7 24.d5 Rd8 25.Re3 Nf6 26.Rb3 cxd5 27.cxd5 Nxd5 28.
Rb7 Qf4 29.Qxa7 Nc6 30.Qc5 Ne5 31.Nxe5 Qxe5 32.Rd1 Re8 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.28"]
[Round "8"]
[White "Gasic, Bozidar"]
[Black "Mihaljcisin, Mihajlo"]
[Result "1-0"]
[ECO "B03"]
[EventDate "1970.03.20"]
[PlyCount "81"]
[Source "Perpetual Check"]

1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.d4 d6 5.f4 Bf5 6.Nc3 e6 7.Be3 Na6 8.exd6 cxd6
9.Rc1 Be7 10.Nf3 O-O 11.b3 Nd7 12.Be2 Nc7 13.O-O d5 14.c5 Nb8 15.b4 a6 16.
a4 Nc6 17.b5 axb5 18.axb5 Na5 19.b6 Na6 20.Nb5 Bg4 21.Na7 Bxf3 22.Rxf3 Nb4
23.Bb5 Nc4 24.Bxc4 dxc4 25.Rxc4 Nd5 26.Qb3 Bf6 27.Bf2 Qd7 28.Qa4 Qe7 29.g3
g5 30.fxg5 Bxg5 31.Qb3 f5 32.c6 bxc6 33.b7 Rab8 34.Nxc6 Qxb7 35.Nxb8 Rxb8 
36.Qxb7 Rxb7 37.Rc5 Nf6 38.Rcc3 Nd5 39.Rc6 Kf7 40.Rc2 Rc7 41.Re2 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.28"]
[Round "8"]
[White "Barczay, Laszlo"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[ECO "B78"]
[EventDate "1970.03.20"]
[PlyCount "40"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Qd2 
O-O 9.Bc4 Bd7 10.Bb3 Qa5 11.O-O-O Rac8 12.g4 Ne5 13.h4 b5 14.h5 b4 15.Nd5 
Nxd5 16.Bxd5 Nc4 17.Bxc4 Rxc4 18.Kb1 Qe5 19.Qh2 Qxh2 20.Rxh2 a5 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.28"]
[Round "8"]
[White "Tringov, Georgi"]
[Black "Padevsky, Nikola"]
[Result "1/2-1/2"]
[ECO "C85"]
[EventDate "1970.03.20"]
[PlyCount "24"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Bxc6 dxc6 7.d3 Nd7 8.Nbd2
O-O 9.Nc4 Bd6 10.h3 Re8 11.Nxd6 cxd6 12.a4 a5 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.28"]
[Round "8"]
[White "Kurajica, Bojan"]
[Black "Antoshin, Vladimir"]
[Result "1/2-1/2"]
[ECO "C87"]
[EventDate "1970.03.20"]
[PlyCount "72"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6 7.c3 O-O 8.h3 Bd7 
9.d4 Re8 10.Nbd2 Bf8 11.Bc2 g6 12.Nf1 Bg7 13.Ng3 Qe7 14.Be3 Qf8 15.Qd2 
Rad8 16.d5 Ne7 17.c4 Nxe4 18.Nxe4 f5 19.Nc3 f4 20.Rf1 Bh6 21.g4 Nc8 22.Ne4
fxe3 23.fxe3 Qe7 24.Rf2 Rf8 25.Raf1 Rf7 26.Kg2 Rdf8 27.b4 c6 28.Bb3 cxd5 
29.cxd5 Kh8 30.Nfg5 Rxf2+ 31.Rxf2 Bxg5 32.Rxf8+ Qxf8 33.Nxg5 Nb6 34.Qf2 
Qxf2+ 35.Kxf2 Kg7 36.Ne4 Nc8 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.28"]
[Round "8"]
[White "Parma, Bruno"]
[Black "Kovacs, Laszlo"]
[Result "1-0"]
[ECO "B77"]
[EventDate "1970.03.20"]
[PlyCount "114"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Bd7 7.Bb3 g6 8.f3 
Bg7 9.Be3 Rc8 10.Qd2 Na5 11.Bh6 O-O 12.h4 Nc4 13.Bxc4 Rxc4 14.Bxg7 Kxg7 
15.h5 Qa5 16.hxg6 fxg6 17.O-O-O Rf7 18.Kb1 a6 19.Qe2 Rc8 20.Nb3 Qe5 21.Qe3
Kg8 22.Rhe1 Nh5 23.Qb6 Bc6 24.Nd4 a5 25.Qb3 Qg3 26.e5 dxe5 27.Ne6 Kh8 28.
Qb6 h6 29.Qxa5 Kh7 30.Nd8 Rg7 31.Re2 e4 32.fxe4 e5 33.Red2 Nf6 34.Qb4 Bd7 
35.Qb6 Bc6 36.Nxc6 Rxc6 37.Qf2 Qg4 38.Qe2 Qh4 39.Qf3 Rc4 40.Re2 Nh5 41.Nd5
Rc6 42.a4 Nf6 43.b3 h5 44.Rf1 Nd7 45.Qe3 Qg4 46.Ref2 Kg8 47.Kb2 g5 48.Qd3 
Qe6 49.Rf5 Qg6 50.Qb5 b6 51.Qb4 Re6 52.Qc4 Kh7 53.Qe2 Kh6 54.Qe3 Rc6 55.
Qf3 Nc5 56.Rh1 Nd7 57.Ne3 Re7 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.28"]
[Round "8"]
[White "Benko, Pal"]
[Black "Liberzon, Vladimir"]
[Result "1/2-1/2"]
[ECO "E68"]
[EventDate "1970.03.20"]
[PlyCount "28"]
[Source "Perpetual Check"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nf3 d6 6.O-O Nbd7 7.Qc2 e5 8.Rd1 Re8
9.Nc3 c6 10.e4 exd4 11.Nxd4 Qe7 12.b3 Ne5 13.f3 a5 14.Rb1 Nfd7 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.30"]
[Round "9"]
[White "Kovacs, Laszlo"]
[Black "Barczay, Laszlo"]
[Result "1-0"]
[ECO "A00"]
[EventDate "1970.03.20"]
[PlyCount "0"]
[Source "Perpetual Check"]

1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.30"]
[Round "9"]
[White "Antoshin, Vladimir"]
[Black "Tringov, Georgi"]
[Result "1/2-1/2"]
[ECO "E92"]
[EventDate "1970.03.20"]
[PlyCount "83"]
[Source "Perpetual Check"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.d5 a5 8.O-O Na6 9.
Bg5 h6 10.Bh4 Qe8 11.Ne1 Bd7 12.Nd3 Nh7 13.Rc1 h5 14.Qd2 Kh8 15.f4 exf4 
16.Bf2 b6 17.Nxf4 Nc5 18.Rce1 Qe7 19.Bd1 Rae8 20.Bc2 Kg8 21.a3 Ng5 22.Bd4 
a4 23.Bxg7 Kxg7 24.Re3 Qe5 25.Rg3 Nh7 26.h3 Re7 27.Qf2 Rfe8 28.Nd3 Nxd3 
29.Rxd3 Ra8 30.Kh1 f6 31.Rf3 Rf7 32.Bb1 Raf8 33.Bc2 Ra8 34.Qd2 Ra5 35.Bd3 
Ra8 36.Bc2 Nf8 37.Qd1 h4 38.Re1 Qe8 39.Qd4 g5 40.Ref1 Qe7 41.Qd1 Ng6 42.
R3f2 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.30"]
[Round "9"]
[White "Padevsky, Nikola"]
[Black "Parma, Bruno"]
[Result "1/2-1/2"]
[ECO "D30"]
[EventDate "1970.03.20"]
[PlyCount "26"]
[Source "Perpetual Check"]

1.d4 d5 2.Nf3 e6 3.c4 c5 4.dxc5 Bxc5 5.e3 Nf6 6.g3 a5 7.b3 O-O 8.Bb2 Nc6 
9.Be2 Qe7 10.cxd5 exd5 11.O-O Rd8 12.Nd4 Nxd4 13.Bxd4 Be6 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.30"]
[Round "9"]
[White "Ljubojevic, Ljubomir"]
[Black "Gasic, Bozidar"]
[Result "1/2-1/2"]
[ECO "A36"]
[EventDate "1970.03.20"]
[PlyCount "30"]
[Source "Perpetual Check"]

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.e3 e6 8.d4 cxd4 
9.Nxd4 Nxd4 10.exd4 d5 11.cxd5 Nxd5 12.Nxd5 exd5 13.Be3 Be6 14.Qd2 Qd7 15.
Bh6 Bh3 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.30"]
[Round "9"]
[White "Mihaljcisin, Mihajlo"]
[Black "Bogdanovic, Rajko"]
[Result "1/2-1/2"]
[ECO "B53"]
[EventDate "1970.03.20"]
[PlyCount "67"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Bd7 6.Bxc6 Bxc6 7.Nc3 Nf6 8.
Bg5 e6 9.O-O-O Be7 10.Rhe1 O-O 11.Kb1 Qa5 12.Qd2 Qb6 13.Nd4 Rfd8 14.f3 a6 
15.g4 Rac8 16.h4 Be8 17.Be3 Qc7 18.g5 Nh5 19.f4 b5 20.a3 d5 21.exd5 b4 22.
axb4 Bxb4 23.Nb3 exd5 24.f5 a5 25.Bd4 a4 26.Nc1 Qb7 27.Qe2 f6 28.gxf6 Bxc3
29.Bxc3 Rxc3 30.Qxe8+ Rxe8 31.Rxe8+ Kf7 32.Re7+ Qxe7 33.fxe7 Rc4 34.Rxd5 
1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.30"]
[Round "9"]
[White "Browne, Walter Shawn"]
[Black "Planinc, Albin"]
[Result "0-1"]
[ECO "B87"]
[EventDate "1970.03.20"]
[PlyCount "85"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.Nc3 Nf6 4.d4 cxd4 5.Nxd4 a6 6.Bc4 e6 7.Bb3 b5 8.O-O Be7
9.Qf3 Qd7 10.a4 b4 11.a5 Qb7 12.Na4 Nbd7 13.Re1 O-O 14.Bg5 Bd8 15.Rad1 
Bxa5 16.Qe2 Bd8 17.f4 Nb6 18.Kh1 h6 19.Bh4 Nxa4 20.Bxa4 Bd7 21.Bb3 Nh7 22.
Bg3 Bb6 23.f5 Bxd4 24.Rxd4 exf5 25.Bxd6 Rfe8 26.Rxb4 Bb5 27.Qd2 Rad8 28.e5
a5 29.Rd4 Bc6 30.h4 Be4 31.Ba4 Re6 32.Qxa5 Bxg2+ 33.Kh2 Ra8 34.Qb5 Rg6 35.
Qd3 Be4 36.Rdxe4 fxe4 37.Qxe4 Qa7 38.Bb3 Qf2+ 39.Kh1 Rg3 40.Qxa8+ Nf8 41.
Bxf7+ Kh7 42.Qe4+ Kh8 43.Be6 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.30"]
[Round "9"]
[White "Bukal, Vladimir"]
[Black "Benko, Pal"]
[Result "0-1"]
[ECO "A23"]
[EventDate "1970.03.20"]
[PlyCount "56"]
[Source "Perpetual Check"]

1.g3 d5 2.Bg2 e5 3.c4 c6 4.cxd5 cxd5 5.Qb3 Nf6 6.Nc3 Nc6 7.d3 d4 8.Nb1 
Bb4+ 9.Bd2 a5 10.a3 Be6 11.Qa4 Be7 12.Bc1 O-O 13.Nd2 Nd7 14.Qd1 a4 15.Ngf3
Nc5 16.O-O Rc8 17.Nc4 f6 18.b4 axb3 19.a4 Ra8 20.Nfd2 Nxa4 21.Qxb3 Nc3 22.
Rxa8 Qxa8 23.Re1 b5 24.Nb6 Bxb3 25.Nxa8 Bd5 26.Nb6 Bxg2 27.Kxg2 Rb8 28.Nd7
Rb7 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.30"]
[Round "9"]
[White "Liberzon, Vladimir"]
[Black "Kurajica, Bojan"]
[Result "0-1"]
[ECO "E95"]
[EventDate "1970.03.20"]
[PlyCount "118"]
[Source "Perpetual Check"]

1.e4 g6 2.d4 Bg7 3.c4 d6 4.Nc3 Nd7 5.Nf3 e5 6.Be2 exd4 7.Nxd4 Ngf6 8.O-O 
O-O 9.Re1 Re8 10.Bf1 Nc5 11.f3 a5 12.Be3 h6 13.Qd2 Kh7 14.Rad1 Bd7 15.Ndb5
b6 16.Bf2 Ng8 17.g3 Rc8 18.Nd4 Na4 19.Ncb5 Qf6 20.b3 Nc5 21.Bg2 Qe7 22.h3 
Qf8 23.Nc3 Ne7 24.f4 f5 25.e5 dxe5 26.fxe5 Ng8 27.Nf3 Bc6 28.Ng5+ hxg5 29.
Bxc6 Rxe5 30.Qxg5 Rxe1+ 31.Bxe1 Bh6 32.Qh4 Ne6 33.Rd7+ Ng7 34.Bf2 Nf6 35.
Be3 f4 36.Bxf4 g5 37.Bxg5 Qc5+ 38.Kh2 Qxg5 39.Qxg5 Bxg5 40.Rd3 Kg6 41.Ne4 
Ne6 42.Nxf6 Bxf6 43.Be4+ Kf7 44.Bb7 Re8 45.Rd7+ Re7 46.Rxe7+ Kxe7 47.h4 
Kd6 48.Kh3 Bc3 49.Bc8 Ke5 50.Kg4 Be1 51.h5 Bd2 52.Bd7 Nc5 53.Be8 Ne4 54.
Bg6 Nf6+ 55.Kh4 Ne4 56.Bxe4 Kxe4 57.g4 Ke5 58.g5 Kf5 59.g6 Bh6 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.31"]
[Round "10"]
[White "Barczay, Laszlo"]
[Black "Padevsky, Nikola"]
[Result "0-1"]
[ECO "A00"]
[EventDate "1970.03.20"]
[PlyCount "0"]
[Source "Perpetual Check"]

0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.31"]
[Round "10"]
[White "Liberzon, Vladimir"]
[Black "Bukal, Vladimir"]
[Result "1/2-1/2"]
[ECO "B44"]
[EventDate "1970.03.20"]
[PlyCount "59"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 Nf6 7.N1c3 Be7 8.Be2 
a6 9.Na3 O-O 10.O-O b6 11.Be3 Bb7 12.f3 Nb4 13.Qd2 d5 14.cxd5 exd5 15.e5 
Nd7 16.f4 Bc5 17.Bf3 Qe7 18.Bxc5 Nxc5 19.Ne2 Ne4 20.Qe3 f6 21.exf6 Rxf6 
22.Nd4 Re8 23.Bg4 Nc5 24.Qxe7 Rxe7 25.g3 Re4 26.Nac2 Nxc2 27.Nxc2 Rc4 28.
Ne3 Re4 29.Nc2 Rc4 30.Ne3 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.31"]
[Round "10"]
[White "Benko, Pal"]
[Black "Browne, Walter Shawn"]
[Result "1/2-1/2"]
[ECO "E64"]
[EventDate "1970.03.20"]
[PlyCount "48"]
[Source "Perpetual Check"]

1.d4 Nf6 2.c4 g6 3.g3 c5 4.d5 d6 5.Bg2 Bg7 6.Nf3 O-O 7.O-O Na6 8.Nc3 Nc7 
9.a4 Rb8 10.Bg5 a6 11.a5 b5 12.axb6 Rxb6 13.Ra2 Bg4 14.Ne1 e5 15.Bd2 e4 
16.Nc2 Qd7 17.Na3 Bh3 18.Qc2 Rfb8 19.Rb1 Bxg2 20.Kxg2 Qe8 21.b3 h5 22.h3 
Kh7 23.Nd1 R6b7 24.Ba5 Na8 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.31"]
[Round "10"]
[White "Planinc, Albin"]
[Black "Mihaljcisin, Mihajlo"]
[Result "1/2-1/2"]
[ECO "B64"]
[EventDate "1970.03.20"]
[PlyCount "50"]
[Source "Perpetual Check"]

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 e5 11.Ndb5 Bg4 12.Be2 Bxe2 13.Qxe2 exf4 14.Bxf6 Bxf6 
15.Rxd6 Qb8 16.Rhd1 Bg5 17.Kb1 a6 18.Na3 Rd8 19.Nc4 Qa7 20.e5 Be7 21.Rxd8+
Rxd8 22.Nd5 Qc5 23.Qe4 b5 24.Nxe7+ Qxe7 25.Rxd8+ Nxd8 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.31"]
[Round "10"]
[White "Bogdanovic, Rajko"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[ECO "B28"]
[EventDate "1970.03.20"]
[PlyCount "108"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Nxd4 e5 5.Nb3 Nf6 6.Bg5 h6 7.Bxf6 Qxf6 8.Be2 
Bb4+ 9.c3 Be7 10.O-O Qc6 11.c4 Qxe4 12.Nc3 Qh4 13.Nd5 Bd8 14.f4 d6 15.f5 
Nc6 16.g3 Qg5 17.Qd3 h5 18.Nd2 Nd4 19.Ne4 Qh6 20.f6 O-O 21.fxg7 Kxg7 22.
Nef6 Kh8 23.Bxh5 Be6 24.Bg4 Rc8 25.b3 b5 26.Rf2 bxc4 27.bxc4 Qg6 28.Qxg6 
fxg6 29.Bxe6 Nxe6 30.Rc1 Bxf6 31.Rxf6 Rxf6 32.Nxf6 Nd4 33.Rb1 Kg7 34.Ne4 
Rxc4 35.Rb7+ Kh6 36.Nxd6 Rc2 37.Nf7+ Kg7 38.Nxe5+ Kf6 39.Ng4+ Kg5 40.Nf2 
Rxa2 41.Rf7 Kh5 42.h3 a5 43.Rd7 Nf3+ 44.Kg2 Ne1+ 45.Kf1 Nf3 46.Rh7+ Kg5 
47.Rf7 Ra3 48.h4+ Nxh4 49.Ne4+ Kh6 50.gxh4 Ra4 51.Rf4 Rb4 52.Ke2 a4 53.Ke3
a3 54.Rf8 Ra4 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.31"]
[Round "10"]
[White "Gasic, Bozidar"]
[Black "Kovacs, Laszlo"]
[Result "1-0"]
[ECO "C96"]
[EventDate "1970.03.20"]
[PlyCount "140"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.d4 d6 
9.c3 Bb7 10.h3 Na5 11.Bc2 Nd7 12.Nbd2 c5 13.dxc5 dxc5 14.Qe2 Bf6 15.Nf1 
Nc4 16.Ng3 g6 17.b3 Ncb6 18.Bh6 Bg7 19.Qe3 Qe7 20.Rad1 Rfd8 21.Rd2 Nf8 22.
Red1 Rd7 23.Rxd7 Nbxd7 24.Nh2 Nf6 25.Bxg7 Kxg7 26.Qg5 Kh8 27.Ng4 Ng8 28.
Qxe5+ Qxe5 29.Nxe5 Kg7 30.f3 Nf6 31.Kf2 Rc8 32.c4 b4 33.a3 a5 34.axb4 axb4
35.Ra1 Ra8 36.Rxa8 Bxa8 37.Ne2 Ne6 38.Ke3 g5 39.g3 Kf8 40.f4 gxf4+ 41.gxf4
Ke7 42.Nf3 Nh5 43.f5 Nf8 44.e5 Nd7 45.Be4 Bxe4 46.Kxe4 f6 47.e6 Nb6 48.Ne1
Nc8 49.Kd5 Nd6 50.Kxc5 Nxf5 51.Kxb4 Kxe6 52.c5 Kd5 53.Kb5 Ne7 54.b4 f5 55.
Nf3 Nf6 56.Nc3+ Ke6 57.Kc4 Nd7 58.b5 Nc8 59.Nd5 h6 60.b6 Nb8 61.Nf4+ Kf6 
62.b7 Na7 63.Nd5+ Ke6 64.Nb4 h5 65.Nd4+ Ke5 66.c6 Kd6 67.Nxf5+ Kc7 68.Nd4 
Kb6 69.Nd5+ Ka6 70.Kc5 Naxc6 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.31"]
[Round "10"]
[White "Parma, Bruno"]
[Black "Antoshin, Vladimir"]
[Result "1/2-1/2"]
[ECO "C96"]
[EventDate "1970.03.20"]
[PlyCount "85"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 cxd4 12.cxd4 Bb7 13.Nbd2 Nc6 14.d5 Nb4 15.Bb1 a5 
16.Qe2 Qc7 17.Nf1 Rfc8 18.Bg5 Qc4 19.Qd1 Nc2 20.b3 Qc7 21.Bxc2 Qxc2 22.
Qxc2 Rxc2 23.Ne3 Rc7 24.Nf5 Bf8 25.Bxf6 gxf6 26.N3h4 Rac8 27.Ne3 Bh6 28.
Nhf5 Bxe3 29.Nxe3 Kf8 30.Nf5 Rd8 31.Rec1 Rcc8 32.Kf1 Ke8 33.Ke2 Kd7 34.Kd2
b4 35.Ne3 Ba6 36.Rxc8 Rxc8 37.a3 a4 38.axb4 axb3 39.g4 Bb5 40.Rb1 Ba4 41.
f3 Rc7 42.Rb2 Rb7 43.Kc3 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.03.31"]
[Round "10"]
[White "Kurajica, Bojan"]
[Black "Tringov, Georgi"]
[Result "1/2-1/2"]
[ECO "B50"]
[EventDate "1970.03.20"]
[PlyCount "54"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.Nc3 Nf6 4.e5 dxe5 5.Nxe5 Nbd7 6.Nc4 e6 7.Be2 Nb6 8.Ne3 
Be7 9.O-O O-O 10.Bf3 Nbd5 11.Ncxd5 exd5 12.d4 c4 13.b3 cxb3 14.axb3 Be6 
15.c4 Qd7 16.c5 b6 17.b4 a5 18.bxa5 bxc5 19.dxc5 Qc7 20.Bb2 Rxa5 21.Rxa5 
Qxa5 22.Bxf6 Bxf6 23.Nxd5 Qxc5 24.Nxf6+ gxf6 25.Be4 Rc8 26.Re1 Kg7 27.h3 
Qc3 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.01"]
[Round "11"]
[White "Antoshin, Vladimir"]
[Black "Barczay, Laszlo"]
[Result "1-0"]
[ECO "A00"]
[EventDate "1970.03.20"]
[PlyCount "0"]
[Source "Perpetual Check"]

1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.01"]
[Round "11"]
[White "Tringov, Georgi"]
[Black "Parma, Bruno"]
[Result "1/2-1/2"]
[ECO "C91"]
[EventDate "1970.03.20"]
[PlyCount "37"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.d4 Bg4 10.d5 Na5 11.Bc2 c6 12.dxc6 Qc7 13.Nbd2 Qxc6 14.h3 Be6 15.Ng5 Bd7
16.Nf1 Nc4 17.Ng3 g6 18.Nf3 Rfe8 19.Rb1 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.01"]
[Round "11"]
[White "Padevsky, Nikola"]
[Black "Gasic, Bozidar"]
[Result "1/2-1/2"]
[ECO "D32"]
[EventDate "1970.03.20"]
[PlyCount "24"]
[Source "Perpetual Check"]

1.d4 d5 2.Nf3 e6 3.c4 c5 4.cxd5 exd5 5.Nc3 Nc6 6.Bg5 Nf6 7.e3 cxd4 8.Nxd4 
Be7 9.Be2 O-O 10.O-O Be6 11.Rc1 Rc8 12.Qa4 a6 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.01"]
[Round "11"]
[White "Kovacs, Laszlo"]
[Black "Bogdanovic, Rajko"]
[Result "1-0"]
[ECO "B87"]
[EventDate "1970.03.20"]
[PlyCount "87"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 b5 8.O-O Bb7
9.Re1 Nbd7 10.f3 Nc5 11.Be3 Be7 12.Nce2 O-O 13.c3 g6 14.Bh6 Re8 15.Qd2 
Nfd7 16.Rad1 Ne5 17.Ng3 Nc4 18.Qc1 Qc7 19.Bc2 Bf6 20.Kh1 Rad8 21.b3 Nb6 
22.Bg5 Bxg5 23.Qxg5 Qe7 24.Qh6 Qf8 25.Qh4 Qe7 26.Qh6 Qf8 27.Qh4 e5 28.Nde2
Ne6 29.Nf1 Qe7 30.Qg3 h5 31.Ne3 Qf6 32.a4 Nf4 33.Qf2 Rc8 34.axb5 axb5 35.
Nf5 d5 36.Nxf4 Rxc3 37.exd5 Rec8 38.Nxh5 gxh5 39.Be4 Kh8 40.d6 Bxe4 41.
fxe4 Nd7 42.Qe2 Qg5 43.Qxb5 Rc2 44.Ne3 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.01"]
[Round "11"]
[White "Ljubojevic, Ljubomir"]
[Black "Planinc, Albin"]
[Result "1-0"]
[ECO "C68"]
[EventDate "1970.03.20"]
[PlyCount "79"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.d3 Bd6 6.O-O Ne7 7.Nbd2 f6 8.Nc4 
Be6 9.Bd2 Qd7 10.Qe2 g5 11.c3 Ng6 12.Rfd1 h5 13.d4 g4 14.Ne1 O-O-O 15.Na5 
Rdg8 16.b4 g3 17.d5 cxd5 18.exd5 Bxd5 19.c4 gxf2+ 20.Qxf2 Be4 21.c5 Be7 
22.c6 Bxc6 23.Bg5 Bd5 24.Qa7 Qb5 25.Rac1 Bxb4 26.Be3 Nf4 27.Bxf4 Bxe1 28.
Nc4 Rxg2+ 29.Kf1 Bf2 30.Qa8+ Kd7 31.Qxh8 Ba7 32.a4 Rf2+ 33.Ke1 Qb4+ 34.Bd2
Qb3 35.Be3 Bxe3 36.Rxd5+ Ke6 37.Qg8+ Kf5 38.Rxe5+ fxe5 39.Nd6+ cxd6 40.
Qxb3 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.01"]
[Round "11"]
[White "Mihaljcisin, Mihajlo"]
[Black "Benko, Pal"]
[Result "1-0"]
[ECO "B07"]
[EventDate "1970.03.20"]
[PlyCount "61"]
[Source "Perpetual Check"]

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.c3 Nf6 5.Nbd2 O-O 6.Be2 b6 7.O-O Bb7 8.Qc2 c5 
9.dxc5 bxc5 10.Re1 Nbd7 11.Bf1 e6 12.b3 Qc7 13.Bb2 Rfd8 14.Rad1 h6 15.h3 
e5 16.g3 d5 17.exd5 Nxd5 18.Nh4 N7b6 19.a3 Ne7 20.c4 Nc6 21.Ne4 Nd4 22.
Bxd4 cxd4 23.c5 Nd5 24.Bc4 a5 25.b4 axb4 26.axb4 Nxb4 27.Nf6+ Kf8 28.Nxg6+
fxg6 29.Nh7+ Ke7 30.Qxg6 Qxc5 31.Qe6# 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.01"]
[Round "11"]
[White "Browne, Walter Shawn"]
[Black "Liberzon, Vladimir"]
[Result "1/2-1/2"]
[ECO "C94"]
[EventDate "1970.03.20"]
[PlyCount "53"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Nb8 10.d3 Nbd7 11.Nbd2 Bb7 12.Nf1 Nc5 13.Bc2 Re8 14.Ng3 Bf8 15.Nh2 g6
16.f4 exf4 17.Bxf4 Ne6 18.Be3 d5 19.e5 d4 20.Bf2 Nd5 21.Ne4 Bg7 22.Nf3 
dxc3 23.bxc3 f5 24.exf6 Nxf6 25.Bh4 Bd5 26.a4 h6 27.Nxf6+ 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.01"]
[Round "11"]
[White "Bukal, Vladimir"]
[Black "Kurajica, Bojan"]
[Result "1/2-1/2"]
[ECO "A42"]
[EventDate "1970.03.20"]
[PlyCount "27"]
[Source "Perpetual Check"]

1.e4 g6 2.d4 Bg7 3.c4 d6 4.Nc3 c6 5.Be2 a6 6.Nf3 b5 7.a3 Bg4 8.O-O bxc4 9.
Bxc4 e6 10.Be2 Ne7 11.Qd3 Nd7 12.Bf4 Bxf3 13.Bxf3 e5 14.dxe5 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.03"]
[Round "12"]
[White "Barczay, Laszlo"]
[Black "Tringov, Georgi"]
[Result "0-1"]
[ECO "A00"]
[EventDate "1970.03.20"]
[PlyCount "0"]
[Source "Perpetual Check"]

0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.03"]
[Round "12"]
[White "Bukal, Vladimir"]
[Black "Browne, Walter Shawn"]
[Result "1-0"]
[ECO "A64"]
[EventDate "1970.03.20"]
[PlyCount "79"]
[Source "Perpetual Check"]

1.d4 Nf6 2.g3 g6 3.Bg2 Bg7 4.c4 O-O 5.Nc3 c5 6.d5 d6 7.Nf3 e6 8.O-O exd5 
9.cxd5 Re8 10.Nd2 Nbd7 11.h3 a6 12.a4 Rb8 13.Nc4 Ne5 14.Na3 Re7 15.f4 Ned7
16.e4 Ne8 17.Nc4 Nb6 18.Ne3 Bd4 19.Kh2 f5 20.a5 Nd7 21.Nc4 Bxc3 22.bxc3 
fxe4 23.f5 Ne5 24.Nxe5 Rxe5 25.fxg6 hxg6 26.Bf4 Rh5 27.g4 Rh7 28.Qe2 Nf6 
29.Kg1 Nxd5 30.Qxe4 Nxf4 31.Rxf4 Rg7 32.Raf1 Bd7 33.Qd5+ Kh8 34.Qxd6 Be8 
35.Qe5 Qc7 36.Rf8+ Kh7 37.Rxe8 Rxe8 38.Qxe8 Qxa5 39.Rf8 Kh6 40.Rh8+ 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.03"]
[Round "12"]
[White "Liberzon, Vladimir"]
[Black "Mihaljcisin, Mihajlo"]
[Result "1/2-1/2"]
[ECO "A23"]
[EventDate "1970.03.20"]
[PlyCount "28"]
[Source "Perpetual Check"]

1.c4 Nf6 2.Nc3 e5 3.g3 c6 4.Nf3 e4 5.Nd4 d5 6.cxd5 Qb6 7.Nb3 cxd5 8.Bg2 
Bf5 9.d3 Bb4 10.O-O Bxc3 11.bxc3 O-O 12.Be3 Qc7 13.Bd4 Nbd7 14.Qd2 Rfe8 
1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.03"]
[Round "12"]
[White "Benko, Pal"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1970.03.20"]
[PlyCount "22"]
[Source "Perpetual Check"]

1.d4 g6 2.e4 Bg7 3.c3 d6 4.Nf3 Nf6 5.Nbd2 O-O 6.Be2 Nc6 7.O-O Re8 8.Re1 e5
9.dxe5 Nxe5 10.Nxe5 Rxe5 11.f3 Re8 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.03"]
[Round "12"]
[White "Planinc, Albin"]
[Black "Kovacs, Laszlo"]
[Result "1-0"]
[ECO "C94"]
[EventDate "1970.03.20"]
[PlyCount "42"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Nb8 10.d3 Nbd7 11.Nbd2 c6 12.Nf1 Qc7 13.d4 h6 14.Nh4 Re8 15.Qf3 d5 
16.Nf5 Nb6 17.dxe5 dxe4 18.Qg3 Nh5 19.Qg6 Bg5 20.Nd6 Rxe5 21.Nxf7 Rd5 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.03"]
[Round "12"]
[White "Bogdanovic, Rajko"]
[Black "Padevsky, Nikola"]
[Result "1-0"]
[ECO "C99"]
[EventDate "1970.03.20"]
[PlyCount "57"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 Nc6 13.a3 cxd4 14.cxd4 Bb7 15.d5 Nd8 
16.b4 Nd7 17.Nb3 Nb6 18.Na5 Nc4 19.Nxc4 Qxc4 20.Bd3 Qc7 21.Be3 f5 22.Rc1 
Qd7 23.exf5 Bxd5 24.Nxe5 Qb7 25.Ng6 hxg6 26.fxg6 Re8 27.Qh5 Bf6 28.Bg5 Be5
29.Be4 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.03"]
[Round "12"]
[White "Gasic, Bozidar"]
[Black "Antoshin, Vladimir"]
[Result "0-1"]
[ECO "C82"]
[EventDate "1970.03.20"]
[PlyCount "81"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 
Be6 9.c3 Bc5 10.Qe2 O-O 11.Be3 Qe7 12.Nbd2 Bxe3 13.Qxe3 Nxd2 14.Qxd2 Na5 
15.Qf4 c5 16.Rfd1 Nxb3 17.axb3 a5 18.h3 b4 19.Nd2 Qc7 20.Rdc1 f6 21.cxb4 
fxe5 22.Qe3 axb4 23.Rxa8 Rxa8 24.Rxc5 Ra1+ 25.Kh2 Qd6 26.g3 Bd7 27.Rc2 Qe6
28.g4 e4 29.Qg3 h6 30.Kg2 Kh7 31.Nf1 d4 32.Qf4 Bc6 33.Qc7 e3+ 34.Rxc6 Qd5+
35.f3 e2 36.Rc1 e1=Q 37.Rxe1 Rxe1 38.Ng3 d3 39.Ne4 Rxe4 40.fxe4 Qxe4+ 41.
Kh2 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.03"]
[Round "12"]
[White "Kurajica, Bojan"]
[Black "Parma, Bruno"]
[Result "1/2-1/2"]
[ECO "C94"]
[EventDate "1970.03.20"]
[PlyCount "30"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Nb8 10.d3 c5 11.Nbd2 Qc7 12.Nh2 Be6 13.Nhf1 c4 14.dxc4 bxc4 15.Bc2 
Nbd7 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.04"]
[Round "13"]
[White "Parma, Bruno"]
[Black "Barczay, Laszlo"]
[Result "1-0"]
[ECO "A00"]
[EventDate "1970.03.20"]
[PlyCount "0"]
[Source "Perpetual Check"]

1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.04"]
[Round "13"]
[White "Tringov, Georgi"]
[Black "Gasic, Bozidar"]
[Result "1-0"]
[ECO "A08"]
[EventDate "1970.03.20"]
[PlyCount "113"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 e6 3.d3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O Nge7 7.Nbd2 d5 8.exd5 
exd5 9.c3 O-O 10.Nb3 b6 11.Re1 h6 12.d4 c4 13.Nbd2 b5 14.Ne5 Nxe5 15.dxe5 
Be6 16.Nf3 a5 17.Nd4 Qd7 18.Nxe6 fxe6 19.f4 Nf5 20.Qe2 Rfd8 21.Kh1 Rab8 
22.Rd1 b4 23.Bd2 Qc7 24.Qe1 Qc5 25.g4 bxc3 26.bxc3 Ne7 27.Be3 Qc7 28.Qd2 
Rb7 29.Rab1 Rdb8 30.Rxb7 Rxb7 31.Rf1 a4 32.Qc2 Qc6 33.Bc1 Qe8 34.Ba3 Nc6 
35.Bd6 Ne7 36.f5 gxf5 37.gxf5 exf5 38.Bxe7 Rxe7 39.Bxd5+ Kh8 40.e6 a3 41.
Qxf5 Qb5 42.Rb1 Qe8 43.Bxc4 Bxc3 44.Bd5 Qg8 45.Qh3 Be5 46.Qxa3 Qg6 47.Rf1 
Bf6 48.Qf3 Bg7 49.Qf5 Qe8 50.Rb1 Qc8 51.Be4 Bb2 52.Qb5 Bf6 53.Qb8 Rc7 54.
Rb7 Rc1+ 55.Kg2 Qxb8 56.Rxb8+ Kg7 57.Rb7+ 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.04"]
[Round "13"]
[White "Antoshin, Vladimir"]
[Black "Bogdanovic, Rajko"]
[Result "1/2-1/2"]
[ECO "E92"]
[EventDate "1970.03.20"]
[PlyCount "89"]
[Source "Perpetual Check"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.d5 a5 8.O-O Na6 9.
Bg5 h6 10.Bh4 Qe8 11.Nd2 Bd7 12.Rc1 Nh7 13.Nb5 h5 14.f3 Bh6 15.Rc3 f6 16.
Bf2 Qe7 17.Nb3 b6 18.Na1 f5 19.exf5 Bxf5 20.a3 Nf6 21.Nc2 Bg7 22.Ne3 Bd7 
23.Bh4 Bh6 24.Qb1 Qg7 25.Bf2 Rae8 26.Bd3 e4 27.fxe4 Bxb5 28.cxb5 Nc5 29.e5
Rxe5 30.Nc4 Nxd3 31.Rxd3 Rf5 32.Bd4 Qd7 33.Bxf6 R8xf6 34.Rdf3 Qxb5 35.Rxf5
Rxf5 36.Rxf5 gxf5 37.Qxf5 Qc5+ 38.Kh1 Qxc4 39.Qg6+ Bg7 40.Qe8+ Bf8 41.Qg6+
Kh8 42.Qxh5+ Kg7 43.Qg5+ Kf7 44.Qf5+ Ke8 45.Qg6+ 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.04"]
[Round "13"]
[White "Padevsky, Nikola"]
[Black "Planinc, Albin"]
[Result "1/2-1/2"]
[ECO "A69"]
[EventDate "1970.03.20"]
[PlyCount "56"]
[Source "Perpetual Check"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 O-O 
9.Be2 Re8 10.Nd2 Na6 11.O-O c4 12.a4 Nc5 13.Bf3 Bd7 14.Kh1 h5 15.Qc2 Rc8 
16.Nxc4 Nfxe4 17.Nxe4 Bf5 18.Re1 Bxe4 19.Bxe4 f5 20.Be3 Nxe4 21.Qb3 Qh4 
22.Bxa7 Qxf4 23.Be3 Qh4 24.Nd2 Nc5 25.Qb5 Qe7 26.Bxc5 Qxe1+ 27.Rxe1 Rxe1+ 
28.Bg1 Rcc1 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.04"]
[Round "13"]
[White "Kovacs, Laszlo"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "B08"]
[EventDate "1970.03.20"]
[PlyCount "75"]
[Source "Perpetual Check"]

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.h3 Nf6 5.Nc3 O-O 6.Bg5 c5 7.dxc5 Qa5 8.Qd2 
Qxc5 9.Bd3 Be6 10.O-O Nc6 11.Rfe1 Rfc8 12.a3 Qa5 13.Rab1 Rab8 14.Be3 Nd7 
15.Nd5 Qxd2 16.Nxd2 b5 17.Nb4 a5 18.Nxc6 Rxc6 19.Nf3 Ba2 20.Ra1 Bc4 21.Nd4
Rcc8 22.Rad1 Nc5 23.f3 Bxd3 24.cxd3 b4 25.Re2 Na4 26.Ra1 b3 27.f4 e5 28.
fxe5 dxe5 29.Nf3 Rc2 30.Rxc2 bxc2 31.Rc1 Rxb2 32.Ne1 Bf8 33.Rxc2 Be7 34.
Rc8+ Kg7 35.Nf3 Bd6 36.d4 Rb7 37.dxe5 Be7 38.Bd4 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.04"]
[Round "13"]
[White "Ljubojevic, Ljubomir"]
[Black "Liberzon, Vladimir"]
[Result "1/2-1/2"]
[ECO "B47"]
[EventDate "1970.03.20"]
[PlyCount "35"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 e6 4.d4 cxd4 5.Nxd4 Qc7 6.g3 a6 7.Bg2 Nf6 8.O-O 
Be7 9.Re1 O-O 10.Nxc6 dxc6 11.e5 Nd5 12.Qg4 Kh8 13.Bg5 f5 14.exf6 gxf6 15.
Bh6 Rg8 16.Qd4 Qb6 17.Qxb6 Nxb6 18.Ne4 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.04"]
[Round "13"]
[White "Mihaljcisin, Mihajlo"]
[Black "Bukal, Vladimir"]
[Result "0-1"]
[ECO "B22"]
[EventDate "1970.03.20"]
[PlyCount "52"]
[Source "Perpetual Check"]

1.e4 c5 2.c3 e6 3.d4 d5 4.exd5 Qxd5 5.Nf3 Nf6 6.Be2 Nc6 7.O-O Be7 8.Be3 
cxd4 9.cxd4 O-O 10.Nc3 Qd8 11.Ne5 Nb4 12.Bf3 Nbd5 13.Bg5 Nd7 14.Bxe7 Nxe7 
15.Qe2 Nf6 16.Rfd1 Rb8 17.Rac1 b6 18.d5 exd5 19.Nxd5 Nfxd5 20.Bxd5 Nxd5 
21.Nc6 Qg5 22.Nxb8 Nf4 23.Qe4 Bf5 24.Qf3 Bg4 25.h4 Bxf3 26.hxg5 Bxd1 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.04"]
[Round "13"]
[White "Browne, Walter Shawn"]
[Black "Kurajica, Bojan"]
[Result "1/2-1/2"]
[ECO "B48"]
[EventDate "1970.03.20"]
[PlyCount "115"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Qc7 5.Nc3 e6 6.Be3 a6 7.f4 b5 8.Qf3 Bb7
9.Bd3 Na5 10.O-O Nf6 11.Nb3 Nc4 12.Bd4 d6 13.Rae1 Be7 14.Qg3 g6 15.e5 dxe5
16.fxe5 Nh5 17.Qf2 O-O 18.g4 Ng7 19.Ne4 Bxe4 20.Rxe4 Rad8 21.Qf4 Rd5 22.
Rf3 Qd8 23.Bc3 Nb6 24.Ba5 f5 25.exf6 Rxf6 26.Qe3 Rxf3 27.Qxf3 Qd6 28.Bb4 
Qc7 29.Bc3 e5 30.Ba5 Ne6 31.Re1 Nc5 32.Qe3 Nxd3 33.cxd3 Bd8 34.Rc1 Qd7 35.
Qe2 Na4 36.Bxd8 Qxd8 37.Rd1 Nc5 38.Nxc5 Rxc5 39.Qf2 Rd5 40.Qe3 Rd4 41.h3 
Qd6 42.Qg3 Rf4 43.Qe3 Qd5 44.Kh2 Rf3 45.Qe4 Qxe4 46.dxe4 Rf2+ 47.Kg3 Rxb2 
48.a4 bxa4 49.Rd6 a3 50.Rxa6 a2 51.Kh4 Kf7 52.Kg5 Rh2 53.h4 Ke7 54.h5 gxh5
55.gxh5 Rf2 56.Ra5 Kd6 57.Kh6 Rh2 58.Kg7 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.05"]
[Round "14"]
[White "Kurajica, Bojan"]
[Black "Barczay, Laszlo"]
[Result "1-0"]
[ECO "A00"]
[EventDate "1970.03.20"]
[PlyCount "0"]
[Source "Perpetual Check"]

1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.05"]
[Round "14"]
[White "Browne, Walter Shawn"]
[Black "Mihaljcisin, Mihajlo"]
[Result "1/2-1/2"]
[ECO "B77"]
[EventDate "1970.03.20"]
[PlyCount "158"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 Bd7 7.Bb3 g6 8.Be3 
Bg7 9.f3 Nxd4 10.Bxd4 O-O 11.Qd2 b5 12.O-O b4 13.Nd5 Nxd5 14.exd5 Bxd4+ 
15.Qxd4 Bb5 16.Rfe1 a5 17.a4 Ba6 18.Re4 Re8 19.Rae1 Qc7 20.Qe3 Qa7 21.Rd4 
Rac8 22.h4 h5 23.g4 hxg4 24.fxg4 Kg7 25.h5 Rc7 26.hxg6 fxg6 27.Kg2 Rh8 28.
Qd2 Qa8 29.Kg3 Qd8 30.g5 Bc8 31.Rde4 Bf5 32.Qd4+ Kg8 33.Rh4 Rxh4 34.Qxh4 
Qf8 35.Qd4 Qg7 36.Qxg7+ Kxg7 37.Kf4 Kf7 38.Re2 Ke8 39.Ke3 Kd7 40.Kd4 Rc8 
41.Rh2 Rf8 42.Kc4 Rb8 43.Kd4 Rf8 44.Bc4 Bg4 45.Bd3 Rf4+ 46.Ke3 Rf3+ 47.Kd2
Bf5 48.Bb5+ Kc7 49.Rh7 Rf2+ 50.Be2 Rg2 51.Rxe7+ Kd8 52.Re3 Rxg5 53.Bf3 Rg3
54.c3 b3 55.Bd1 Rg2+ 56.Re2 Rxe2+ 57.Bxe2 Bd7 58.Ke3 Bxa4 59.Bd1 Kc7 60.
Ke4 Kb6 61.Kd4 g5 62.c4 Bd7 63.Bxb3 g4 64.Bd1 g3 65.Bf3 Bg4 66.Bg2 Be2 67.
c5+ dxc5+ 68.Ke5 Kb5 69.d6 Bg4 70.Kf4 Bd7 71.Kxg3 c4 72.Kf4 a4 73.Ke5 Kc5 
74.Bd5 Bb5 75.Bf7 Bd7 76.Be6 Be8 77.Bf7 Bd7 78.Be6 Be8 79.Bf7 Bd7 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.05"]
[Round "14"]
[White "Bukal, Vladimir"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
[ECO "A38"]
[EventDate "1970.03.20"]
[PlyCount "24"]
[Source "Perpetual Check"]

1.c4 c5 2.Nc3 Nc6 3.Nf3 g6 4.g3 Bg7 5.Bg2 Nf6 6.O-O O-O 7.d3 b6 8.a3 a6 9.
Rb1 Rb8 10.b4 cxb4 11.axb4 b5 12.cxb5 axb5 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.05"]
[Round "14"]
[White "Liberzon, Vladimir"]
[Black "Kovacs, Laszlo"]
[Result "1-0"]
[ECO "C94"]
[EventDate "1970.03.20"]
[PlyCount "141"]
[Source "Perpetual Check"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Nb8 10.d3 c5 11.Nbd2 Qc7 12.Nf1 c4 13.dxc4 bxc4 14.Bc2 Bb7 15.Bg5 Rd8
16.Ne3 Nbd7 17.Nd2 Nb6 18.Nf5 h6 19.Be3 Nc8 20.Qf3 Kh8 21.Nxe7 Qxe7 22.
Nxc4 Rb8 23.Na5 Ba8 24.b4 Nb6 25.c4 Rdc8 26.Bd3 Na4 27.Bd2 Nb2 28.Bf1 Na4 
29.Qa3 Nb6 30.f3 Nh5 31.Qd3 Nd7 32.Red1 Nf8 33.Be3 Rd8 34.Rab1 Ne6 35.Qd2 
Nhf4 36.g3 Ng5 37.Bg2 Ngxh3+ 38.Bxh3 Nxh3+ 39.Kg2 Ng5 40.Bxg5 hxg5 41.Rh1+
Kg8 42.g4 g6 43.Rh6 Kg7 44.Rbh1 Rh8 45.Rxh8 Rxh8 46.Rxh8 Kxh8 47.b5 f5 48.
Nc6 Bxc6 49.bxc6 fxg4 50.fxg4 Kg7 51.Qb4 Qe6 52.Kf3 Qf7+ 53.Ke2 Kh6 54.Qb3
Qf4 55.Qf3 Qc1 56.Qd3 Qf4 57.Qxd6 Qxe4+ 58.Kd2 Qxc4 59.c7 Qxa2+ 60.Ke3 Qg8
61.Qd7 Qb3+ 62.Ke4 Qc4+ 63.Kxe5 Qf4+ 64.Kd5 Qf3+ 65.Kd6 Qf4+ 66.Ke7 Qe5+ 
67.Kf8 Qh8+ 68.Kf7 Qg7+ 69.Ke6 Qg8+ 70.Ke5 Qh8+ 71.Ke4 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.05"]
[Round "14"]
[White "Benko, Pal"]
[Black "Padevsky, Nikola"]
[Result "1/2-1/2"]
[ECO "D41"]
[EventDate "1970.03.20"]
[PlyCount "53"]
[Source "Perpetual Check"]

1.c4 Nf6 2.Nf3 e6 3.Nc3 d5 4.d4 c5 5.cxd5 Nxd5 6.g3 cxd4 7.Nxd5 Qxd5 8.
Qxd4 Qxd4 9.Nxd4 Bb4+ 10.Bd2 Bxd2+ 11.Kxd2 Bd7 12.Bg2 Nc6 13.Nxc6 Bxc6 14.
Bxc6+ bxc6 15.Rac1 O-O-O+ 16.Ke3 Kb7 17.Rc3 Rd5 18.Rhc1 Rc8 19.Rc5 Rxc5 
20.Rxc5 Rd8 21.Rg5 g6 22.Rg4 c5 23.Rf4 f5 24.Rc4 Rd5 25.Rc2 g5 26.f4 g4 
27.h3 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.05"]
[Round "14"]
[White "Planinc, Albin"]
[Black "Antoshin, Vladimir"]
[Result "1/2-1/2"]
[ECO "C36"]
[EventDate "1970.03.20"]
[PlyCount "116"]
[Source "Perpetual Check"]

1.e4 e5 2.f4 exf4 3.Nf3 d5 4.exd5 Nf6 5.c4 c6 6.Nc3 cxd5 7.cxd5 Bd6 8.Bb5+
Nbd7 9.Qe2+ Qe7 10.Qxe7+ Kxe7 11.O-O Rd8 12.d4 Nb6 13.Ng5 Nbxd5 14.Bc4 Bc7
15.Nb5 Bb6 16.Bxf4 a6 17.Bxd5 Rxd5 18.Rae1+ Be6 19.Nc7 Bxc7 20.Nxe6 fxe6 
21.Bxc7 Rxd4 22.Be5 Rd5 23.Rf3 Rad8 24.Rg3 Kf7 25.h3 Rd1 26.Re3 Rxe1+ 27.
Rxe1 Rd5 28.Re3 Nd7 29.Rf3+ Kg8 30.Bc3 h6 31.Kf2 Nc5 32.Re3 Rf5+ 33.Ke2 
Kf7 34.Be5 Nd7 35.Bc3 Nf6 36.Be5 Nd7 37.Bc3 Rb5 38.Rd3 Nb6 39.Rf3+ Kg8 40.
Rg3 g5 41.Re3 Kf7 42.Rf3+ Rf5 43.g4 Rxf3 44.Kxf3 Nd7 45.Ke4 Kg6 46.Be1 h5 
47.gxh5+ Kxh5 48.Bg3 Kg6 49.Be1 Nc5+ 50.Kd4 b6 51.b4 Nd7 52.Ke4 b5 53.Bd2 
Nb6 54.Bc3 Nc4 55.Kd4 Kf5 56.Kc5 e5 57.a4 Ke4 58.axb5 axb5 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.05"]
[Round "14"]
[White "Bogdanovic, Rajko"]
[Black "Tringov, Georgi"]
[Result "1/2-1/2"]
[ECO "B09"]
[EventDate "1970.03.20"]
[PlyCount "46"]
[Source "Perpetual Check"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Be3 Nc6 7.e5 Ng4 8.Bg1 dxe5
9.dxe5 f6 10.Qd5+ e6 11.Qxd8 Rxd8 12.exf6 Nxf6 13.a3 Nd5 14.Nxd5 exd5 15.
O-O-O Bg4 16.Rd3 Re8 17.Bf2 Ne7 18.Rb3 b6 19.h3 Bd7 20.Ba6 Bc8 21.Bxc8 
Raxc8 22.Re3 Nf5 23.Rxe8+ Rxe8 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.05"]
[Round "14"]
[White "Gasic, Bozidar"]
[Black "Parma, Bruno"]
[Result "1/2-1/2"]
[ECO "D03"]
[EventDate "1970.03.20"]
[PlyCount "37"]
[Source "Perpetual Check"]

1.d4 Nf6 2.Nf3 e6 3.Bg5 c5 4.e3 Qb6 5.Qc1 Nc6 6.c3 d5 7.Nbd2 Bd7 8.Rb1 Rc8
9.Qd1 Qc7 10.Bd3 Be7 11.O-O e5 12.dxe5 Nxe5 13.Nxe5 Qxe5 14.Nf3 Qc7 15.Qe2
O-O 16.h3 Bc6 17.Bb5 Bxb5 18.Qxb5 a6 19.Qe2 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.07"]
[Round "15"]
[White "Barczay, Laszlo"]
[Black "Gasic, Bozidar"]
[Result "0-1"]
[ECO "A00"]
[EventDate "1970.03.20"]
[PlyCount "0"]
[Source "Perpetual Check"]

0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.07"]
[Round "15"]
[White "Parma, Bruno"]
[Black "Bogdanovic, Rajko"]
[Result "1-0"]
[ECO "B99"]
[EventDate "1970.03.20"]
[PlyCount "55"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7
9.O-O-O Nbd7 10.g4 b5 11.Bxf6 Nxf6 12.g5 Nd7 13.f5 Nc5 14.f6 gxf6 15.gxf6 
Bf8 16.Qh5 Bd7 17.Bh3 b4 18.Nce2 O-O-O 19.Qxf7 Bh6+ 20.Kb1 Rdf8 21.Qh5 
Rxf6 22.Rhf1 Rhf8 23.Rxf6 Rxf6 24.Qh4 Rg6 25.Nb3 Qd8 26.Qe1 Qb6 27.Qf2 Kb7
28.Nxc5+ 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.07"]
[Round "15"]
[White "Tringov, Georgi"]
[Black "Planinc, Albin"]
[Result "1-0"]
[ECO "B96"]
[EventDate "1970.03.20"]
[PlyCount "77"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 b5 8.e5 dxe5 
9.fxe5 Qc7 10.exf6 Qe5+ 11.Be2 Qxg5 12.Qd3 Nd7 13.Ne4 Qd5 14.O-O-O gxf6 
15.Kb1 Be7 16.Bf3 Ne5 17.Qe2 Nxf3 18.Qxf3 Kf8 19.Qf4 Qh5 20.Nc6 e5 21.Qd2 
Bb7 22.Ng3 Qg5 23.Qd7 Bxc6 24.Qxc6 Kg7 25.Rd7 Rhc8 26.Qf3 Bd8 27.h4 Qg6 
28.Nf5+ Kh8 29.h5 Qg8 30.Nh6 Qg7 31.Nxf7+ Kg8 32.Nxe5 Be7 33.h6 Qf8 34.
Qd5+ Kh8 35.Nf7+ Kg8 36.Nd6+ Kh8 37.Nxc8 Rxc8 38.Qe6 Bd8 39.Rf7 1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.07"]
[Round "15"]
[White "Antoshin, Vladimir"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "D72"]
[EventDate "1970.03.20"]
[PlyCount "100"]
[Source "Perpetual Check"]

1.d4 Nf6 2.c4 g6 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Bg7 6.e4 Nb6 7.Ne2 O-O 8.O-O 
Bg4 9.f3 Be6 10.d5 Bd7 11.Nbc3 e6 12.h4 exd5 13.exd5 c6 14.Bg5 f6 15.Be3 
Re8 16.Bf2 cxd5 17.Nf4 Nc6 18.Nfxd5 Nxd5 19.Nxd5 Be6 20.f4 Qd7 21.Qf3 Rad8
22.Rad1 Qf7 23.Rfe1 f5 24.Qa3 Rd7 25.Nc3 Red8 26.Rxd7 Rxd7 27.Qa4 Bxc3 28.
bxc3 Bd5 29.Bf1 a6 30.c4 Be4 31.c5 Kg7 32.Bc4 Bd5 33.Rd1 Bxc4 34.Rxd7 Qxd7
35.Qxc4 Qf7 36.Qc3+ Kh6 37.Qc2 Qe7 38.Kh2 Kh5 39.Qd2 Qe6 40.Be3 Qe4 41.
Qe2+ Kh6 42.Qd2 Nb4 43.g4 Qc2 44.Kg3 Qxd2 45.Bxd2 Nd5 46.g5+ Kg7 47.Kf3 
Kf7 48.Ke2 Ke6 49.Kd3 Ne7 50.Kd4 Nc6+ 1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.07"]
[Round "15"]
[White "Padevsky, Nikola"]
[Black "Liberzon, Vladimir"]
[Result "1/2-1/2"]
[ECO "B84"]
[EventDate "1970.03.20"]
[PlyCount "66"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 Nbd7 7.Be3 e6 8.f4 b5
9.Bf3 Bb7 10.e5 Bxf3 11.Qxf3 dxe5 12.Nc6 Qc7 13.Nxe5 Rc8 14.Nxd7 Qxd7 15.
O-O Qc6 16.Rac1 Qxf3 17.Rxf3 Bb4 18.Bd4 Ke7 19.a4 Rc4 20.Bxf6+ Kxf6 21.
axb5 Bxc3 22.Rxc3 Rxc3 23.bxc3 axb5 24.Rb1 Rc8 25.Rxb5 Rxc3 26.Rb2 h6 27.
Kf2 g5 28.fxg5+ hxg5 29.Ke2 g4 30.Kd2 Rc8 31.Rb3 Kg5 32.h3 f5 33.hxg4 Kxg4
1/2-1/2

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.07"]
[Round "15"]
[White "Kovacs, Laszlo"]
[Black "Bukal, Vladimir"]
[Result "0-1"]
[ECO "B87"]
[EventDate "1970.03.20"]
[PlyCount "118"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Be7 7.O-O O-O 8.Bb3 
a6 9.f4 Nbd7 10.f5 e5 11.Nde2 b5 12.Ng3 Bb7 13.a3 Nc5 14.Bd5 Bxd5 15.exd5 
h6 16.Kh1 Rc8 17.Be3 Ncd7 18.Qe2 Rc4 19.Rad1 Qa8 20.Bc1 Rfc8 21.h3 Qb7 22.
Nge4 Kh8 23.Nd2 Rxc3 24.bxc3 Nxd5 25.Ne4 Nxc3 26.Nxc3 Rxc3 27.Rd3 Rc4 28.
Qh5 Kg8 29.Rg3 Rh4 30.Qf3 Qxf3 31.Rfxf3 Kf8 32.Rg4 Rxg4 33.hxg4 Nb6 34.Rc3
Nc4 35.a4 d5 36.axb5 axb5 37.Rb3 b4 38.c3 Na5 39.Rb1 b3 40.Be3 Bd8 41.Bc5+
Ke8 42.Kh2 e4 43.Bb4 e3 44.f6 gxf6 45.Kg1 Nc4 46.Bc5 b2 47.Bxe3 Nxe3 48.
Rxb2 Kd7 49.Rb5 Kc6 50.Rb8 Bc7 51.Rb3 Be5 52.Kf2 Nd1+ 53.Kf3 Nxc3 54.Ra3 
Ne4 55.Ra8 Ng5+ 56.Ke3 Ne6 57.Rh8 Kd6 58.Kf3 Bf4 59.Ra8 Ke5 0-1

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.07"]
[Round "15"]
[White "Ljubojevic, Ljubomir"]
[Black "Browne, Walter Shawn"]
[Result "1-0"]
[ECO "B87"]
[EventDate "1970.03.20"]
[PlyCount "65"]
[Source "Perpetual Check"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 b5 8.O-O Be7
9.f4 Bb7 10.e5 dxe5 11.fxe5 Bc5 12.Be3 Nc6 13.exf6 Bxd4 14.fxg7 Bxe3+ 15.
Kh1 Rg8 16.Qf3 Rxg7 17.Bxe6 Bd4 18.Bxf7+ Kd7 19.Rad1 Kc8 20.Bd5 Qb6 21.
Rxd4 Qxd4 22.Bxc6 Kb8 23.Rd1 Qc5 24.Bxb7 Rxb7 25.Ne4 Qxc2 26.Rd8+ Kc7 27.
Rd2 Qc6 28.Qf4+ Kc8 29.Nd6+ Kc7 30.Nc4+ Kc8 31.Qf8+ Kc7 32.Qxa8 Qf6 33.Ne3
1-0

[Event "13th Bosna it"]
[Site "Pale YUG"]
[Date "1970.04.07"]
[Round "15"]
[White "Mihaljcisin, Mihajlo"]
[Black "Kurajica, Bojan"]
[Result "1/2-1/2"]
[ECO "D59"]
[EventDate "1970.03.20"]
[PlyCount "28"]
[Source "Perpetual Check"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bg5 h6 6.Bh4 O-O 7.e3 b6 8.cxd5 Nxd5
9.Bxe7 Qxe7 10.Nxd5 exd5 11.Qa4 Be6 12.Be2 Rc8 13.O-O c5 14.Qa3 a5 1/2-1/2

