[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Hellers, Ferdinand"]
[Black "Klaric, Zlatko"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2465"]
[ECO "C31"]
[EventDate "1985.07.16"]
[PlyCount "51"]

1.e4 e5 2.f4 d5 3.exd5 c6 4.Nc3 exf4 5.Nf3 Nf6 6.d4 cxd5 7.Bxf4 Bd6 8.Bg5 
Be6 9.Bd3 Nbd7 10.O-O h6 11.Bh4 O-O 12.Qd2 Qb8 13.Rae1 Bf4 14.Qe2 Re8 15.
Ne5 g5 16.Rxf4 gxf4 17.Qf3 Kg7 18.Qxf4 Ng4 19.Rf1 Ndxe5 20.dxe5 Qc7 21.h3 
Qb6+ 22.Kh1 Qe3 23.Bf6+ Kf8 24.hxg4 Qxf4 25.Rxf4 a6 26.Rd4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Kudrin, Sergey"]
[Black "Borm, Franciscus"]
[Result "1/2-1/2"]
[WhiteElo "2490"]
[BlackElo "2385"]
[ECO "C54"]
[EventDate "1985.07.16"]
[PlyCount "81"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.b4 Bb6 6.d3 a6 7.O-O O-O 8.Bg5 d6 
9.Nbd2 Ne7 10.Bxf6 gxf6 11.Nh4 Ng6 12.Qh5 Nxh4 13.Qxh4 c6 14.Bb3 d5 15.Kh1
Bc7 16.Rae1 f5 17.Qh6 f6 18.f4 fxe4 19.dxe4 Be6 20.Nf3 Qd7 21.fxe5 Bxe5 
22.Nxe5 fxe5 23.Rf6 Rxf6 24.Qxf6 Re8 25.Qxe5 Bf7 26.Qg3+ Kh8 27.exd5 Bxd5 
28.Rxe8+ Qxe8 29.Bxd5 cxd5 30.h3 b5 31.Qf2 Kg8 32.Qd4 Qf7 33.Kg1 h5 34.Qe5
Kh7 35.g4 hxg4 36.hxg4 Qf3 37.Qh5+ Kg7 38.Qg5+ Kf7 39.Qh5+ Kg7 40.Qg5+ Kf7
41.Qh5+ 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Bischoff, Klaus"]
[Black "Georgiev, Kiril"]
[Result "0-1"]
[WhiteElo "2415"]
[BlackElo "2550"]
[ECO "B70"]
[EventDate "1985.07.16"]
[PlyCount "86"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.O-O O-O 8.Bg5 
Nc6 9.Nb3 Be6 10.Re1 Rc8 11.Bf1 h6 12.Bc1 d5 13.Nc5 Bg4 14.f3 d4 15.Nb5 b6
16.Na6 Be6 17.c3 dxc3 18.Nxc3 Qd7 19.Be3 Rfd8 20.Qxd7 Nxd7 21.Rad1 g5 22.
Rd2 Bxc3 23.bxc3 Nde5 24.Rxd8+ Rxd8 25.a3 Bc4 26.Nb4 Bxf1 27.Kxf1 Na5 28.
Ke2 Nec4 29.a4 Kf8 30.Nd3 Rc8 31.Bd4 Na3 32.Rd1 Nb3 33.Nb2 f6 34.e5 f5 35.
Kd3 Kf7 36.h4 gxh4 37.Rh1 Rg8 38.Nc4 Nxc4 39.Kxc4 Nd2+ 40.Kd5 Rxg2 41.e6+ 
Kg6 42.Kc6 Nxf3 43.Kd7 Re2 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Ivkov, Borislav"]
[Black "De Wit, Jan"]
[Result "0-1"]
[WhiteElo "2510"]
[BlackElo "2390"]
[ECO "E90"]
[EventDate "1985.07.16"]
[PlyCount "78"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.d4 O-O 6.h3 e5 7.dxe5 dxe5 8.Qxd8 
Rxd8 9.Bg5 Nbd7 10.O-O-O Rf8 11.Be3 c6 12.c5 Re8 13.Bc4 h6 14.g4 Nf8 15.
Rhg1 N6h7 16.h4 Ne6 17.h5 g5 18.Nd2 Nd4 19.f3 Nf8 20.Rgf1 b5 21.cxb6 axb6 
22.Kb1 b5 23.Bd3 Nfe6 24.Nb3 Nxb3 25.axb3 Nd4 26.Bxd4 exd4 27.Ne2 Be6 28.
Kc2 c5 29.Bxb5 Reb8 30.Bc4 Bxc4 31.bxc4 Ra4 32.Nc1 Rxc4+ 33.Kd3 Rcb4 34.b3
Be5 35.Kc2 Bf4 36.Rd3 c4 37.Rxd4 cxb3+ 38.Kd3 Rxd4+ 39.Kxd4 b2 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Haik, Aldo"]
[Black "Pliester, Leon"]
[Result "0-1"]
[WhiteElo "2440"]
[BlackElo "2340"]
[ECO "D29"]
[EventDate "1985.07.16"]
[PlyCount "74"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 
9.Nc3 Nbd7 10.e4 cxd4 11.Nxd4 Bc5 12.Rd1 Qb6 13.Be3 O-O 14.a4 Rad8 15.axb5
axb5 16.Qxb5 Qxb5 17.Ncxb5 Bxe4 18.Nc7 Rb8 19.Ndb5 Bxe3 20.fxe3 Ne5 21.Ra5
Neg4 22.Re1 Rfd8 23.Nd4 e5 24.Na6 Rb6 25.Nc5 exd4 26.exd4 h5 27.h3 Nh6 28.
Nxe4 Nxe4 29.Bc2 Ng3 30.b4 Rxb4 31.d5 g6 32.Kf2 h4 33.Kf3 Nhf5 34.Bxf5 
Nxf5 35.Rd1 Rb3+ 36.Kf2 Kg7 37.Rd2 Nd6 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Polgar, Zsuzsa"]
[Black "De Kok, Wim"]
[Result "1-0"]
[WhiteElo "2430"]
[ECO "D37"]
[EventDate "1985.07.16"]
[PlyCount "97"]

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Nc3 Be7 5.Bf4 O-O 6.e3 c5 7.dxc5 Bxc5 8.Be2 
dxc4 9.Bxc4 a6 10.O-O Qxd1 11.Rfxd1 b5 12.Be2 Bb7 13.Rac1 Bb6 14.Ne5 Rd8 
15.a4 b4 16.Nc4 Rxd1+ 17.Rxd1 Nbd7 18.a5 bxc3 19.axb6 c2 20.Rc1 Nd5 21.Nd6
Nxf4 22.exf4 Rb8 23.Rxc2 Nxb6 24.Nxb7 Rxb7 25.Bxa6 Ra7 26.Bf1 Ra4 27.g3 
Rb4 28.Be2 g6 29.Bd1 Kg7 30.Rd2 Rb5 31.b3 Nd5 32.Kg2 Kf6 33.Kf3 Rb4 34.Rd3
h6 35.Ke2 Rb6 36.Kd2 Nb4 37.Rd4 Nd5 38.Kc2 Ra6 39.Kb2 Rb6 40.Bf3 Ne7 41.
Kc3 Nf5 42.Rd2 g5 43.fxg5+ hxg5 44.b4 e5 45.Rd7 Ke6 46.Rb7 Rxb7 47.Bxb7 
Kd7 48.Bd5 Nh6 49.h4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Rogers, Ian"]
[Black "Enklaar, Bertus"]
[Result "1/2-1/2"]
[WhiteElo "2510"]
[BlackElo "2395"]
[ECO "D62"]
[EventDate "1985.07.16"]
[PlyCount "95"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.Bg5 Nbd7 6.e3 O-O 7.Qc2 c5 8.cxd5 
Nxd5 9.Nxd5 exd5 10.Bxe7 Qxe7 11.Be2 b6 12.O-O Bb7 13.dxc5 bxc5 14.b4 Rfc8
15.bxc5 Nxc5 16.Rac1 Qf6 17.Qc3 Qxc3 18.Rxc3 Ne6 19.Rb3 Rc2 20.Bd3 Rc7 21.
h4 Rd8 22.Rfb1 Bc8 23.Rb8 g6 24.Ra8 Bd7 25.Rxd8+ Nxd8 26.Rb8 Rc8 27.Rxc8 
Bxc8 28.Nd4 Kf8 29.Kf1 Ke7 30.Ke1 Kd6 31.Kd2 Nc6 32.Kc3 Nxd4 33.Kxd4 h6 
34.Bc2 g5 35.g3 f6 36.a3 Bd7 37.Bb3 Bc6 38.Bd1 Bd7 39.Bh5 Bc6 40.Bf7 Bb7 
41.Be8 Ba8 42.hxg5 hxg5 43.f4 Bb7 44.fxg5 fxg5 45.Bg6 Bc6 46.Bc2 Be8 47.
Bb3 Bc6 48.Ba2 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Piket, Jeroen"]
[Black "Lombardy, William James"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2510"]
[ECO "B09"]
[EventDate "1985.07.16"]
[PlyCount "59"]

1.d4 d6 2.e4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 c6 6.Bd3 Bg4 7.Be3 Qb6 8.Qd2 Bxf3
9.gxf3 Nfd7 10.e5 d5 11.O-O-O e6 12.h4 h5 13.Rhg1 Bh6 14.f5 Bxe3 15.Qxe3 
gxf5 16.Bxf5 Na6 17.Rg7 O-O-O 18.Bh3 Rhf8 19.Qf4 f5 20.exf6 Rxf6 21.Qg5 
Rdf8 22.Qxh5 Qd8 23.Qg5 Nc7 24.Bg4 R6f7 25.Rxf7 Rxf7 26.Re1 Qxg5+ 27.hxg5 
Nf8 28.Ne2 Kd7 29.Ng3 Rg7 30.f4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Boersma, Paulus"]
[Black "Kurajica, Bojan"]
[Result "1/2-1/2"]
[WhiteElo "2385"]
[BlackElo "2505"]
[ECO "E11"]
[EventDate "1985.07.16"]
[PlyCount "43"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 d5 5.e3 O-O 6.a3 Be7 7.Bd3 c5 8.dxc5 a5
9.cxd5 Qxd5 10.Bc4 Qxc5 11.b3 b5 12.Be2 Bb7 13.Bb2 Nbd7 14.O-O Rfd8 15.Qb1
Qb6 16.Nd4 Ba6 17.Rc1 Bc5 18.Ne4 Nxe4 19.Qxe4 Bb7 20.Qh4 b4 21.axb4 Bxb4 
22.Nf3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Bohm, Hans"]
[Black "Farago, Ivan"]
[Result "0-1"]
[WhiteElo "2395"]
[BlackElo "2510"]
[ECO "E20"]
[EventDate "1985.07.16"]
[PlyCount "80"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.g3 d5 5.Bg2 O-O 6.Nf3 dxc4 7.O-O Nc6 8.Re1 
Rb8 9.a3 Be7 10.Qa4 Nxd4 11.Nxd4 Qxd4 12.Be3 Qg4 13.h3 Qh5 14.Qxc4 c5 15.
g4 Qg6 16.Bf4 Ra8 17.Rad1 a6 18.a4 Bd7 19.Bxb7 Ra7 20.Bg2 Rc8 21.Rd3 Bc6 
22.Bxc6 Rxc6 23.Red1 h5 24.g5 Rb7 25.Rg3 Rb4 26.gxf6 Qxf6 27.Qd3 Rxf4 28.
e3 Rd6 29.Qe2 Rxd1+ 30.Qxd1 Rb4 31.Qe2 Bd6 32.f4 Bf8 33.Rg2 Qf5 34.Kh2 c4 
35.Qf3 g6 36.e4 Qc5 37.e5 Qd4 38.h4 Qd3 39.Qxd3 cxd3 40.Rd2 Bh6 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Van der Sterren, Paul"]
[Black "Hartoch, Robert"]
[Result "1-0"]
[WhiteElo "2465"]
[BlackElo "2380"]
[ECO "D16"]
[EventDate "1985.07.16"]
[PlyCount "35"]

1.d4 Nf6 2.c4 c6 3.Nc3 d5 4.Nf3 dxc4 5.a4 Bg4 6.Ne5 Bh5 7.f3 Nfd7 8.Nxc4 
e5 9.Ne4 Bb4+ 10.Bd2 Qe7 11.dxe5 O-O 12.Ng3 Rd8 13.Nd6 Bxd2+ 14.Qxd2 Nxe5 
15.O-O-O Nc4 16.Ndf5 Nxd2 17.Nxe7+ Kf8 18.Rxd2 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Ermenkov, Evgeny"]
[Black "Langeweg, Christian"]
[Result "0-1"]
[WhiteElo "2520"]
[BlackElo "2405"]
[ECO "D00"]
[EventDate "1985.07.16"]
[PlyCount "82"]

1.d4 Nf6 2.Bg5 g6 3.Nd2 d5 4.Bxf6 exf6 5.e3 Nd7 6.Qf3 c6 7.g4 h5 8.h3 hxg4
9.hxg4 Rxh1 10.Qxh1 Nb6 11.Bh3 Bd7 12.Ne2 Qc7 13.O-O-O O-O-O 14.Qf3 Be7 
15.Nf4 Rh8 16.Kb1 Kb8 17.Rg1 Nc8 18.e4 dxe4 19.Nxe4 Nd6 20.Nc5 Bc8 21.Re1 
Nc4 22.Nb3 Bb4 23.c3 Bd6 24.Nd3 Qd8 25.Bf1 Rh4 26.g5 f5 27.Ne5 Nxe5 28.
dxe5 Bc7 29.Nd4 Qxg5 30.Bc4 c5 31.Nb5 Qe7 32.Nxc7 Qxc7 33.Bxf7 Qxf7 34.e6 
Qe7 35.Qg3+ f4 36.Qxg6 Rh8 37.Qf5 Rf8 38.Qe5+ Ka8 39.Kc1 a6 40.Rd1 Qxe6 
41.Qxc5 Re8 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Bosboom, Manuel"]
[Black "Campora, Daniel Hugo"]
[Result "1/2-1/2"]
[WhiteElo "2340"]
[BlackElo "2440"]
[ECO "D42"]
[EventDate "1985.07.16"]
[PlyCount "135"]

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 Nf6 11.Bg5 Nb4 12.Bb1 b6 13.Ne5 Bb7 14.a3 Nbd5 15.Qd3
g6 16.Bh6 Re8 17.Qh3 Bf8 18.Bg5 Bg7 19.Ba2 Nxc3 20.bxc3 Qd6 21.Bb3 Ne4 22.
Bf4 Qe7 23.Qd3 Nd6 24.a4 Red8 25.a5 Qf6 26.Qe3 Nf5 27.Qd2 h6 28.Bg3 b5 29.
Nxf7 Kxf7 30.Rxe6 Qxe6 31.Bxe6+ Kxe6 32.Qe2+ Kf7 33.Qxb5 Bd5 34.Bc7 a6 35.
Qa4 Re8 36.Qd7+ Ne7 37.h4 Be6 38.Qd6 Bf6 39.Re1 Nf5 40.Qc6 Ba2 41.Rxe8 
Rxe8 42.Qxa6 Re1+ 43.Kh2 Bxh4 44.Be5 Ne7 45.Qb6 Re2 46.Bg3 Bxg3+ 47.Kxg3 
Bd5 48.Qc7 Re6 49.Kh2 Rc6 50.Qf4+ Rf6 51.Qe3 h5 52.Qe2 Rc6 53.Qe3 Bc4 54.
Qf4+ Rf6 55.Qc7 Rc6 56.Qf4+ Ke8 57.Qb8+ Kd7 58.Qb7+ Ke6 59.Qb8 Bd5 60.Qe5+
Kd7 61.Qe3 Bc4 62.Qe5 Nd5 63.Qg7+ Kc8 64.a6 Rxa6 65.Qg8+ Kc7 66.Qf7+ Kd8 
67.Qf8+ Kd7 68.Qf7+ 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Wockenfuss, Klaus"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
[WhiteElo "2370"]
[BlackElo "2465"]
[ECO "A00"]
[EventDate "1985.07.16"]
[PlyCount "27"]

1.g3 e5 2.Bg2 d5 3.d3 Nf6 4.Nf3 Bd6 5.O-O O-O 6.Nc3 c6 7.e4 dxe4 8.dxe4 
Na6 9.h3 Nc5 10.Nh4 Ne6 11.Nf5 Bc5 12.Qf3 Nd4 13.Nxd4 Bxd4 14.Ne2 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Belkhodja, Slim"]
[Black "Vanheste, Jeroen"]
[Result "1/2-1/2"]
[WhiteElo "2385"]
[BlackElo "2360"]
[ECO "C00"]
[EventDate "1985.07.16"]
[PlyCount "139"]

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 Nc6 5.g3 dxe4 6.dxe4 Bc5 7.Bg2 e5 8.O-O 
O-O 9.Qe2 a5 10.Nc4 Qe7 11.a4 b6 12.c3 Ba6 13.Bh3 Ne8 14.Nh4 Nd6 15.Nf5 
Nxf5 16.Bxf5 Rad8 17.b3 Na7 18.Be3 Nc8 19.Bxc8 Rxc8 20.Rfd1 Bxc4 21.bxc4 
c6 22.Ra2 Rcd8 23.Rad2 Rxd2 24.Rxd2 Bxe3 25.Qxe3 Qa3 26.Rd7 Qa1+ 27.Kg2 
Qxa4 28.Qxb6 Qxc4 29.Qxa5 Qxe4+ 30.Kg1 g6 31.Rd1 Rb8 32.Qa1 Qc2 33.Rf1 Kg7
34.Qa5 Rb5 35.Qa1 Qb2 36.Qxb2 Rxb2 37.Ra1 Rb5 38.Kf1 Kf6 39.Ra6 Rc5 40.Ra3
Ke6 41.Ke2 e4 42.Ra4 f5 43.Ra7 Rxc3 44.Rxh7 Rc2+ 45.Ke3 Rc3+ 46.Ke2 c5 47.
h4 Rc2+ 48.Ke3 c4 49.h5 gxh5 50.Rxh5 Kf6 51.Rh8 Rc3+ 52.Ke2 Rd3 53.Rc8 c3 
54.Re8 Rd2+ 55.Ke3 Rd3+ 56.Ke2 Kg5 57.Rg8+ Kh5 58.g4+ fxg4 59.Re8 Rd4 60.
Rc8 Rd2+ 61.Ke3 Rc2 62.Rc4 Kh4 63.Rxe4 Rc1 64.Ke2 c2 65.Rc4 Kh3 66.Kd3 Ra1
67.Rxc2 Ra8 68.Ke3 Rf8 69.Rc4 Re8+ 70.Re4 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.16"]
[Round "1"]
[White "Volman, Yvo"]
[Black "Watson, William"]
[Result "0-1"]
[BlackElo "2435"]
[ECO "E91"]
[EventDate "1985.07.16"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 c6 7.Bg5 Nbd7 8.Qc2 h6 
9.Bh4 Nh5 10.Bg3 e5 11.Rd1 Nf4 12.Bxf4 exf4 13.h4 Nf6 14.Qd2 Nh5 15.Ng1 f5
16.Bxh5 gxh5 17.Nge2 f3 18.gxf3 fxe4 19.fxe4 Bg4 20.f4 Bf6 21.Qe3 b5 22.
cxb5 cxb5 23.Qg3 Kh8 24.Nd5 Qa5+ 25.Qc3 Qxa2 26.Nxf6 Rxf6 27.d5 Rf8 28.Rd2
Qb1+ 29.Rd1 Qxe4 30.Rh2 Qe7 31.Rd3 Rc8 32.Re3 Rxc3 33.Rxe7 Rc2 34.Rf2 Rxb2
35.Nd4 Rb1+ 36.Kd2 a5 37.Ne6 Rd1+ 38.Kc2 Rxd5 39.Re8+ Kh7 40.Nf8+ Kg7 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Farago, Ivan"]
[Black "Piket, Jeroen"]
[Result "0-1"]
[WhiteElo "2510"]
[BlackElo "2400"]
[ECO "E97"]
[EventDate "1985.07.16"]
[PlyCount "80"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.d5 Ne7 
9.Nd2 c5 10.dxc6 bxc6 11.b4 d5 12.b5 d4 13.Na4 d3 14.Bf3 cxb5 15.cxb5 Bd7 
16.Nc5 Bxb5 17.a4 Bc6 18.Ba3 Re8 19.Rc1 Nd7 20.Nxd3 Nb6 21.Qe2 Bxa4 22.Nc5
Bh6 23.Nxa4 Qxd2 24.Qb5 Qd4 25.Bb2 Qd6 26.Rfd1 Qe6 27.Bg4 Qxg4 28.Qxe5 Kf8
29.h3 Qf4 30.Qh8+ Ng8 31.Ba3+ Re7 32.g3 Qf3 33.Bxe7+ Kxe7 34.Nxb6 axb6 35.
Ra1 Rc8 36.Qd4 Kf8 37.Ra7 Be3 38.Qd6+ Kg7 39.Ra2 Bc5 40.Qe5+ Nf6 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Kurajica, Bojan"]
[Black "Belkhodja, Slim"]
[Result "1-0"]
[WhiteElo "2505"]
[BlackElo "2385"]
[ECO "E67"]
[EventDate "1985.07.16"]
[PlyCount "53"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d6 6.c4 Nbd7 7.Nc3 e5 8.b3 Re8 
9.h3 c6 10.Qc2 e4 11.Nd2 e3 12.fxe3 Rxe3 13.Nde4 Nxe4 14.Nxe4 Rxg3 15.e3 
Rg5 16.Nxg5 Qxg5 17.Qf2 Qe7 18.Ba3 Nf6 19.e4 Ne8 20.e5 Bf5 21.Qf4 dxe5 22.
Qxf5 Qxa3 23.Qxf7+ Kh8 24.Qxb7 Rd8 25.Qxc6 exd4 26.Rae1 Nd6 27.c5 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Campora, Daniel Hugo"]
[Black "Wockenfuss, Klaus"]
[Result "1-0"]
[WhiteElo "2440"]
[BlackElo "2370"]
[ECO "B00"]
[EventDate "1985.07.16"]
[PlyCount "59"]

1.e4 Nc6 2.d4 d5 3.Nc3 dxe4 4.d5 Ne5 5.Qd4 Ng6 6.Bb5+ Bd7 7.Nge2 Nf6 8.Bg5
Bxb5 9.Nxb5 a6 10.Nbc3 h6 11.Bxf6 exf6 12.Nxe4 Be7 13.O-O-O O-O 14.N2g3 
Qd7 15.Nh5 Kh8 16.h3 Rfd8 17.g4 Bf8 18.c4 c5 19.Qc3 b5 20.f4 bxc4 21.Rhg1 
Rab8 22.Nexf6 gxf6 23.Qxf6+ Kh7 24.f5 Qe7 25.fxg6+ fxg6 26.Rge1 Qc7 27.Nf4
c3 28.Ne6 cxb2+ 29.Kb1 Qd6 30.Nxf8+ 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Bischoff, Klaus"]
[Black "Ermenkov, Evgeny"]
[Result "1-0"]
[WhiteElo "2415"]
[BlackElo "2520"]
[ECO "E92"]
[EventDate "1985.07.16"]
[PlyCount "71"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 e5 7.d5 a5 8.Bg5 h6 9.
Bh4 Na6 10.Nd2 Qe8 11.b3 Nh7 12.a3 Bd7 13.f3 h5 14.Rb1 Bh6 15.Bf2 Qe7 16.
b4 axb4 17.axb4 b6 18.h4 f5 19.Bd3 Nf6 20.Qc2 Qg7 21.Rb2 Kh8 22.Qb1 Bf4 
23.Ke2 Rf7 24.Ra2 c5 25.dxc6 Bxc6 26.b5 Bxd2 27.Kxd2 fxe4 28.Be2 exf3 29.
gxf3 Ng4 30.fxg4 Rxf2 31.bxc6 Qh6+ 32.g5 Qf8 33.Qxb6 Rb8 34.Qe3 Nc5 35.c7 
Rc8 36.Nd5 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Georgiev, Kiril"]
[Black "Langeweg, Christian"]
[Result "1-0"]
[WhiteElo "2550"]
[BlackElo "2405"]
[ECO "E48"]
[EventDate "1985.07.16"]
[PlyCount "59"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 c5 6.Ne2 d5 7.O-O cxd4 8.exd4 
dxc4 9.Bxc4 Nc6 10.a3 Bd6 11.Qd3 b6 12.Rd1 Bb7 13.Qh3 Na5 14.Ba2 Rc8 15.
Bg5 h6 16.Bh4 Nc4 17.Nb5 Bb8 18.Rac1 Nd6 19.Nbc3 Nf5 20.d5 Nxh4 21.dxe6 g5
22.exf7+ Kg7 23.Rxd8 Rcxd8 24.Ng3 Bxg2 25.Qe6 Bb7 26.Nf5+ Nxf5 27.Qxf5 Rd4
28.Ne2 Rg4+ 29.Ng3 Be4 30.Qe6 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Pliester, Leon"]
[Black "Polgar, Zsuzsa"]
[Result "1-0"]
[WhiteElo "2340"]
[BlackElo "2430"]
[ECO "C19"]
[EventDate "1985.07.16"]
[PlyCount "81"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3 Qa5 8.Qd2 
Nbc6 9.a4 b6 10.Bb5 Bd7 11.Ba3 a6 12.Bd3 cxd4 13.cxd4 Qxd2+ 14.Kxd2 f6 15.
Rab1 Nc8 16.exf6 gxf6 17.Rhe1 Na5 18.g4 h6 19.h4 Nc4+ 20.Bxc4 dxc4 21.g5 
hxg5 22.hxg5 Rh3 23.Rh1 Rxf3 24.g6 Bc6 25.Rh8+ Kd7 26.g7 Rxf2+ 27.Ke3 Rg2 
28.g8=Q Ne7 29.Qf7 Rxh8 30.Qxe7+ Kc8 31.Qxe6+ Bd7 32.Qxb6 Rh3+ 33.Ke4 Re2+
34.Kd5 Rh5+ 35.Kxc4 Rxc2+ 36.Kb3 Rc6 37.Rc1 Rh3+ 38.Kb4 a5+ 39.Kxa5 Rxc1 
40.Bxc1 Rh5+ 41.Kb4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Ree, Hans"]
[Black "Boersma, Paulus"]
[Result "1/2-1/2"]
[WhiteElo "2465"]
[BlackElo "2385"]
[ECO "D31"]
[EventDate "1985.07.16"]
[PlyCount "70"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.cxd5 exd5 5.Bf4 c6 6.e3 Bf5 7.Nge2 Qb6 8.Qd2 
Nf6 9.Ng3 Bg6 10.h4 h5 11.Be2 Nbd7 12.a3 a5 13.Bf3 Qd8 14.Qe2 Kf8 15.Kf1 
Qb6 16.Rc1 Re8 17.Kg1 Kg8 18.Qd2 Qa7 19.Bg5 Bf8 20.Nce2 Be4 21.Bxf6 Nxf6 
22.Bxe4 dxe4 23.Nc3 Bd6 24.Rh3 Qb6 25.Qc2 Bxg3 26.Rxg3 g6 27.Rg5 Kg7 28.
Re5 Qc7 29.Nd5 Nxd5 30.Rxd5 Qe7 31.Rxa5 Qxh4 32.d5 cxd5 33.Rxd5 Qf6 34.Rd7
h4 35.Qc7 Rc8 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "De Wit, Jan"]
[Black "Van der Sterren, Paul"]
[Result "1-0"]
[WhiteElo "2390"]
[BlackElo "2465"]
[ECO "C68"]
[EventDate "1985.07.16"]
[PlyCount "83"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Bg4 6.h3 h5 7.c3 Qd3 8.Re1 
Bxf3 9.Qxf3 Qxf3 10.gxf3 O-O-O 11.Kf1 Be7 12.Ke2 Bg5 13.Na3 Ne7 14.Rg1 Bh6
15.Nc4 f6 16.h4 c5 17.d3 Bxc1 18.Raxc1 Rhg8 19.Rg3 Kd7 20.Ke3 Ke6 21.Rcg1 
g6 22.f4 exf4+ 23.Kxf4 Rd7 24.Ke3 Rgd8 25.Ke2 f5 26.exf5+ gxf5 27.f4 Nd5 
28.Kf3 Re7 29.Re1+ Kd7 30.Ne5+ Kc8 31.Rg5 Nf6 32.Rxf5 Re6 33.Rg5 Rde8 34.
Reg1 b5 35.Rf5 Rd8 36.Rg7 Kb7 37.Rf7 Rdd6 38.Rg5 a5 39.Rgg7 Ne8 40.Rh7 Rh6
41.Rxh6 Rxh6 42.f5 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Watson, William"]
[Black "Hellers, Ferdinand"]
[Result "1/2-1/2"]
[WhiteElo "2435"]
[BlackElo "2380"]
[ECO "B34"]
[EventDate "1985.07.16"]
[PlyCount "67"]

1.e4 c5 2.Nc3 Nc6 3.Nge2 g6 4.d4 cxd4 5.Nxd4 Bg7 6.Nde2 Nf6 7.g3 b6 8.Bg2 
Ba6 9.O-O O-O 10.Re1 Rc8 11.h3 d6 12.Be3 Nd7 13.Qd2 Re8 14.Nd4 b5 15.Nd5 
Nde5 16.b3 e6 17.Nf4 Qa5 18.Qxa5 Nxa5 19.Nfe2 Nac6 20.Rad1 Red8 21.Rd2 b4 
22.Red1 Nxd4 23.Bxd4 Bxe2 24.Rxe2 Nc6 25.Bxg7 Kxg7 26.Red2 Na5 27.a3 bxa3 
28.Ra1 Rc3 29.Bf1 Nc6 30.Rxa3 Kf6 31.Kg2 d5 32.Ra6 Nb4 33.Rxa7 Nxc2 34.Be2
1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Borm, Franciscus"]
[Black "Rogers, Ian"]
[Result "1-0"]
[WhiteElo "2385"]
[BlackElo "2510"]
[ECO "A55"]
[EventDate "1985.07.16"]
[PlyCount "117"]

1.e4 c6 2.c4 e5 3.Nf3 d6 4.d4 Nd7 5.Nc3 Ngf6 6.h3 g6 7.Be3 Bg7 8.dxe5 dxe5
9.Qc2 O-O 10.Rd1 Qe7 11.a3 a5 12.Na4 Nh5 13.c5 f5 14.Nb6 f4 15.Bd2 Nxb6 
16.cxb6 Kh8 17.b4 Be6 18.Bc4 Bxc4 19.Qxc4 axb4 20.Bxb4 c5 21.Qxc5 Qxc5 22.
Bxc5 Rfc8 23.Bb4 Nf6 24.O-O Nxe4 25.Rd7 Rab8 26.Rfd1 Nf6 27.Rc7 e4 28.Ng5 
e3 29.Ne6 Ne8 30.Rxc8 Rxc8 31.Nxf4 exf2+ 32.Kxf2 Be5 33.Ne6 Rc6 34.Nd8 
Rf6+ 35.Ke2 Kg8 36.Rf1 Rxf1 37.Kxf1 Bd4 38.Nxb7 Bxb6 39.Bc5 Bxc5 40.Nxc5 
Kf7 41.Ke2 Ke7 42.Ke3 Kd6 43.Kd4 Ng7 44.Ne4+ Kc6 45.Ke5 Nf5 46.g4 Ne3 47.
Kf4 Nc4 48.a4 Nb2 49.Kg5 Nxa4 50.Kh6 Kd5 51.Ng5 Ke5 52.Nxh7 Kf4 53.Kxg6 
Nc5 54.g5 Nd3 55.Kh6 Ne5 56.g6 Nc6 57.Nf6 Ne7 58.Nh5+ Kf5 59.g7 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Enklaar, Bertus"]
[Black "Bosboom, Manuel"]
[Result "1/2-1/2"]
[WhiteElo "2395"]
[BlackElo "2340"]
[ECO "E95"]
[EventDate "1985.07.16"]
[PlyCount "101"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.Nf3 g6 6.Be2 Bg7 7.O-O O-O 8.Re1 c6 
9.Bf1 exd4 10.Nxd4 Ng4 11.Qxg4 Bxd4 12.Qd1 Qf6 13.Be3 Bxe3 14.Rxe3 Ne5 15.
h3 Be6 16.b3 Rad8 17.Rc1 h5 18.Rc2 h4 19.Rd2 Bc8 20.Qe2 Rfe8 21.f3 a6 22.
Qf2 Nd7 23.Ne2 Nf8 24.Red3 Qe7 25.Nd4 Nh7 26.b4 Ng5 27.Kh1 Be6 28.Re3 c5 
29.Nc2 Nh7 30.Re1 Rc8 31.bxc5 dxc5 32.Ne3 Rcd8 33.Rxd8 Rxd8 34.Nd5 Bxd5 
35.exd5 Qd6 36.Qxh4 Nf6 37.Qg5 Kg7 38.Bd3 Nh7 39.Qe7 Qxe7 40.Rxe7 b5 41.
Rc7 Nf6 42.Kg1 bxc4 43.Bxc4 Nxd5 44.Rxc5 Ne3 45.Rc7 Rd1+ 46.Kh2 Rd2 47.
Rxf7+ Kh6 48.Bb3 Rxg2+ 49.Kh1 Rf2 50.h4 g5 51.hxg5+ 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Lombardy, William James"]
[Black "Bohm, Hans"]
[Result "1/2-1/2"]
[WhiteElo "2510"]
[BlackElo "2395"]
[ECO "C00"]
[EventDate "1985.07.16"]
[PlyCount "107"]

1.e4 e6 2.Nf3 d5 3.Nc3 Nf6 4.e5 Ne4 5.Ne2 Be7 6.d3 Ng5 7.Nxg5 Bxg5 8.Bxg5 
Qxg5 9.f4 Qe7 10.Qd2 c5 11.g3 Bd7 12.Bg2 Bc6 13.d4 Bb5 14.Nc3 Bc4 15.dxc5 
Qxc5 16.Na4 Qe7 17.b3 Ba6 18.a3 Nc6 19.Qe3 O-O 20.Kf2 Rac8 21.Rhd1 b6 22.
c4 dxc4 23.b4 Bb7 24.Nc3 Nd8 25.Be4 Bxe4 26.Nxe4 Nb7 27.Rd4 Rfd8 28.Rad1 
h6 29.Qc3 b5 30.Ke3 Rxd4 31.Rxd4 Qc7 32.Qd2 Qb6 33.Kf3 Qc6 34.Ke3 Kf8 35.
Nc3 Ke7 36.Qd1 Qb6 37.Kf3 a6 38.Ke4 Qc6+ 39.Ke3 Qb6 40.Kf3 Qc6+ 41.Ke3 Rd8
42.Rxd8 Nxd8 43.Qd4 Qh1 44.Qa7+ Ke8 45.Ne2 Qb7 46.Qxb7 Nxb7 47.a4 bxa4 48.
Kd4 f6 49.Nc3 a3 50.exf6 gxf6 51.Kxc4 Nd6+ 52.Kb3 Kd7 53.Kxa3 Kc6 54.Kb3 
1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Hartoch, Robert"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]
[WhiteElo "2380"]
[BlackElo "2510"]
[ECO "B08"]
[EventDate "1985.07.16"]
[PlyCount "65"]

1.Nf3 g6 2.e4 Bg7 3.d4 d6 4.Be2 Nf6 5.Nc3 O-O 6.O-O Bg4 7.Be3 Nc6 8.Qd2 e5
9.dxe5 dxe5 10.Rad1 Qxd2 11.Rxd2 Rfd8 12.Rfd1 Rxd2 13.Rxd2 Ne8 14.Nd5 Bxf3
15.Bxf3 Nd4 16.c3 Nxf3+ 17.gxf3 Bf8 18.f4 f6 19.fxe5 fxe5 20.Bg5 Bd6 21.
Nf6+ Nxf6 22.Bxf6 Kf7 23.Bg5 Ke6 24.Kf1 c6 25.Ke2 Bc7 26.Rd3 Rh8 27.c4 Bd6
28.Be3 b6 29.Rc3 Rb8 30.Rb3 Bc7 31.a4 a6 32.Bg5 Bd6 33.Be3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Klaric, Zlatko"]
[Black "Volman, Yvo"]
[Result "1/2-1/2"]
[WhiteElo "2465"]
[ECO "D03"]
[EventDate "1985.07.16"]
[PlyCount "64"]

1.d4 Nf6 2.Nf3 e6 3.Bg5 d5 4.Nbd2 Be7 5.e3 c5 6.c3 O-O 7.Bd3 b6 8.Qb1 h6 
9.h4 Ba6 10.Bxf6 Bxf6 11.g4 Bxd3 12.Qxd3 g6 13.g5 hxg5 14.hxg5 Bg7 15.
O-O-O Nc6 16.Rh4 Rc8 17.Rdh1 Re8 18.Qf1 cxd4 19.Qh3 Kf8 20.Rh7 dxc3 21.
Rxg7 cxd2+ 22.Kb1 Ke7 23.Nxd2 Rh8 24.Rh7 Rxh7 25.Qxh7 Qc7 26.Rc1 Qe5 27.
Qh4 Rc7 28.a3 Na5 29.Qb4+ Kd7 30.Rxc7+ Kxc7 31.Nf3 Kc8 32.Nd4 Nc4 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "Vanheste, Jeroen"]
[Black "Kudrin, Sergey"]
[Result "1/2-1/2"]
[WhiteElo "2360"]
[BlackElo "2490"]
[ECO "A30"]
[EventDate "1985.07.16"]
[PlyCount "54"]

1.d4 Nf6 2.c4 e6 3.g3 c5 4.Nf3 cxd4 5.Nxd4 Qc7 6.Qd3 a6 7.Nc3 b6 8.Bg2 Bb7
9.O-O d6 10.b3 Nbd7 11.Bb2 Be7 12.Qe3 Bxg2 13.Kxg2 O-O 14.Rfd1 Rfe8 15.
Rac1 Bf8 16.Kg1 Rac8 17.Qf3 Ne5 18.Qg2 Qb8 19.Ne4 Nfd7 20.f4 Ng4 21.Qf3 
Ngf6 22.Nc6 Qc7 23.Nxf6+ Nxf6 24.Bxf6 Qxc6 25.Qxc6 Rxc6 26.Bb2 Rec8 27.e4 
g6 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.17"]
[Round "2"]
[White "De Kok, Wim"]
[Black "Haik, Aldo"]
[Result "0-1"]
[BlackElo "2440"]
[ECO "A42"]
[EventDate "1985.07.16"]
[PlyCount "84"]

1.c4 g6 2.e4 Bg7 3.d4 d6 4.Nc3 Nd7 5.Bg5 f6 6.Be3 e5 7.d5 Ne7 8.Nge2 f5 9.
f3 O-O 10.Rc1 Nf6 11.h3 c6 12.g4 a6 13.Rc2 cxd5 14.cxd5 b5 15.a3 Bd7 16.
Nc1 Qb8 17.Bd3 a5 18.O-O b4 19.axb4 axb4 20.Nb1 Bb5 21.Qe2 Ba4 22.Rc4 Rf7 
23.Qd2 Nexd5 24.exd5 Nxd5 25.Bf2 Qb7 26.Ne2 Raf8 27.g5 Kh8 28.Rcc1 Ne7 29.
Be1 e4 30.Qxb4 Qxb4 31.Bxb4 exd3 32.Nec3 Bc2 33.f4 Rd8 34.Na3 Bb3 35.Ncb5 
Nd5 36.Bd2 Re7 37.Rf3 Bxb2 38.Rb1 Bxa3 39.Nxa3 Bc2 40.Rc1 Re2 41.Rf2 Rde8 
42.Rcf1 Ne3 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Hellers, Ferdinand"]
[Black "Polgar, Zsuzsa"]
[Result "1/2-1/2"]
[WhiteElo "2380"]
[BlackElo "2430"]
[ECO "B33"]
[EventDate "1985.07.16"]
[PlyCount "72"]

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.Bxf6 gxf6 10.Nd5 f5 11.c3 Bg7 12.exf5 Bxf5 13.Nc2 Be6 14.Nce3 Ne7 15.
Nxe7 Qxe7 16.Qf3 Ra7 17.Bd3 d5 18.Nxd5 e4 19.Nxe7 exf3 20.Nf5 Bxf5 21.Bxf5
fxg2 22.Rg1 Re7+ 23.Kd1 Re5 24.Bd3 Rg5 25.Be4 Rg8 26.Bxh7 Rh8 27.Be4 Rxh2 
28.Ke2 b4 29.cxb4 Bxb2 30.Rad1 Ke7 31.Rd5 Rg4 32.Bf3 Rg6 33.a4 Re6+ 34.Kd2
Rf6 35.Ke2 Re6+ 36.Kd2 Rf6 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Farago, Ivan"]
[Black "Bischoff, Klaus"]
[Result "1/2-1/2"]
[WhiteElo "2510"]
[BlackElo "2415"]
[ECO "E90"]
[EventDate "1985.07.16"]
[PlyCount "135"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 d6 5.e4 Bg7 6.Nf3 O-O 7.h3 e6 8.Bd3 exd5 9.
exd5 Re8+ 10.Be3 Rxe3+ 11.fxe3 Nfd7 12.O-O Ne5 13.Nxe5 Bxe5 14.Qd2 Nd7 15.
Rf4 Bg7 16.Raf1 Ne5 17.Ne4 f5 18.Nc3 Bh6 19.R4f2 Qe7 20.Kh1 Bd7 21.Ne2 Re8
22.Nf4 b6 23.b3 Qh4 24.Re2 Bg5 25.Bc2 b5 26.Ne6 bxc4 27.Nxg5 Qxg5 28.e4 
Qxd2 29.Rxd2 Bb5 30.Rf4 cxb3 31.axb3 fxe4 32.Rxe4 Rf8 33.Kh2 Kg7 34.Bd1 
Rb8 35.Ra2 Rb7 36.Be2 a6 37.Bxb5 axb5 38.Ra6 Rd7 39.Rb6 b4 40.Kg3 Kf6 41.
Kf4 g5+ 42.Ke3 h5 43.g4 hxg4 44.hxg4 Rd8 45.Kf2 Nd3+ 46.Kg3 Nf4 47.Rxf4+ 
gxf4+ 48.Kxf4 Kg6 49.g5 Rf8+ 50.Kg4 Rd8 51.Rc6 Rd7 52.Rc8 Re7 53.Rg8+ Kf7 
54.Rd8 Re4+ 55.Kh5 Re3 56.g6+ Kg7 57.Rd7+ Kg8 58.Rxd6 Rxb3 59.Rc6 Rd3 60.
Kh6 Rh3+ 61.Kg5 b3 62.Rxc5 b2 63.Rc8+ Kg7 64.Rc7+ Kg8 65.Rb7 Rh2 66.Kf4 
Rd2 67.Ke4 Kf8 68.Ke5 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Ivkov, Borislav"]
[Black "Volman, Yvo"]
[Result "1-0"]
[WhiteElo "2510"]
[ECO "A55"]
[EventDate "1985.07.16"]
[PlyCount "67"]

1.Nf3 Nf6 2.c4 d6 3.d4 Nbd7 4.Nc3 e5 5.e4 Be7 6.Be2 O-O 7.O-O c6 8.Re1 a6 
9.a3 Re8 10.Bf1 Bf8 11.d5 g6 12.b4 Qc7 13.Bd2 cxd5 14.cxd5 b6 15.Rc1 Qd8 
16.h3 Nh5 17.Be3 Ng7 18.Nd2 f5 19.exf5 gxf5 20.f4 Bb7 21.Nc4 Rc8 22.Qd2 
Nh5 23.fxe5 dxe5 24.Qf2 Qf6 25.Nxb6 Nxb6 26.Bxb6 Bh6 27.Be3 Bf4 28.Ne2 
Bxe3 29.Qxe3 Bxd5 30.Rxc8 Rxc8 31.Ng3 Nf4 32.Qxe5 Qg5 33.Nxf5 Nxh3+ 34.Kh2
1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Haik, Aldo"]
[Black "Boersma, Paulus"]
[Result "1-0"]
[WhiteElo "2440"]
[BlackElo "2385"]
[ECO "D31"]
[EventDate "1985.07.16"]
[PlyCount "91"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.cxd5 exd5 5.Bf4 c6 6.e3 Bf5 7.Bd3 Bxd3 8.Qxd3 
Nf6 9.Nge2 O-O 10.g4 Re8 11.g5 Ne4 12.h4 Bd6 13.f3 Bxf4 14.Nxf4 Nxc3 15.
bxc3 Qe7 16.Kf2 Nd7 17.Rag1 b5 18.h5 Nb6 19.g6 fxg6 20.h6 Nc4 21.Rxg6 
Qxe3+ 22.Qxe3 Rxe3 23.Rxc6 Rxc3 24.Rh5 Rf8 25.Kg3 gxh6 26.Rxd5 b4 27.Rxh6 
Nd2 28.Rg5+ Kh8 29.Ng6+ Kg7 30.Rxh7+ Kxh7 31.Nxf8+ Kh6 32.Kg4 Rc6 33.d5 
Rf6 34.Rh5+ Kg7 35.Ne6+ Kg8 36.Rg5+ Kh8 37.f4 a5 38.f5 Ne4 39.Rh5+ Kg8 40.
Kf4 Nc3 41.d6 Rf7 42.Rg5+ Kh8 43.Rh5+ Kg8 44.Ke5 Nb5 45.Rg5+ Kh8 46.Nc5 
1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Rogers, Ian"]
[Black "Hartoch, Robert"]
[Result "1-0"]
[WhiteElo "2510"]
[BlackElo "2380"]
[ECO "D16"]
[EventDate "1985.07.16"]
[PlyCount "65"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bg4 6.Ne5 Bh5 7.f3 Nfd7 8.Nxc4 
e5 9.Ne4 Bb4+ 10.Bd2 Qe7 11.dxe5 O-O 12.Rc1 Na6 13.Bxb4 Qxb4+ 14.Qd2 Bg6 
15.Ng3 Ndc5 16.Qxb4 Nxb4 17.f4 f5 18.a5 Rab8 19.Nd6 Nb3 20.Rc3 Nxa5 21.e4 
fxe4 22.f5 Be8 23.Ngxe4 b6 24.e6 Nd5 25.Rg3 g6 26.Bd3 Kh8 27.f6 Rxf6 28.
Nxf6 Nxf6 29.O-O Kg7 30.Rgf3 Rd8 31.Nxe8+ Nxe8 32.Rf7+ Kh6 33.Rd7 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Piket, Jeroen"]
[Black "Pliester, Leon"]
[Result "0-1"]
[WhiteElo "2400"]
[BlackElo "2340"]
[ECO "D20"]
[EventDate "1985.07.16"]
[PlyCount "152"]

1.d4 d5 2.c4 dxc4 3.e4 Nf6 4.e5 Nd5 5.Bxc4 Nc6 6.Nf3 Bg4 7.O-O e6 8.Be3 
Bb4 9.Be2 Ba5 10.Qb3 Bb6 11.Nc3 O-O 12.Rfd1 Nce7 13.h3 Bh5 14.Bg5 f6 15.
exf6 gxf6 16.Bh6 Rf7 17.Nxd5 Nxd5 18.Ne5 fxe5 19.Bxh5 Qh4 20.Bxf7+ Kxf7 
21.Qf3+ Ke7 22.Be3 Rf8 23.Qg4 Qxg4 24.hxg4 Nxe3 25.fxe3 exd4 26.exd4 Rf4 
27.g3 Bxd4+ 28.Kh1 Rxg4 29.Rac1 Be5 30.Rd3 Bxg3 31.Rxg3 Rxg3 32.Rxc7+ Kf6 
33.Rxb7 Rg7 34.Rb8 e5 35.b4 e4 36.Re8 Re7 37.Rf8+ Ke5 38.Kg2 Rc7 39.Kf2 
Rc2+ 40.Ke3 Rc3+ 41.Ke2 Rc2+ 42.Ke3 Rc3+ 43.Ke2 h5 44.Rh8 Kd4 45.Rd8+ Kc4 
46.Re8 Kxb4 47.Rxe4+ Rc4 48.Re7 a5 49.Rb7+ Ka4 50.Rb3 Rc2+ 51.Kd1 Rh2 52.
Kc1 h4 53.Kb1 Rg2 54.Rc3 Kb4 55.Rb3+ Kc4 56.Ra3 Rg5 57.Kc2 Rh5 58.Rh3 Rh8 
59.Kc1 Rh7 60.Kc2 Kd4 61.Kd2 Ke4 62.Ke2 a4 63.Ke1 Kf4 64.Kf2 Kg4 65.Rc3 
Rf7+ 66.Kg2 Rf4 67.Rc5 Rd4 68.a3 h3+ 69.Kh2 Rd2+ 70.Kg1 Rd3 71.Kh2 Rxa3 
72.Rc4+ Kf5 73.Rd4 Ke5 74.Rd8 Rc3 75.Ra8 a3 76.Rd8 Ke4 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "De Wit, Jan"]
[Black "Georgiev, Kiril"]
[Result "1/2-1/2"]
[WhiteElo "2390"]
[BlackElo "2550"]
[ECO "C85"]
[EventDate "1985.07.16"]
[PlyCount "118"]

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 f6 10.Nh4 Nc5 11.Nf5 Bxf5 12.exf5 Qd5 13.Qg4 Rfe8 14.Re1 Rad8 
15.Nd2 Qf7 16.Ne4 Nxe4 17.Rxe4 Rd4 18.Be3 Rxe4 19.Qxe4 Rd8 20.Qa4 Qd5 21.
Re1 Qb5 22.Qxb5 axb5 23.a3 Kf7 24.Kf1 c5 25.Ke2 g6 26.fxg6+ hxg6 27.f4 Bd6
28.Kf3 b6 29.Re2 Re8 30.Bd2 Rh8 31.g3 c4 32.dxc4 bxc4 33.h4 b5 34.Bb4 Ra8 
35.fxe5 Bxe5 36.b3 cxb3 37.cxb3 Ke6 38.Rc2 Bd6 39.Re2+ Kd5 40.Rd2+ Ke6 41.
Re2+ Be5 42.Rd2 Rc8 43.Bc5 Rh8 44.Rd3 g5 45.hxg5 fxg5 46.g4 Rg8 47.a4 bxa4
48.bxa4 Ra8 49.Ra3 Kd5 50.Be7 Re8 51.Rd3+ Kc6 52.Bb4 Ra8 53.a5 Kb5 54.Bd2 
c5 55.Rd7 c4 56.Rb7+ Kc6 57.Rb6+ Kc7 58.Rb4 c3 59.Bxc3 Bxc3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Watson, William"]
[Black "Kurajica, Bojan"]
[Result "1/2-1/2"]
[WhiteElo "2435"]
[BlackElo "2505"]
[ECO "B21"]
[EventDate "1985.07.16"]
[PlyCount "31"]

1.e4 c5 2.f4 e6 3.Nf3 d5 4.Nc3 dxe4 5.Nxe4 Nh6 6.d4 cxd4 7.Qxd4 Qc7 8.Bd2 
Nc6 9.Qc3 Nf5 10.O-O-O Bb4 11.Qd3 O-O 12.c3 Be7 13.g4 Nd6 14.Nxd6 Qxd6 15.
Qxd6 Bxd6 16.Be3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Borm, Franciscus"]
[Black "Campora, Daniel Hugo"]
[Result "1/2-1/2"]
[WhiteElo "2385"]
[BlackElo "2440"]
[ECO "B10"]
[EventDate "1985.07.16"]
[PlyCount "82"]

1.e4 c6 2.c4 d5 3.cxd5 cxd5 4.exd5 Nf6 5.Qa4+ Nbd7 6.Nc3 g6 7.g4 Bg7 8.g5 
Nh5 9.d4 O-O 10.Nge2 Nb6 11.Qb3 e6 12.Bg2 exd5 13.a4 Be6 14.a5 Nc4 15.a6 
bxa6 16.Rxa6 Re8 17.O-O Re7 18.Qa2 Rd7 19.b3 Nb6 20.Be3 Nc8 21.Na4 Re7 22.
Nec3 Rb8 23.Nc5 Rb6 24.Rxb6 axb6 25.Nxe6 fxe6 26.Nb5 Nd6 27.Nxd6 Qxd6 28.
Rc1 Rc7 29.Rxc7 Qxc7 30.Bh3 Qc6 31.Qa4 b5 32.Qa7 Bf8 33.Qb8 Ng7 34.Bg4 b4 
35.h4 Qd6 36.Bf4 Qxb8 37.Bxb8 Kf7 38.f4 Nh5 39.Kf2 Ng7 40.Ke3 Nf5+ 41.Bxf5
exf5 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Van der Sterren, Paul"]
[Black "Enklaar, Bertus"]
[Result "1/2-1/2"]
[WhiteElo "2465"]
[BlackElo "2395"]
[ECO "A94"]
[EventDate "1985.07.16"]
[PlyCount "158"]

1.d4 e6 2.Nf3 f5 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.c4 d5 7.b3 c6 8.Ba3 Bxa3 
9.Nxa3 Qe7 10.Nc2 Bd7 11.Nce1 Be8 12.Nd3 Nbd7 13.cxd5 exd5 14.b4 Ne4 15.
Qb3 Nb6 16.Rfe1 Nc4 17.a4 Bf7 18.e3 Rfc8 19.Nfe5 Rc7 20.f3 Ned6 21.Qc3 Rd8
22.Ra2 Nxe5 23.Nxe5 Be6 24.Rc2 Rcc8 25.Rec1 Nc4 26.Nxc4 dxc4 27.Bf1 b5 28.
axb5 cxb5 29.Ra2 Bd5 30.Bg2 Qb7 31.Rca1 Ra8 32.Kf2 a6 33.h4 Rd6 34.Ra3 Re8
35.Qd2 Rde6 36.Re1 Qe7 37.Bh3 Qf6 38.Qc2 g6 39.Qd2 R6e7 40.Rea1 Bb7 41.Bg2
Qd6 42.Re1 Bd5 43.Raa1 Qc6 44.Ra3 Qb7 45.Raa1 Re6 46.Ra3 h6 47.Raa1 Qe7 
48.Ra3 Kg7 49.Raa1 Qf6 50.Rad1 g5 51.hxg5 hxg5 52.Kg1 Qd8 53.Ra1 Qd6 54.
Kf2 Rf6 55.Rh1 g4 56.Rh4 gxf3 57.Bxf3 Rg6 58.Rg1 Bxf3 59.Kxf3 Re4 60.Rhh1 
Qd5 61.Kf2 Reg4 62.Rh3 Kf7 63.Rh7+ Kg8 64.Rh3 Rg7 65.Rg2 Kf7 66.Rh5 Ke7 
67.Rh6 R4g6 68.Rxg6 Rxg6 69.Rh2 Qd6 70.Rh3 Kd7 71.Rh7+ Kc8 72.Rh3 Kc7 73.
Kg2 Kb6 74.e4 fxe4 75.d5 Qe7 76.Rh6 Rxh6 77.Qxh6+ Ka7 78.Qe6 Qxb4 79.Qd7+ 
Kb8 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Langeweg, Christian"]
[Black "Kudrin, Sergey"]
[Result "0-1"]
[WhiteElo "2405"]
[BlackElo "2490"]
[ECO "E15"]
[EventDate "1985.07.16"]
[PlyCount "82"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.b3 Bb4+ 6.Bd2 Be7 7.Nc3 d5 8.cxd5 
exd5 9.Bg2 O-O 10.O-O Bb7 11.Qc2 Na6 12.Rad1 Qc8 13.Bf4 Rd8 14.Be5 h6 15.
Nh4 Ne4 16.Nxe4 Bxh4 17.Nc3 Be7 18.Bf4 Qd7 19.Qb2 Rac8 20.a3 Bf6 21.b4 c5 
22.bxc5 bxc5 23.Bh3 Qxh3 24.Qxb7 Qe6 25.Nb5 Rb8 26.Bxb8 Rxb8 27.Qxa7 Rxb5 
28.dxc5 Rxc5 29.e3 h5 30.h4 Kh7 31.Rc1 Rc4 32.Rfd1 Bb2 33.Rb1 Rc2 34.Qb7 
Qf5 35.Rf1 Nc5 36.Qc6 d4 37.Rbd1 d3 38.Qb5 Be5 39.Rc1 Rxc1 40.Rxc1 Ne4 41.
Rf1 Nc3 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Ermenkov, Evgeny"]
[Black "De Kok, Wim"]
[Result "1-0"]
[WhiteElo "2520"]
[ECO "C00"]
[EventDate "1985.07.16"]
[PlyCount "77"]

1.e4 e6 2.d3 d5 3.Qe2 dxe4 4.dxe4 e5 5.Nf3 Nd7 6.Nbd2 c6 7.Nc4 Qc7 8.g3 f6
9.a4 Nb6 10.Nfd2 Be6 11.a5 Nd7 12.Bh3 Nc5 13.O-O Nh6 14.Bg2 Nf7 15.b4 Nd7 
16.c3 Nd6 17.Nxd6+ Bxd6 18.Nc4 Be7 19.Bh3 Nf8 20.Be3 Qc8 21.Bg2 Nd7 22.
Rad1 O-O 23.Rd2 Qc7 24.Rfd1 Rfd8 25.f4 b6 26.f5 Bf7 27.Bf1 bxa5 28.Nxa5 
Nb6 29.Qa6 g6 30.fxg6 hxg6 31.Rxd8+ Rxd8 32.Rxd8+ Bxd8 33.Bc5 Kg7 34.Qd3 
Be6 35.Nxc6 Qxc6 36.Qxd8 Nd7 37.Qe7+ Kg8 38.Bxa7 Bg4 39.h3 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Bosboom, Manuel"]
[Black "Bohm, Hans"]
[Result "0-1"]
[WhiteElo "2340"]
[BlackElo "2395"]
[ECO "C15"]
[EventDate "1985.07.16"]
[PlyCount "48"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd2 Nc6 5.Bb5 Ne7 6.e5 Bd7 7.Bxc6 Bxc6 8.Nf3 
Nf5 9.a4 a6 10.O-O O-O 11.Ne2 Be7 12.Nf4 a5 13.Nh5 Be8 14.Re1 Kh8 15.Qc1 
c5 16.Ra3 cxd4 17.Rd3 f6 18.Nf4 Bd7 19.g4 Nh6 20.Nxd4 Nxg4 21.Rh3 fxe5 22.
Nfxe6 Qb6 23.c4 Bxe6 24.Qc2 Bg8 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Wockenfuss, Klaus"]
[Black "Klaric, Zlatko"]
[Result "0-1"]
[WhiteElo "2370"]
[BlackElo "2465"]
[ECO "A86"]
[EventDate "1985.07.16"]
[PlyCount "46"]

1.g3 g6 2.Bg2 Bg7 3.d4 f5 4.c4 Nf6 5.Nc3 O-O 6.Nh3 d6 7.d5 Na6 8.O-O Nc5 
9.Nf4 g5 10.Nd3 Nce4 11.Nxe4 fxe4 12.Ne1 h6 13.Nc2 Qe8 14.Be3 Ng4 15.Bd4 
Qh5 16.h3 Ne5 17.Ne3 Bxh3 18.Bxh3 Qxh3 19.Bxe5 Bxe5 20.Qc2 Rf4 21.Ng2 Raf8
22.a4 Rxf2 23.Rxf2 Bxg3 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Vanheste, Jeroen"]
[Black "Ree, Hans"]
[Result "1-0"]
[WhiteElo "2360"]
[BlackElo "2465"]
[ECO "D23"]
[EventDate "1985.07.16"]
[PlyCount "137"]

1.d4 d5 2.Nf3 Nf6 3.c4 dxc4 4.Qa4+ Nfd7 5.e4 Nc6 6.Bxc4 Nb6 7.Qb3 Nxc4 8.
Qxc4 e6 9.O-O Be7 10.d5 Nb4 11.Nc3 O-O 12.Bf4 exd5 13.exd5 Na6 14.Rad1 Bd6
15.Bg5 Qd7 16.Rfe1 Qg4 17.Rd4 Qh5 18.Ne4 Bd7 19.Ng3 Qg6 20.Be3 Rfe8 21.Nh4
Qf6 22.Nh5 Qe5 23.Ng3 f5 24.Nf3 Qf6 25.Nh5 Qf7 26.Nf4 h6 27.h4 Nc5 28.Rdd1
Ne4 29.h5 c5 30.Qc2 Nf6 31.Ne6 Qxh5 32.Bf4 Bxe6 33.Bxd6 Bxd5 34.Ne5 Rad8 
35.Qxc5 b6 36.Qb4 Kh7 37.f3 Bb7 38.Qa3 a5 39.Qb3 f4 40.Qc2+ Kh8 41.Qc7 Bd5
42.Be7 Rc8 43.Qd6 Rxe7 44.Qxe7 Re8 45.Qd6 Bxa2 46.Nd3 Rxe1+ 47.Rxe1 Qd5 
48.Qb8+ Kh7 49.Nxf4 Qd4+ 50.Kh1 Qxb2 51.Qc8 Bb1 52.Ne6 Bf5 53.Nf8+ Kg8 54.
Nd7+ Kh7 55.Nf8+ Kg8 56.Qxf5 Kxf8 57.Qe6 Qd2 58.Qc8+ Kf7 59.Qc7+ Nd7 60.
Qc4+ Kf8 61.Qc8+ Kf7 62.Qe8+ Kf6 63.Qe6+ Kg5 64.Qg4+ Kf6 65.Re6+ Kf7 66.
Qg6+ Kg8 67.Re8+ Nf8 68.Qe6+ Kh7 69.Rxf8 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.18"]
[Round "3"]
[White "Belkhodja, Slim"]
[Black "Lombardy, William James"]
[Result "0-1"]
[WhiteElo "2385"]
[BlackElo "2510"]
[ECO "B29"]
[EventDate "1985.07.16"]
[PlyCount "50"]

1.e4 c5 2.Nf3 Nf6 3.Nc3 d5 4.exd5 Nxd5 5.Bb5+ Bd7 6.Ne5 Nf6 7.a4 a6 8.Bc4 
e6 9.O-O Nc6 10.f4 Bd6 11.Nxc6 Bxc6 12.f5 Bc7 13.Ne2 Ng4 14.h3 Bh2+ 15.Kh1
Qh4 16.Nd4 Bxg2+ 17.Kxg2 Qg3+ 18.Kh1 Qxh3 19.Rf3 Bg3+ 20.Kg1 Bh2+ 21.Kh1 
Bg3+ 22.Kg1 Qh2+ 23.Kf1 cxd4 24.fxe6 d3 25.exf7+ Kf8 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Kudrin, Sergey"]
[Black "Watson, William"]
[Result "1/2-1/2"]
[WhiteElo "2490"]
[BlackElo "2435"]
[ECO "B70"]
[EventDate "1985.07.16"]
[PlyCount "64"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.g3 Bg7 7.Bg2 O-O 8.O-O 
Bg4 9.Nde2 Qd7 10.a4 Nc6 11.Be3 Rfd8 12.Nd5 Rac8 13.c3 b6 14.f3 Bh3 15.
Bxh3 Qxh3 16.b3 Qd7 17.Ra2 e6 18.Nxf6+ Bxf6 19.Rd2 d5 20.exd5 exd5 21.Nf4 
Bxc3 22.Rxd5 Qe7 23.Qd3 Re8 24.Qxc3 Nb4 25.Bc5 bxc5 26.Rd2 Qe3+ 27.Qxe3 
Rxe3 28.Rb2 Rd8 29.Rc1 g5 30.Nh5 f5 31.Rxc5 Nd3 32.Rc7 Nxb2 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Kurajica, Bojan"]
[Black "Haik, Aldo"]
[Result "1-0"]
[WhiteElo "2505"]
[BlackElo "2440"]
[ECO "B06"]
[EventDate "1985.07.16"]
[PlyCount "75"]

1.d4 g6 2.e4 d6 3.Nc3 Bg7 4.Be3 c6 5.f4 Nd7 6.Nf3 b5 7.Bd3 b4 8.Ne2 Ngf6 
9.O-O e5 10.fxe5 dxe5 11.h3 exd4 12.Nexd4 c5 13.Nb3 O-O 14.e5 Nd5 15.Bg5 
Qb6 16.Be4 c4+ 17.Kh1 cxb3 18.Qxd5 Nc5 19.Be3 Nxe4 20.Bxb6 Ng3+ 21.Kg1 Be6
22.Qd3 axb6 23.axb3 Rad8 24.Qe3 Nxf1 25.Rxf1 Rc8 26.Qxb6 Bd5 27.c4 bxc3 
28.bxc3 Rb8 29.Qd4 Bxb3 30.c4 Rfc8 31.Nd2 Ba4 32.Ne4 Bc2 33.Nf6+ Kh8 34.
Qh4 h6 35.Nd7 Re8 36.Rxf7 g5 37.Qd4 Re6 38.Nf6 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Campora, Daniel Hugo"]
[Black "Hellers, Ferdinand"]
[Result "0-1"]
[WhiteElo "2440"]
[BlackElo "2380"]
[ECO "B85"]
[EventDate "1985.07.16"]
[PlyCount "102"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e6 7.O-O Be7 8.f4 Qc7
9.Kh1 O-O 10.Bf3 Nc6 11.Be3 Rd8 12.Qe1 Nxd4 13.Bxd4 e5 14.Be3 b5 15.Qf2 
Rb8 16.Rad1 Be6 17.Rd2 b4 18.Nd5 Bxd5 19.exd5 exf4 20.Bxf4 Nd7 21.Qg3 Ne5 
22.Bxe5 dxe5 23.Be4 Rb6 24.Rdf2 Rf8 25.Rf3 Rh6 26.Qf2 Bd6 27.Qe2 a5 28.c3 
Qe7 29.g3 Qg5 30.Kg2 Qh5 31.h4 f5 32.Bc2 e4 33.R3f2 Qg6 34.Rf4 Rxh4 35.Qe3
Qg5 36.Rxe4 f4 37.Qd3 Rg4 38.Re3 g6 39.Ref3 Re8 40.Bd1 fxg3 41.Rf6 Rh4 42.
Rxd6 Rh2+ 43.Kg1 g2 44.Kxh2 gxf1=Q 45.Qxf1 Re4 46.Qf2 Rh4+ 47.Qxh4 Qxh4+ 
48.Kg2 Qg5+ 49.Kf3 Qh5+ 50.Ke4 Qxd1 51.Rc6 Qe2+ 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Georgiev, Kiril"]
[Black "Piket, Jeroen"]
[Result "0-1"]
[WhiteElo "2550"]
[BlackElo "2400"]
[ECO "E66"]
[EventDate "1985.07.16"]
[PlyCount "94"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 a6 8.d5 Na5 
9.Nd2 c5 10.Qc2 Rb8 11.b3 b5 12.Bb2 bxc4 13.bxc4 Bh6 14.f4 e5 15.dxe6 Bxe6
16.Nd5 Rxb2 17.Qxb2 Bg7 18.Qc2 Nxd5 19.cxd5 Bxa1 20.Rxa1 Qf6 21.Rd1 Qd4+ 
22.Kh1 Bf5 23.Be4 Nc4 24.Qd3 Qxd3 25.exd3 Bg4 26.Bf3 Bxf3+ 27.Nxf3 Ne3 28.
Rb1 Nxd5 29.Rb7 Nb4 30.d4 Nxa2 31.dxc5 dxc5 32.Ne5 Nb4 33.Rc7 a5 34.Ra7 
Rc8 35.Rxa5 c4 36.Rb5 f6 37.Nxg6 Nc6 38.Rc5 hxg6 39.Rxc4 Ne7 40.Re4 Kf7 
41.Kg2 Rc2+ 42.Kh3 Nd5 43.Re1 f5 44.Ra1 Ne3 45.Ra7+ Kf6 46.Ra1 Ng4 47.Ra6+
Kg7 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Pliester, Leon"]
[Black "De Wit, Jan"]
[Result "0-1"]
[WhiteElo "2340"]
[BlackElo "2390"]
[ECO "B26"]
[EventDate "1985.07.16"]
[PlyCount "82"]

1.e4 c5 2.Nc3 e6 3.g3 Nc6 4.Bg2 g6 5.d3 Bg7 6.Be3 d6 7.Qd2 Qa5 8.Nge2 Nd4 
9.Bxd4 cxd4 10.Nd1 Qb6 11.O-O Ne7 12.c4 dxc3 13.bxc3 O-O 14.Ne3 Bd7 15.
Rab1 Qc7 16.f4 Rab8 17.Kh1 b5 18.g4 f5 19.gxf5 exf5 20.Rbc1 Qa5 21.Ng3 
Rbe8 22.d4 Qd8 23.e5 Be6 24.Qf2 dxe5 25.dxe5 Qb6 26.Ne2 g5 27.Qg3 Ng6 28.
Nd5 Qc5 29.Rcd1 Rd8 30.Nf6+ Bxf6 31.exf6 Bc4 32.Rxd8 Rxd8 33.Qxg5 Re8 34.
Qh6 Qf8 35.f7+ Qxf7 36.Ng3 Bxf1 37.Bxf1 Qd5+ 38.Kg1 Qc5+ 39.Kg2 Qxc3 40.h4
Qc6+ 41.Kh3 Qf3 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Polgar, Zsuzsa"]
[Black "Rogers, Ian"]
[Result "1-0"]
[WhiteElo "2430"]
[BlackElo "2510"]
[ECO "A40"]
[EventDate "1985.07.16"]
[PlyCount "87"]

1.d4 e6 2.c4 b6 3.Nc3 Bb4 4.e3 Bb7 5.a3 Bxc3+ 6.bxc3 f5 7.f3 Qh4+ 8.g3 Qh5
9.Bg2 Nf6 10.Nh3 Nc6 11.Nf4 Qf7 12.e4 O-O-O 13.O-O g5 14.Nd3 Rhg8 15.c5 h5
16.e5 Nd5 17.cxb6 axb6 18.c4 Nc3 19.Qe1 Nxd4 20.Rf2 Na4 21.Qb4 f4 22.Qxa4 
Qf5 23.Qd1 fxg3 24.hxg3 Rdf8 25.Ne1 Qxe5 26.Bb2 c5 27.Bxd4 cxd4 28.Rb1 h4 
29.Rxb6 hxg3 30.Re2 Qc5 31.Rb5 Qa7 32.Reb2 Bc6 33.Rb6 e5 34.Qb3 Kc7 35.c5 
Ra8 36.Rxc6+ Kxc6 37.f4+ Kc7 38.Qb6+ Qxb6 39.cxb6+ Kb8 40.Bxa8 gxf4 41.Bd5
Re8 42.Rb5 e4 43.Ra5 f3 44.Ra8# 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Ree, Hans"]
[Black "Borm, Franciscus"]
[Result "1-0"]
[WhiteElo "2465"]
[BlackElo "2385"]
[ECO "D36"]
[EventDate "1985.07.16"]
[PlyCount "55"]

1.c4 e6 2.Nc3 d5 3.d4 Nf6 4.cxd5 exd5 5.Bg5 Nbd7 6.e3 c6 7.Bd3 Be7 8.Nge2 
O-O 9.Qc2 Re8 10.O-O h6 11.Bh4 Ne4 12.Bxe7 Qxe7 13.Bxe4 dxe4 14.d5 Qc5 15.
dxc6 Qxc6 16.Nd4 Qg6 17.Ndb5 Ne5 18.Qxe4 Bf5 19.Qf4 Bd3 20.Rfd1 Rac8 21.
Nd4 Nc4 22.Rdc1 Nxb2 23.Qg3 Qh5 24.h3 Qa5 25.Nb3 Qe5 26.Qxe5 Rxe5 27.Nd1 
Rxc1 28.Nxc1 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Enklaar, Bertus"]
[Black "Farago, Ivan"]
[Result "0-1"]
[WhiteElo "2395"]
[BlackElo "2510"]
[ECO "E51"]
[EventDate "1985.07.16"]
[PlyCount "116"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 dxc4 7.Bxc4 Bd6 8.Nf3 
Nc6 9.b4 e5 10.Bb2 Bg4 11.dxe5 Bxe5 12.Be2 Qe7 13.Nxe5 Nxe5 14.Nd5 Nxd5 
15.Qxd5 Bxe2 16.Kxe2 Ng6 17.g3 Rad8 18.Qc4 b5 19.Qc3 f6 20.a4 Ne5 21.Qb3+ 
Nc4 22.Rhd1 a6 23.axb5 axb5 24.Kf1 Kh8 25.Bd4 Qe4 26.Kg1 h5 27.Qd3 Qg4 28.
Qf1 Rf7 29.f3 Qe6 30.Rd3 Rfd7 31.Rad1 Kg8 32.Kg2 Qc6 33.Qe2 Qe6 34.h4 Ra8 
35.Kh2 Rd6 36.Bc3 Ra3 37.e4 Rda6 38.Rc1 Ra2 39.Rc2 Nd6 40.Rd5 Rxc2 41.Qxc2
c6 42.Rd2 Ra3 43.Qd3 Nf7 44.Kg2 Qb3 45.Rc2 Ne5 46.Qe2 Nc4 47.Kf2 Qb1 48.f4
Qh1 49.e5 Qh2+ 50.Kf3 Qh1+ 51.Kf2 fxe5 52.fxe5 Ra8 53.Bd2 Qh2+ 54.Kf3 Qh1+
55.Kf2 Ra1 56.Rxc4 Qh2+ 57.Kf3 Qxe2+ 58.Kxe2 bxc4 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Lombardy, William James"]
[Black "Van der Sterren, Paul"]
[Result "1/2-1/2"]
[WhiteElo "2510"]
[BlackElo "2465"]
[ECO "C85"]
[EventDate "1985.07.16"]
[PlyCount "43"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Bxc6 dxc6 7.Nxe5 Nxe4 8.
Re1 Nf6 9.Qe2 Be6 10.d3 Nd7 11.Nc3 Nxe5 12.Qxe5 O-O 13.Ne4 Qd7 14.Bf4 Rac8
15.Nc5 Bxc5 16.Qxc5 Rfe8 17.Re3 Bd5 18.Rae1 b6 19.Qc3 Rxe3 20.fxe3 f6 21.
h3 Kf7 22.b3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Hartoch, Robert"]
[Black "Bosboom, Manuel"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2340"]
[ECO "B20"]
[EventDate "1985.07.16"]
[PlyCount "113"]

1.e4 c5 2.c4 Nc6 3.Nc3 d6 4.g3 a6 5.a4 h5 6.h3 Nf6 7.d3 Qa5 8.Bg2 Nd4 9.
Bd2 Qb6 10.Nge2 Nc6 11.a5 Qd8 12.Nd5 Nd7 13.Bc3 e6 14.Ne3 Qg5 15.h4 Qh6 
16.d4 cxd4 17.Nxd4 Nde5 18.Nxc6 Nxc6 19.O-O Be7 20.Qe2 O-O 21.Rfd1 Qg6 22.
Bf3 Ne5 23.Bg2 Nd7 24.b4 Re8 25.Ra2 Rb8 26.Bf3 b6 27.Ng2 e5 28.Bxh5 Qh7 
29.Bf3 Nf6 30.axb6 Rxb6 31.Qd3 Bb7 32.Re2 Qg6 33.Ree1 Bf8 34.Qe2 Rc8 35.
Rc1 Rbc6 36.Bd2 R6c7 37.g4 Nd7 38.g5 f5 39.exf5 Qxf5 40.Bxb7 Rxb7 41.Qe4 
Qxe4 42.Rxe4 Rbc7 43.Ne3 Nb6 44.h5 g6 45.h6 Be7 46.Rg4 d5 47.c5 d4 48.Nc4 
Nxc4 49.Rxc4 a5 50.bxa5 Rxc5 51.Rxc5 Rxc5 52.Re4 Kf7 53.a6 Rc6 54.Rxe5 
Rxa6 55.Rd5 Ra4 56.h7 Ra8 57.Rxd4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Boersma, Paulus"]
[Black "Ermenkov, Evgeny"]
[Result "0-1"]
[WhiteElo "2385"]
[BlackElo "2520"]
[ECO "A43"]
[EventDate "1985.07.16"]
[PlyCount "78"]

1.d4 Nf6 2.Nf3 c5 3.d5 b5 4.Bg5 d6 5.e4 Nxe4 6.Bxb5+ Bd7 7.Bd3 Nxg5 8.Nxg5
e5 9.dxe6 Qxg5 10.exd7+ Nxd7 11.O-O Be7 12.Nc3 O-O 13.Nd5 Nb6 14.Nxe7+ 
Qxe7 15.c4 Qf6 16.Qc2 g6 17.Rad1 Rae8 18.Rd2 Re6 19.Rfd1 Rfe8 20.Bf1 R8e7 
21.b3 Nd7 22.Rd5 Ne5 23.Qd2 Ng4 24.h3 Re2 25.Bxe2 Qxf2+ 26.Kh1 Rxe2 27.
Qxe2 Qxe2 28.hxg4 Qxa2 29.R1d3 Qe2 30.Rxd6 Qxg4 31.Ra6 Qe4 32.Rd5 h5 33.
Rxa7 h4 34.Kh2 Qf4+ 35.Kh1 g5 36.Ra5 g4 37.Raxc5 h3 38.Rf5 Qe4 39.Rg5+ Kf8
0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Bohm, Hans"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]
[WhiteElo "2395"]
[BlackElo "2510"]
[ECO "A85"]
[EventDate "1985.07.16"]
[PlyCount "32"]

1.d4 e6 2.c4 Bb4+ 3.Nc3 f5 4.e3 Nf6 5.Bd3 O-O 6.Ne2 d6 7.Qc2 c5 8.Bd2 Nc6 
9.a3 Bxc3 10.Bxc3 Qe7 11.dxc5 dxc5 12.h3 e5 13.Bxf5 Nd4 14.Bxd4 Bxf5 15.
Qxf5 exd4 16.O-O dxe3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Klaric, Zlatko"]
[Black "Bischoff, Klaus"]
[Result "1/2-1/2"]
[WhiteElo "2465"]
[BlackElo "2415"]
[ECO "A46"]
[EventDate "1985.07.16"]
[PlyCount "53"]

1.d4 e6 2.Nf3 Nf6 3.Bg5 h6 4.Bh4 c5 5.e3 cxd4 6.exd4 Be7 7.c3 b6 8.Bd3 Bb7
9.Bxf6 Bxf6 10.Qe2 d6 11.Nbd2 Nd7 12.O-O-O Be7 13.Ne4 a6 14.Nfd2 b5 15.f4 
Nb6 16.Rhf1 Bd5 17.Kb1 f5 18.Nf2 h5 19.Rc1 Kf7 20.Nd1 Bf6 21.Ne3 g6 22.g3 
Bb7 23.Rce1 Qd7 24.Nf3 Rae8 25.Ng5+ Kg7 26.h3 Nd5 27.Nf3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Langeweg, Christian"]
[Black "Vanheste, Jeroen"]
[Result "1-0"]
[WhiteElo "2405"]
[BlackElo "2360"]
[ECO "D02"]
[EventDate "1985.07.16"]
[PlyCount "37"]

1.d4 d5 2.Nf3 Nc6 3.Bf4 Bg4 4.c3 e6 5.Nbd2 Bd6 6.e3 Nge7 7.Be2 Ng6 8.Bg3 
h5 9.Qb3 Rb8 10.Bd3 Qf6 11.O-O-O h4 12.Bxd6 cxd6 13.h3 Bf5 14.e4 Nf4 15.
Bb5 a6 16.Bxc6+ Ke7 17.Bxd5 Nd3+ 18.Kb1 Bg6 19.Qc4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "Volman, Yvo"]
[Black "Belkhodja, Slim"]
[Result "1/2-1/2"]
[BlackElo "2385"]
[ECO "E61"]
[EventDate "1985.07.16"]
[PlyCount "115"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 O-O 5.h3 d6 6.c4 Nc6 7.Nc3 Nd7 8.Be2 e5 
9.Bg5 f6 10.Bh4 g5 11.Bg3 f5 12.d5 Ncb8 13.h4 f4 14.hxg5 fxg3 15.Qc2 gxf2+
16.Kd2 Rxf3 17.Qxh7+ Kf8 18.Bxf3 Nb6 19.Ne4 Nxc4+ 20.Ke2 Qe7 21.Rh6 Qf7 
22.Bh5 Bf5 23.Bxf7 Bxh7 24.Rxh7 Kxf7 25.Rc1 f1=Q+ 26.Rxf1+ Kg6 27.Rh3 Nb6 
28.Nf6 N8d7 29.Nh5 Nxd5 30.Nxg7 Kxg7 31.Rfh1 Nf8 32.g3 Re8 33.e4 Ne7 34.
Ke3 c6 35.Rh6 Neg6 36.Rf1 Nh7 37.Rh5 d5 38.Rfh1 Ngf8 39.Rf1 d4+ 40.Kd3 Kg6
41.Rh6+ Kxg5 42.Rd6 Re7 43.Rf5+ Kg4 44.Rh6 Nd7 45.Ke2 Nhf6 46.Rg6+ Kh3 47.
Kf3 Kh2 48.g4 d3 49.Ke3 d2 50.Kxd2 Nxe4+ 51.Ke3 Ng3 52.Rh6+ Kg1 53.Rf3 Kg2
54.Rf2+ Kg1 55.Rf3 Kg2 56.Rf2+ Kg1 57.Rh3 Ne4 58.Rfh2 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.19"]
[Round "4"]
[White "De Kok, Wim"]
[Black "Wockenfuss, Klaus"]
[Result "0-1"]
[BlackElo "2370"]
[ECO "A21"]
[EventDate "1985.07.16"]
[PlyCount "90"]

1.c4 e5 2.Nc3 d6 3.Nf3 f5 4.d4 e4 5.Ng1 c6 6.Nh3 Be7 7.e3 Nf6 8.Nf4 Na6 9.
Bd2 O-O 10.h4 Nc7 11.Qb3 Rb8 12.Be2 Ne6 13.Nh3 d5 14.O-O-O b5 15.cxd5 cxd5
16.a3 b4 17.axb4 Bxb4 18.Kc2 Bd7 19.Qa2 Qc7 20.Rc1 a5 21.Kb1 Qb7 22.Rc2 a4
23.Ka1 Ra8 24.Nb1 Bxd2 25.Nxd2 f4 26.Nxf4 Nxf4 27.exf4 Qb4 28.Nb1 Qxd4 29.
Rd2 Qxf2 30.Bc4 Qb6 31.Bxd5+ Nxd5 32.Qxd5+ Be6 33.Qd6 Qb3 34.Qa3 Rxf4 35.
g3 Rf3 36.Rhd1 Qxa3+ 37.Nxa3 Rxg3 38.Nb5 Bb3 39.Re1 h6 40.Rd4 e3 41.Re4 
Rf8 42.Nc3 Rgf3 43.h5 R8f5 44.Kb1 Rxh5 45.Nxa4 Rh2 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Hellers, Ferdinand"]
[Black "Kurajica, Bojan"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2505"]
[ECO "B85"]
[EventDate "1985.07.16"]
[PlyCount "107"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Qc7 6.f4 a6 7.Be2 d6 8.Be3 Nf6
9.O-O Be7 10.Qe1 O-O 11.Qg3 d5 12.e5 Nd7 13.Bd3 Nc5 14.f5 Nxd3 15.cxd3 
Nxd4 16.f6 Bxf6 17.Bxd4 Bd8 18.Rf4 Bd7 19.Raf1 Be8 20.Rg4 f5 21.exf6 Qxg3 
22.Rxg3 Bg6 23.fxg7 Rxf1+ 24.Kxf1 Bc7 25.Re3 e5 26.Bxe5 Bxd3+ 27.Rxd3 Bxe5
28.Rxd5 Bxc3 29.bxc3 Rc8 30.Rd3 b5 31.Ke1 Rc4 32.Kd1 Ra4 33.Rd2 Kxg7 34.
Kc1 Kf6 35.Kb2 Ke5 36.Kb3 Rf4 37.g3 Rf7 38.Kb4 Rc7 39.Rd4 Rc6 40.Rh4 h6 
41.c4 bxc4 42.Rxc4 Rd6 43.a4 Kf5 44.Ka5 Kg5 45.Rb4 h5 46.Rb6 Rd2 47.h4+ 
Kf5 48.Kxa6 Kg4 49.Rg6+ Kf3 50.a5 Rb2 51.Ka7 Rb3 52.a6 Re3 53.Kb7 Re1 54.
Kb6 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Farago, Ivan"]
[Black "Polgar, Zsuzsa"]
[Result "1-0"]
[WhiteElo "2510"]
[BlackElo "2430"]
[ECO "A57"]
[EventDate "1985.07.16"]
[PlyCount "97"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.e3 axb5 6.Bxb5 Qa5+ 7.Nc3 Bb7 8.Ne2 
e6 9.O-O exd5 10.Qb3 Bc6 11.Bxc6 dxc6 12.e4 Bd6 13.exd5 O-O 14.Bf4 Bxf4 
15.Nxf4 Qb4 16.g3 g5 17.Nd3 Qxb3 18.axb3 Rxa1 19.Rxa1 cxd5 20.Nxc5 Nc6 21.
Ra6 Rc8 22.Nd3 Ne4 23.Nxd5 Rd8 24.Nc3 Nd2 25.Rxc6 Rxd3 26.Rc5 Nxb3 27.
Rxg5+ Kf8 28.Rd5 Rf3 29.Ne4 Nc1 30.Ng5 Rb3 31.Rd7 Rxb2 32.Rxf7+ Kg8 33.Rd7
h6 34.Ne4 Rb6 35.Kg2 Nb3 36.Kf3 Re6 37.Rd3 Na5 38.Rd6 Rxd6 39.Nxd6 Kg7 40.
Ke4 Nb3 41.h4 Kf6 42.Kf4 Nd4 43.Ne4+ Kg6 44.Nd2 Ne6+ 45.Ke5 Nc5 46.Ne4 
Nd7+ 47.Ke6 Nf8+ 48.Ke7 Nh7 49.g4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Kudrin, Sergey"]
[Black "Pliester, Leon"]
[Result "1-0"]
[WhiteElo "2490"]
[BlackElo "2340"]
[ECO "C55"]
[EventDate "1985.07.16"]
[PlyCount "73"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Be7 5.O-O d6 6.c3 O-O 7.Bb3 Na5 8.Bc2 c5 
9.Nbd2 Re8 10.Re1 Bf8 11.Nf1 Nc6 12.h3 Ne7 13.Bg5 Ng6 14.Ba4 Re6 15.Bb3 
Re8 16.Ba4 Re6 17.d4 cxd4 18.cxd4 Qb6 19.Ng3 Nf4 20.Qd2 N6h5 21.Nxh5 Nxh5 
22.d5 Rg6 23.Nh4 Rxg5 24.Qxg5 Nf4 25.Nf5 f6 26.Qg3 g6 27.Bb3 a5 28.Ne3 a4 
29.Bd1 Qxb2 30.Bg4 h5 31.Bxc8 Rxc8 32.Qf3 Rc3 33.g3 Nxh3+ 34.Kg2 g5 35.
Rab1 Qxa2 36.Rxb7 f5 37.Qxf5 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Bischoff, Klaus"]
[Black "Ivkov, Borislav"]
[Result "1-0"]
[WhiteElo "2415"]
[BlackElo "2510"]
[ECO "E16"]
[EventDate "1985.07.16"]
[PlyCount "79"]

1.d4 Nf6 2.Nf3 e6 3.c4 Bb4+ 4.Bd2 Qe7 5.g3 b6 6.Bg2 Bb7 7.O-O Bxd2 8.Qxd2 
d6 9.Nc3 Ne4 10.Nxe4 Bxe4 11.Qe3 Bb7 12.d5 e5 13.Bh3 a5 14.Nh4 g6 15.f4 
exf4 16.Qxe7+ Kxe7 17.Rxf4 Na6 18.Raf1 Raf8 19.Nf3 Nc5 20.Nd4 f5 21.b3 h5 
22.Bg2 Bc8 23.a3 Bd7 24.b4 axb4 25.axb4 Na6 26.Rb1 g5 27.Rf3 f4 28.Ra3 Bc8
29.Nc6+ Ke8 30.Rba1 fxg3 31.hxg3 h4 32.Be4 Rh6 33.Rxa6 Bxa6 34.Rxa6 hxg3 
35.Ra8+ Kf7 36.Ra7 Rh2 37.Rxc7+ Kf6 38.Bg2 g4 39.Re7 Kg6 40.Re3 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Haik, Aldo"]
[Black "Lombardy, William James"]
[Result "1-0"]
[WhiteElo "2440"]
[BlackElo "2510"]
[ECO "D87"]
[EventDate "1985.07.16"]
[PlyCount "79"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2
c5 9.O-O Nc6 10.Be3 Na5 11.Bd3 Bg4 12.Rb1 f5 13.exf5 cxd4 14.cxd4 Bxf5 15.
Re1 b6 16.Nf4 Qd6 17.g3 Rad8 18.Rb5 Bxd3 19.Qxd3 e5 20.Nd5 Nc6 21.Qb3 Kh8 
22.dxe5 Nxe5 23.Rd1 Nf3+ 24.Kg2 Qe6 25.Rb4 Rd7 26.Bf4 Ne5 27.Re4 Qf5 28.
Re2 Qh5 29.Rdd2 Rdf7 30.h3 Nc6 31.Qc4 Na5 32.Qe4 Qf5 33.Qa4 g5 34.Bd6 Qf3+
35.Kg1 Rg8 36.Re8 h6 37.Ne7 Rxe8 38.Qxe8+ Bf8 39.Ng6+ Kg7 40.Ne5 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Rogers, Ian"]
[Black "Wockenfuss, Klaus"]
[Result "1-0"]
[WhiteElo "2510"]
[BlackElo "2370"]
[ECO "B00"]
[EventDate "1985.07.16"]
[PlyCount "115"]

1.e4 Nc6 2.d4 d5 3.Nc3 dxe4 4.d5 Ne5 5.Bf4 Ng6 6.Bg3 a6 7.Bc4 Nf6 8.f3 e6 
9.dxe6 Bxe6 10.Bxe6 fxe6 11.Nxe4 Nxe4 12.fxe4 Bd6 13.Bxd6 Qxd6 14.Qxd6 
cxd6 15.Nf3 Ke7 16.g3 Rac8 17.c3 Rc4 18.Nd2 Rc5 19.Ke2 Rf8 20.Rhf1 Rxf1 
21.Rxf1 Ne5 22.h3 Nc4 23.Nxc4 Rxc4 24.Kd3 Rc5 25.a4 Rg5 26.Rf3 Ra5 27.b3 
b5 28.c4 b4 29.Kd4 Rc5 30.g4 Rg5 31.Re3 Re5 32.h4 h6 33.Rg3 Rc5 34.g5 hxg5
35.Rxg5 e5+ 36.Ke3 Kf6 37.Rf5+ Ke7 38.h5 Rc8 39.Rg5 Kf7 40.Kf3 Rh8 41.Kg4 
a5 42.Rg6 Rd8 43.Kf5 Rh8 44.Kg4 Rd8 45.Kg5 Kf8 46.Kf5 Kf7 47.h6 gxh6 48.
Rxh6 Rg8 49.Rxd6 Rg3 50.Rd5 Rxb3 51.Rxa5 Rc3 52.c5 b3 53.Rb5 Ke7 54.Kxe5 
b2 55.Rb7+ Kd8 56.Rxb2 Rxc5+ 57.Kd6 Rc8 58.Rg2 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Piket, Jeroen"]
[Black "De Wit, Jan"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2390"]
[ECO "A01"]
[EventDate "1985.07.16"]
[PlyCount "77"]

1.b3 e5 2.Bb2 d6 3.e3 Nf6 4.c4 Nc6 5.Nc3 Be7 6.Nf3 O-O 7.d4 Bf5 8.Be2 Re8 
9.O-O h6 10.Rc1 e4 11.Ne1 Bf8 12.Qd2 Qd7 13.Nc2 h5 14.f3 exf3 15.gxf3 Bh3 
16.Rf2 Be7 17.Ne1 d5 18.Ng2 dxc4 19.bxc4 Nh7 20.Kh1 g6 21.Rg1 Bf6 22.Nd5 
Bg7 23.Ngf4 Ne7 24.Nxc7 Qxc7 25.Nxh3 Nf5 26.Bd3 Nxe3 27.d5 Nxc4 28.Qc1 
Rac8 29.Bxg7 Kxg7 30.Nf4 Ne3 31.Qb2+ Qe5 32.Ne6+ Kf6 33.Qxb7 Nxd5 34.Re2 
Ne3 35.Rge1 Qxe6 36.Rxe3 Qxe3 37.Rxe3 Rxe3 38.Qxc8 Rxd3 39.Qh8+ 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Watson, William"]
[Black "Georgiev, Kiril"]
[Result "0-1"]
[WhiteElo "2435"]
[BlackElo "2550"]
[ECO "B78"]
[EventDate "1985.07.16"]
[PlyCount "72"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
Nc6 9.Bc4 Bd7 10.O-O-O Ne5 11.Bb3 Rc8 12.h4 h5 13.Bg5 Rc5 14.g4 hxg4 15.f4
Nc4 16.Qd3 b5 17.h5 Rxg5 18.fxg5 Nxh5 19.Kb1 e6 20.Bxc4 bxc4 21.Qxc4 Qxg5 
22.Qc7 Qc5 23.Qxd7 Bxd4 24.Nb5 Bf2 25.Nxd6 g3 26.Nxf7 Rxf7 27.Qxe6 Kg7 28.
Qg4 Qe5 29.Rd7 Nf6 30.Rxf7+ Kxf7 31.Qf3 Qxe4 32.Qb3+ Qd5 33.Rh7+ Kg8 34.
Rd7 Qxb3 35.Rd8+ Kf7 36.cxb3 g2 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Bohm, Hans"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
[WhiteElo "2395"]
[BlackElo "2465"]
[ECO "A36"]
[EventDate "1985.07.16"]
[PlyCount "85"]

1.e4 c5 2.c4 Nc6 3.Nc3 g6 4.g3 Bg7 5.Bg2 e6 6.Nge2 Nge7 7.O-O O-O 8.a3 b6 
9.Rb1 Bb7 10.b4 d6 11.d3 Qd7 12.Qa4 Rfd8 13.Rd1 Nd4 14.Qxd7 Rxd7 15.Nxd4 
Bxd4 16.Ne2 Bg7 17.Be3 Rc8 18.h4 h5 19.Rdc1 Nc6 20.f4 Kf8 21.Kh2 f5 22.Rc2
Ne7 23.Ng1 Ng8 24.Nh3 Nf6 25.Nf2 Ba8 26.Kg1 Rdc7 27.Rbc1 Ke8 28.Kf1 Bf8 
29.bxc5 bxc5 30.Rb2 d5 31.e5 Nd7 32.Bd2 dxc4 33.dxc4 Bxg2+ 34.Kxg2 Rb8 35.
Rxb8+ Nxb8 36.Rb1 Nc6 37.Rb5 Kd7 38.Nd3 Nd4 39.Rb8 Rc8 40.Rb7+ Rc7 41.Rb8 
Rc8 42.Rb2 Rc6 43.Bc3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Van der Sterren, Paul"]
[Black "Borm, Franciscus"]
[Result "1/2-1/2"]
[WhiteElo "2465"]
[BlackElo "2385"]
[ECO "E13"]
[EventDate "1985.07.16"]
[PlyCount "113"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb4 5.Bg5 Bb7 6.e3 O-O 7.Bd3 Bxc3+ 8.bxc3 
d6 9.O-O Nbd7 10.Nd2 Qe8 11.e4 e5 12.f3 Kh8 13.Rf2 Ng8 14.Nf1 f6 15.Be3 
Ne7 16.f4 c5 17.Ng3 cxd4 18.cxd4 exd4 19.Bxd4 Nc5 20.Rc1 Rd8 21.Bb1 Bc8 
22.Bb2 Be6 23.Rd2 Nc8 24.h3 Rd7 25.Kh2 Rc7 26.e5 dxe5 27.fxe5 fxe5 28.Bxe5
Rd7 29.Qc2 Bg8 30.Re1 Re7 31.Qc3 Be6 32.Rd4 Kg8 33.Rh4 g6 34.Rh6 Qa4 35.
Bxg6 Qxc4 36.Nf5 Rxf5 37.Qg3 Kf8 38.Bxf5 Bxf5 39.Qg5 Bg6 40.Bd6 Qf7 41.
Bxe7+ Nxe7 42.Rh4 Nf5 43.Rg4 h5 44.Qxg6 hxg4 45.Qxg4 Ne7 46.Re3 Qd5 47.
Qf4+ Ke8 48.Qb8+ Kf7 49.Qf4+ Ke8 50.h4 Kd7 51.Qg4+ Ne6 52.h5 Nf5 53.Rf3 
Qe5+ 54.Kh3 Nh6 55.Qa4+ Kc8 56.Qe8+ Kc7 57.Qe7+ 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Klaric, Zlatko"]
[Black "Langeweg, Christian"]
[Result "1-0"]
[WhiteElo "2465"]
[BlackElo "2405"]
[ECO "D03"]
[EventDate "1985.07.16"]
[PlyCount "107"]

1.d4 Nf6 2.c3 g6 3.Bg5 Bg7 4.Nd2 d5 5.e3 O-O 6.Bd3 c5 7.Ngf3 b6 8.O-O Nbd7
9.a4 Bb7 10.Qb1 Qc8 11.h3 Ba6 12.b4 Bxd3 13.Qxd3 cxb4 14.cxb4 Qb7 15.Rfc1 
Rfc8 16.b5 Rxc1+ 17.Rxc1 Rc8 18.Qa3 e6 19.Rc3 Bf8 20.Qc1 Rxc3 21.Qxc3 Ne8 
22.Bf4 Bd6 23.Bxd6 Nxd6 24.Ne5 Nxe5 25.dxe5 Nc4 26.Ne4 Qe7 27.Nf6+ Kg7 28.
Qd4 Nxe5 29.Ng4 f6 30.Nxe5 fxe5 31.Qxe5+ Qf6 32.Qc7+ Qf7 33.Qb8 g5 34.Qg3 
h6 35.h4 Qf6 36.hxg5 hxg5 37.Qc7+ Qf7 38.Qb8 Kg6 39.g4 Qg7 40.Kg2 Kh6 41.
Qe8 Qe5 42.Qf7 d4 43.exd4 Qe4+ 44.Kg3 Qd3+ 45.Kh2 Qxd4 46.Qh5+ Kg7 47.
Qxg5+ Kh7 48.Kg3 Qxa4 49.Qh5+ Kg7 50.Qe5+ Kh7 51.f3 a6 52.bxa6 Qxa6 53.
Qxe6 Qb7 54.Qe4+ 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Ermenkov, Evgeny"]
[Black "Campora, Daniel Hugo"]
[Result "1/2-1/2"]
[WhiteElo "2520"]
[BlackElo "2440"]
[ECO "B19"]
[EventDate "1985.07.16"]
[PlyCount "94"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nf6 8.h5 Bh7
9.Bd3 Bxd3 10.Qxd3 e6 11.Bd2 Nbd7 12.O-O-O Qc7 13.Ne4 O-O-O 14.g3 Nc5 15.
Nxc5 Bxc5 16.Qe2 Bb6 17.Bf4 Qe7 18.c4 Rhe8 19.Qe5 Bc7 20.Qxc7+ Qxc7 21.
Bxc7 Kxc7 22.Rh4 Re7 23.Ne5 b5 24.b3 bxc4 25.bxc4 Rb8 26.Rd3 Kd6 27.Ra3 
Rc7 28.Ra6 Rbc8 29.Rf4 Ke7 30.c5 Kf8 31.g4 Nd5 32.Rf3 f6 33.Nc4 Rb8 34.
Rfa3 Rb4 35.Nd6 Rxd4 36.Rxa7 Rxa7 37.Rxa7 Rxg4 38.a4 Nb4 39.Kd2 Rg5 40.Kc3
Nd5+ 41.Kb3 Rxh5 42.a5 Rh3+ 43.Ka2 Rf3 44.a6 Rxf2+ 45.Kb3 Rf3+ 46.Kb2 Rf2+
47.Kb3 Rf3+ 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Bosboom, Manuel"]
[Black "Boersma, Paulus"]
[Result "0-1"]
[WhiteElo "2340"]
[BlackElo "2385"]
[ECO "B49"]
[EventDate "1985.07.16"]
[PlyCount "106"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Qc7 6.Be2 a6 7.O-O Nf6 8.Be3 
Bb4 9.Nxc6 bxc6 10.Na4 Be7 11.Nb6 Rb8 12.Nxc8 Qxc8 13.e5 Nd5 14.Bc1 Bc5 
15.a3 a5 16.Bd3 Qc7 17.Qe2 Bd4 18.c4 Ne7 19.Qg4 Bxe5 20.f4 f5 21.Qe2 Bd4+ 
22.Kh1 O-O 23.Rb1 c5 24.Bc2 Nc6 25.Ba4 e5 26.fxe5 Bxe5 27.Be3 Bxh2 28.Qh5 
Be5 29.Rxf5 g6 30.Rxf8+ Rxf8 31.Qg4 Rf5 32.Re1 Rh5+ 33.Kg1 Bh2+ 34.Kf1 
Rf5+ 35.Ke2 Qe5 36.Kd1 Bf4 37.Bxc6 dxc6 38.Bxf4 Qd4+ 39.Kc2 Qxc4+ 40.Kb1 
Qxf4 41.Qe2 Kg7 42.Ka1 h5 43.Qe6 Qd4 44.Qxc6 Rf2 45.Qb7+ Kh6 46.Rc1 a4 47.
g3 Rd2 48.Qb8 Rf2 49.Qb6 Rf3 50.Rxc5 Rf1+ 51.Ka2 Qd1 52.Rxh5+ Kxh5 53.Qc5+
Rf5 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Vanheste, Jeroen"]
[Black "Enklaar, Bertus"]
[Result "0-1"]
[WhiteElo "2360"]
[BlackElo "2395"]
[ECO "E11"]
[EventDate "1985.07.16"]
[PlyCount "72"]

1.d4 Nf6 2.c4 e6 3.g3 Bb4+ 4.Bd2 Be7 5.Bg2 d5 6.Nf3 O-O 7.O-O c6 8.Qc2 
Nbd7 9.Bf4 b6 10.Nbd2 Nh5 11.cxd5 Nxf4 12.dxc6 Nxe2+ 13.Kh1 Qc7 14.Qe4 
Nxg3+ 15.fxg3 Nf6 16.Qd3 a5 17.Rfe1 Ba6 18.Qb3 Rad8 19.Rac1 Bb4 20.Qe3 Ng4
21.Qg1 e5 22.h3 e4 23.Rxe4 f5 24.Ree1 Rf6 25.a3 Bxd2 26.Nxd2 Rh6 27.Nf1 f4
28.Re4 Rf8 29.gxf4 Bd3 30.Re3 Rxf4 31.Bd5+ Kf8 32.Rce1 Nxe3 33.Qxe3 Rxf1+ 
34.Rxf1+ Bxf1 35.Qf3+ Rf6 36.Qh5 Bd3 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Belkhodja, Slim"]
[Black "Hartoch, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2385"]
[BlackElo "2380"]
[ECO "B08"]
[EventDate "1985.07.16"]
[PlyCount "95"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Nf3 Nf6 5.Be2 O-O 6.O-O c6 7.a4 Nbd7 8.Bf4 Qc7
9.Qd2 e5 10.Bh6 Re8 11.Bxg7 Kxg7 12.Rfe1 Nf8 13.h3 Bd7 14.Bc4 Rad8 15.dxe5
dxe5 16.Qe3 b6 17.Rad1 Be6 18.Bf1 N6d7 19.b4 f6 20.Nb1 Bf7 21.Na3 Ne6 22.
Bc4 Ndf8 23.c3 Rxd1 24.Rxd1 Rd8 25.Rxd8 Nxd8 26.Qd3 Qd7 27.Qxd7 Nxd7 28.
Nd2 Kf8 29.Kf1 Ke7 30.Ke2 h5 31.g3 Ne6 32.Bxe6 Bxe6 33.h4 g5 34.hxg5 fxg5 
35.Kf1 Nf6 36.Nc2 Bf7 37.Ne1 Ne8 38.Nd3 Kf6 39.Kg2 g4 40.f3 gxf3+ 41.Kxf3 
Nd6 42.Ke3 Be6 43.Nxe5 Kxe5 44.Nf3+ Kf6 45.e5+ Ke7 46.exd6+ Kxd6 47.Nd4 
Bd7 48.Ke4 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.21"]
[Round "5"]
[White "Volman, Yvo"]
[Black "De Kok, Wim"]
[Result "1/2-1/2"]
[ECO "D59"]
[EventDate "1985.07.16"]
[PlyCount "65"]

1.d4 Nf6 2.Nf3 d5 3.c4 e6 4.Nc3 Be7 5.Bg5 O-O 6.e3 h6 7.Bh4 b6 8.cxd5 Nxd5
9.Bxe7 Qxe7 10.Nxd5 exd5 11.Rc1 Be6 12.Bd3 c5 13.dxc5 bxc5 14.O-O Nd7 15.
b3 Rab8 16.e4 d4 17.h3 a5 18.Nd2 a4 19.f4 axb3 20.axb3 f6 21.Rf3 Rfc8 22.
Rg3 Kh8 23.Ra1 Ra8 24.Rxa8 Rxa8 25.Qf3 Nb6 26.e5 f5 27.Nc4 Ra1+ 28.Kh2 
Nxc4 29.Bxc4 Bxc4 30.bxc4 Ra7 31.Qc6 Rd7 32.Rd3 Kh7 33.g3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Hellers, Ferdinand"]
[Black "Piket, Jeroen"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2400"]
[ECO "B63"]
[EventDate "1985.07.16"]
[PlyCount "57"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O
O-O 9.Nb3 Qb6 10.f3 a6 11.h4 Rd8 12.h5 h6 13.Be3 Qc7 14.Qf2 Nd7 15.g4 Nce5
16.Rg1 b5 17.g5 hxg5 18.Bxg5 Bxg5+ 19.Rxg5 Nf8 20.a3 f6 21.Rg3 Nf7 22.Bd3 
Nh6 23.Rdg1 Rd7 24.Qd2 Kh7 25.e5+ f5 26.exd6 Qxd6 27.Ne4 Qc7 28.Rxg7+ Rxg7
29.Nf6+ 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Kurajica, Bojan"]
[Black "Bischoff, Klaus"]
[Result "1/2-1/2"]
[WhiteElo "2505"]
[BlackElo "2415"]
[ECO "E18"]
[EventDate "1985.07.16"]
[PlyCount "133"]

1.d4 e6 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.c4 Be7 6.O-O O-O 7.Nc3 Ne4 8.Bd2 c5 
9.Nxe4 Bxe4 10.Bc3 d6 11.Qd2 Nd7 12.Rfd1 Qc7 13.b3 Rad8 14.dxc5 dxc5 15.
Qe3 Bxf3 16.Bxf3 Bf6 17.Rd2 Ne5 18.Rad1 Rxd2 19.Rxd2 Nxf3+ 20.Qxf3 Bxc3 
21.Qxc3 Rd8 22.Qe5 Qc8 23.Qf4 h6 24.h4 Rd7 25.h5 Qd8 26.Rxd7 Qxd7 27.Qb8+ 
Kh7 28.Kg2 Qc6+ 29.f3 Qd7 30.Qf4 Kg8 31.Kf2 Kf8 32.Qb8+ Ke7 33.Ke1 Kf6 34.
Qf4+ Ke7 35.Qe5 Kf8 36.Qb8+ Ke7 37.g4 Kf6 38.Qf4+ Ke7 39.Qe5 Kf8 40.Qb8+ 
Ke7 41.a3 Kf6 42.Qf4+ Ke7 43.Qe5 Kf8 44.Qb8+ Ke7 45.a4 Kf6 46.Qf4+ Ke7 47.
Qe5 Kf8 48.Qb8+ Ke7 49.Qe5 Kf8 50.f4 f6 51.Qb8+ Kf7 52.Qa8 Ke7 53.Qe4 Kd6 
54.Qa8 Ke7 55.Qg8 Kd6 56.Qb8+ Ke7 57.Qg8 Kd6 58.e3 Kc7 59.Ke2 Kb7 60.f5 
exf5 61.gxf5 Ka6 62.Qe6 Qc7 63.Qe8 Qh2+ 64.Kd3 Qh1 65.Qb5+ Kb7 66.Qd7+ Ka6
67.Qb5+ 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Campora, Daniel Hugo"]
[Black "Rogers, Ian"]
[Result "1-0"]
[WhiteElo "2440"]
[BlackElo "2510"]
[ECO "C02"]
[EventDate "1985.07.16"]
[PlyCount "79"]

1.e4 e6 2.d4 d5 3.e5 c5 4.Nf3 Nc6 5.Bd3 c4 6.Be2 b5 7.O-O a5 8.b3 Ba6 9.c3
Nge7 10.Nbd2 Nc8 11.bxc4 bxc4 12.Ne1 Qd7 13.f4 N6e7 14.g4 Bb5 15.Bf3 h5 
16.gxh5 Ba4 17.Qe2 Rb8 18.Rf2 Na7 19.Nf1 Nb5 20.Bb2 Nf5 21.Ng3 Nfxd4 22.
cxd4 c3 23.Qd3 cxb2 24.Rxb2 Rc8 25.Kh1 Bb4 26.Bd1 Bxd1 27.Rxd1 Rc4 28.Nf3 
Qc6 29.f5 Nc3 30.Rg1 Ne4 31.fxe6 fxe6 32.Qe2 Rc1 33.Qg2 Rf8 34.Nxe4 dxe4 
35.Rxc1 Qxc1+ 36.Ng1 e3 37.Rc2 Qd1 38.Rc8+ Kf7 39.Qg6+ Kg8 40.h6 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Georgiev, Kiril"]
[Black "Kudrin, Sergey"]
[Result "0-1"]
[WhiteElo "2550"]
[BlackElo "2490"]
[ECO "E13"]
[EventDate "1985.07.16"]
[PlyCount "56"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb4 5.Bg5 Bb7 6.e3 h6 7.Bh4 g5 8.Bg3 Ne4 
9.Qc2 Bxc3+ 10.bxc3 d6 11.Bd3 f5 12.d5 Nc5 13.Nd4 Qf6 14.h4 Nba6 15.Nxe6 
Nxe6 16.dxe6 Ke7 17.Bxf5 Nb4 18.Qd2 Qxf5 19.cxb4 Bxg2 20.Rh2 Bf3 21.c5 
bxc5 22.bxc5 Rhb8 23.cxd6+ Kxe6 24.Rc1 Rb1 25.Kf1 Qd3+ 26.Kg1 Qxd2 27.Rxb1
Rb8 28.Rf1 Qd3 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Ivkov, Borislav"]
[Black "Vanheste, Jeroen"]
[Result "1-0"]
[WhiteElo "2510"]
[BlackElo "2360"]
[ECO "A13"]
[EventDate "1985.07.16"]
[PlyCount "77"]

1.Nf3 d5 2.e3 Nf6 3.c4 e6 4.b3 Bd6 5.Bb2 O-O 6.Be2 b6 7.Nc3 a6 8.O-O Bb7 
9.d4 Nbd7 10.Rc1 Ne4 11.a3 Ndf6 12.Nxe4 Nxe4 13.b4 dxc4 14.Bxc4 Qe7 15.Bd3
Ng5 16.Ne5 Bxe5 17.dxe5 Rfd8 18.f3 Nxf3+ 19.Rxf3 Bxf3 20.Qxf3 c5 21.Qe4 g6
22.bxc5 bxc5 23.Bc3 Qd7 24.Bc2 Rab8 25.Rf1 Qd5 26.Qf4 Rd7 27.Rd1 Qb7 28.
Rd6 Rdd8 29.h4 Qe7 30.h5 f5 31.hxg6 hxg6 32.Qh6 Qf7 33.a4 a5 34.Bxa5 Rxd6 
35.exd6 Qf6 36.d7 Qa1+ 37.Kf2 Qa2 38.Qxg6+ Kf8 39.Qf6+ 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Pliester, Leon"]
[Black "Klaric, Zlatko"]
[Result "1-0"]
[WhiteElo "2340"]
[BlackElo "2465"]
[ECO "C60"]
[EventDate "1985.07.16"]
[PlyCount "79"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.O-O Ng6 5.d4 exd4 6.Nxd4 Bc5 7.Nf5 O-O 8.
Qh5 d5 9.Nc3 Bxf5 10.exf5 Nge5 11.f6 Qxf6 12.Nxd5 Qd6 13.Bxc6 bxc6 14.Bf4 
cxd5 15.Bxe5 Qb6 16.Rad1 f6 17.Bg3 c6 18.c4 Bd4 19.cxd5 c5 20.d6 f5 21.Qf3
Kh8 22.Qd5 Qxb2 23.d7 Qb6 24.Rfe1 h6 25.Qxa8 Rxa8 26.Re8+ Kh7 27.Rxa8 Bf6 
28.Be5 Bg5 29.d8=Q Bxd8 30.Raxd8 Qe6 31.Bxg7 Qxa2 32.Bf8 Kg6 33.Bxc5 Qc2 
34.Bxa7 Qa2 35.Be3 f4 36.Bxf4 h5 37.h4 Kf5 38.R8d5+ Kg4 39.f3+ Kxh4 40.g3+
1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Polgar, Zsuzsa"]
[Black "Van der Sterren, Paul"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2465"]
[ECO "D46"]
[EventDate "1985.07.16"]
[PlyCount "109"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Nf3 c6 5.e3 Nbd7 6.Bd3 Bb4 7.a3 Ba5 8.O-O O-O 
9.Qe2 Qe7 10.b4 Bc7 11.cxd5 exd5 12.b5 Ne4 13.Bb2 Ndf6 14.Ne5 Nxc3 15.Bxc3
c5 16.Bc2 Ne4 17.Bb2 f6 18.f3 cxd4 19.fxe4 Qxe5 20.g3 Bb6 21.exd4 Bxd4+ 
22.Bxd4 Qxd4+ 23.Qf2 Qc4 24.Rab1 Be6 25.Rb4 Qc7 26.exd5 Bxd5 27.Bxh7+ Kxh7
28.Qf5+ g6 29.Qxd5 Rad8 30.Qf3 Kg7 31.Re4 f5 32.Re3 Rf7 33.a4 Rd4 34.Rc3 
Qa5 35.Rc8 Rxa4 36.Qe3 Re4 37.Qc5 Rfe7 38.Qd5 Qb6+ 39.Kh1 Qe6 40.Qd8 Re8 
41.Qxe8 Qxe8 42.Rxe8 Rxe8 43.Ra1 Re5 44.Rxa7 Rxb5 45.Kg2 g5 46.h4 Rb4 47.
hxg5 Kg6 48.Ra8 Kxg5 49.Rg8+ Kf6 50.Kf3 Rb5 51.g4 fxg4+ 52.Rxg4 Re5 53.Rb4
b5 54.Rf4+ Ke6 55.Re4 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Ree, Hans"]
[Black "Watson, William"]
[Result "1-0"]
[WhiteElo "2465"]
[BlackElo "2435"]
[ECO "A40"]
[EventDate "1985.07.16"]
[PlyCount "96"]

1.d4 b5 2.e4 Bb7 3.Bxb5 Bxe4 4.Nf3 e6 5.O-O Nf6 6.Re1 Bb7 7.c4 Be7 8.Nc3 
O-O 9.Ba4 Nc6 10.Bc2 Re8 11.a3 Bf8 12.Bg5 h6 13.Bh4 Ne7 14.d5 g5 15.Nxg5 
hxg5 16.Bxg5 Ng6 17.dxe6 Bg7 18.exf7+ Kxf7 19.Qd3 Nf8 20.Nd5 Bxd5 21.cxd5 
Qb8 22.Bb3 d6 23.Be3 Ng6 24.Ba4 Re7 25.Bd4 Qh8 26.Qf5 Qh4 27.Rxe7+ Nxe7 
28.Qe6+ Kf8 29.f4 Nfxd5 30.Bxg7+ Kxg7 31.Bb3 Nxf4 32.Qf7+ Kh8 33.g3 Ne2+ 
34.Kf1 Qxh2 35.Qf6+ Kh7 36.Bc2+ Kg8 37.Bb3+ Kh7 38.Qxe7+ Kh6 39.Qf6+ Kh5 
40.Qf3+ Kg5 41.Qe3+ Kg4 42.Qxe2+ Kxg3 43.Qxh2+ Kxh2 44.Rc1 c5 45.Ke2 Rb8 
46.Rc3 d5 47.Bxd5 Rxb2+ 48.Kd3 Rb5 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "De Wit, Jan"]
[Black "Farago, Ivan"]
[Result "1/2-1/2"]
[WhiteElo "2390"]
[BlackElo "2510"]
[ECO "C05"]
[EventDate "1985.07.16"]
[PlyCount "56"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.c3 c5 6.f4 Nc6 7.Ndf3 Qb6 8.g3 f5 9.
Ne2 Be7 10.Bh3 O-O 11.g4 cxd4 12.cxd4 Qd8 13.O-O Nb6 14.Kh1 Bd7 15.Rg1 Be8
16.Rg3 Bg6 17.Qg1 Qe8 18.gxf5 exf5 19.Bf1 Nd8 20.Nc3 Ne6 21.Bd3 Kh8 22.Be3
Bh5 23.h3 g5 24.Ne2 Rc8 25.b3 Qf7 26.Bd2 g4 27.Ne1 Bg6 28.Ng2 Ng7 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Borm, Franciscus"]
[Black "Ermenkov, Evgeny"]
[Result "1-0"]
[WhiteElo "2385"]
[BlackElo "2520"]
[ECO "B84"]
[EventDate "1985.07.16"]
[PlyCount "45"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.f4 Be7 8.O-O O-O
9.Kh1 Qc7 10.Be3 b5 11.e5 dxe5 12.fxe5 Nfd7 13.Bf4 Bb7 14.Bd3 Nc5 15.Qg4 
b4 16.Bh6 Qxe5 17.Rae1 f5 18.Nxf5 Qf6 19.Bxg7 exf5 20.Bc4+ Rf7 21.Bxf6+ 
fxg4 22.Bxe7 bxc3 23.Bxf7+ 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Enklaar, Bertus"]
[Black "Haik, Aldo"]
[Result "0-1"]
[WhiteElo "2395"]
[BlackElo "2440"]
[ECO "A55"]
[EventDate "1985.07.16"]
[PlyCount "96"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.Nf3 Be7 6.Be2 O-O 7.O-O c6 8.Re1 a6 
9.a3 b5 10.b4 Bb7 11.Bb2 Qb8 12.Qb3 Re8 13.Rad1 exd4 14.Nxd4 g6 15.Nf3 Ne5
16.Nxe5 dxe5 17.Rd2 Bc8 18.Red1 Be6 19.Qc2 Ra7 20.h3 Nd7 21.c5 a5 22.Bg4 
Bxg4 23.hxg4 Nf6 24.f3 axb4 25.axb4 h5 26.gxh5 Nxh5 27.Ne2 Bg5 28.Rd6 Qc8 
29.Qb3 Kf8 30.Bc1 Be7 31.Bh6+ Ng7 32.R6d2 Kg8 33.Qc3 Bf8 34.Nc1 Kh7 35.Be3
f5 36.Nd3 Qe6 37.Re2 Rd7 38.Rde1 fxe4 39.fxe4 Nh5 40.Rf2 Bg7 41.Rf3 Red8 
42.Bf2 Nf4 43.Nxf4 exf4 44.e5 g5 45.g3 Qf5 46.gxf4 Rd3 47.Qc2 gxf4 48.Bg3 
Qg6 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Lombardy, William James"]
[Black "Boersma, Paulus"]
[Result "1/2-1/2"]
[WhiteElo "2510"]
[BlackElo "2385"]
[ECO "B12"]
[EventDate "1985.07.16"]
[PlyCount "121"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.c3 e6 5.Be3 Nd7 6.Nd2 c5 7.Qa4 cxd4 8.Bxd4 Ne7 
9.f4 Nc6 10.Ngf3 Nc5 11.Qd1 Nd3+ 12.Bxd3 Bxd3 13.Be3 Be7 14.Nb3 Be4 15.O-O
Rc8 16.Qe2 O-O 17.Nfd4 Nxd4 18.Bxd4 b6 19.a4 Bc5 20.Qf2 Qc7 21.Rfe1 f6 22.
exf6 Rxf6 23.Nxc5 bxc5 24.Bxf6 gxf6 25.Re3 Rb8 26.Rae1 Rb3 27.Rxe4 dxe4 
28.Rxe4 Qb6 29.Re2 Kf7 30.h3 c4 31.Qxb6 Rxb6 32.Kf2 e5 33.fxe5 fxe5 34.
Rxe5 Rxb2+ 35.Ke3 Rxg2 36.Kd4 Rh2 37.Ra5 Rxh3 38.Rxa7+ Ke6 39.Kxc4 Kd6 40.
Kb4 Kc6 41.Ra6+ Kb7 42.Rf6 h5 43.c4 Rh1 44.Rh6 h4 45.Kb5 Rb1+ 46.Kc5 Rh1 
47.Rh7+ Ka6 48.Rh8 Kb7 49.Rh6 h3 50.Rh8 h2 51.Rh7+ Kb8 52.a5 Ka8 53.Rh3 
Ka7 54.Rh6 Kb7 55.a6+ Ka7 56.Rh8 Kxa6 57.Rh7 Rg1 58.Rxh2 Rg5+ 59.Kd6 Rg6+ 
60.Ke7 Rg7+ 61.Ke6 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Hartoch, Robert"]
[Black "Volman, Yvo"]
[Result "1-0"]
[WhiteElo "2380"]
[ECO "D05"]
[EventDate "1985.07.16"]
[PlyCount "81"]

1.Nf3 Nf6 2.d4 e6 3.e3 d5 4.Bd3 c5 5.b3 Nc6 6.O-O Be7 7.Bb2 cxd4 8.exd4 
O-O 9.Nbd2 Bd7 10.a3 Rc8 11.Ne5 Qb6 12.Ndf3 Rfd8 13.Qe2 a6 14.Rfe1 Be8 15.
h3 Na7 16.Qe3 Rc7 17.Re2 Rdc8 18.c4 Nc6 19.c5 Qa7 20.b4 b6 21.Qf4 Nd7 22.
Nxd7 Rxd7 23.Rc1 Bf6 24.g4 Bd8 25.g5 Ne7 26.Ne5 Rdc7 27.h4 Ng6 28.Qg3 Bb5 
29.Bxb5 axb5 30.Ng4 Re7 31.f4 Bc7 32.Rf1 Qb8 33.Bc1 Ree8 34.h5 Ne7 35.Nf6+
Kh8 36.Nxe8 Rxe8 37.Qd3 bxc5 38.bxc5 Qb7 39.f5 exf5 40.Qxf5 Bh2+ 41.Kxh2 
1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Langeweg, Christian"]
[Black "Bohm, Hans"]
[Result "1/2-1/2"]
[WhiteElo "2405"]
[BlackElo "2395"]
[ECO "A10"]
[EventDate "1985.07.16"]
[PlyCount "50"]

1.Nf3 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.O-O O-O 6.b3 a5 7.Bb2 b6 8.Nc3 Bb7 
9.d4 Na6 10.Qc2 Qe8 11.Rad1 Qh5 12.d5 exd5 13.Nxd5 Nxd5 14.cxd5 Bd6 15.Qc3
Rf6 16.Qc1 Rf7 17.e3 Nb4 18.a3 Na6 19.Ne5 Bxe5 20.Bxe5 d6 21.Bb2 Nc5 22.
Qc2 Re8 23.Rd4 Ne4 24.Rc1 Ba6 25.Re1 Qg6 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "Wockenfuss, Klaus"]
[Black "Belkhodja, Slim"]
[Result "1/2-1/2"]
[WhiteElo "2370"]
[BlackElo "2385"]
[ECO "D01"]
[EventDate "1985.07.16"]
[PlyCount "82"]

1.d4 Nf6 2.Nc3 d5 3.Bg5 Nbd7 4.Nf3 e6 5.e4 h6 6.Bh4 g5 7.Bg3 Bb4 8.exd5 
exd5 9.Bd3 Qe7+ 10.Kf1 Bxc3 11.bxc3 Nf8 12.c4 dxc4 13.Bxc4 Be6 14.Bxe6 
Nxe6 15.c3 O-O-O 16.Qa4 a6 17.Re1 Nh5 18.Qb3 Nxg3+ 19.hxg3 Qf6 20.Rb1 b6 
21.Ne5 Kb7 22.a4 h5 23.Qc2 Nc5 24.Kg1 Nd7 25.Qe4+ c6 26.g4 Nxe5 27.dxe5 
Qg6 28.Qb4 c5 29.Qb3 hxg4 30.Rxh8 Rxh8 31.a5 b5 32.Qd5+ Kb8 33.Rd1 Rc8 34.
Qd7 Qe6 35.Qxe6 fxe6 36.Rd6 Ka7 37.Rxe6 b4 38.cxb4 cxb4 39.Rb6 Rc5 40.e6 
Rxa5 41.Rxb4 g3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.22"]
[Round "6"]
[White "De Kok, Wim"]
[Black "Bosboom, Manuel"]
[Result "0-1"]
[BlackElo "2340"]
[ECO "E94"]
[EventDate "1985.07.16"]
[PlyCount "112"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 d6 4.d4 Nbd7 5.e4 g6 6.Be2 Bg7 7.O-O O-O 8.Qc2 
exd4 9.Nxd4 c6 10.Rd1 Qe7 11.Bg5 Nc5 12.f3 Re8 13.Qc1 a5 14.Bf1 a4 15.Nde2
Qc7 16.Qd2 Nfd7 17.Be3 Ne5 18.Nd4 Qb6 19.Rac1 Qb4 20.Kh1 Be6 21.Nxe6 Rxe6 
22.Rc2 Rae8 23.Nb1 Qb6 24.Qf2 Qb4 25.Bd2 Qb6 26.Be3 Qa5 27.Rcd2 Qb4 28.a3 
Qb3 29.Bd4 Ng4 30.Qg1 Bxd4 31.Rxd4 Ne3 32.R1d2 d5 33.cxd5 cxd5 34.Rb4 Nxf1
35.Qxf1 Qe3 36.Rxd5 Rc6 37.Nc3 Ne6 38.Qg1 Qh6 39.Rxb7 Nf4 40.Rdd7 Rf8 41.
Qe3 g5 42.g3 Ne6 43.Rd5 Qh3 44.Kg1 Rfc8 45.Ra7 g4 46.Rxa4 gxf3 47.Qxf3 Qh6
48.Ra7 Kh8 49.Kg2 Rg8 50.Rb7 Nf4+ 51.Kh1 Nxd5 52.exd5 Rf6 53.Qe2 Rxg3 54.
Rb8+ Kg7 55.Qe1 Rg4 56.Ne4 Qxh2+ 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Farago, Ivan"]
[Black "Pliester, Leon"]
[Result "1/2-1/2"]
[WhiteElo "2510"]
[BlackElo "2340"]
[ECO "D27"]
[EventDate "1985.07.16"]
[PlyCount "92"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.a4 Nc6 8.Qe2 cxd4
9.Rd1 Be7 10.exd4 O-O 11.Nc3 Nd5 12.Qe4 Ncb4 13.Ne5 Ra7 14.Bb3 b6 15.Nxd5 
exd5 16.Qf3 Be6 17.Bd2 f6 18.Ng4 Qd7 19.Ne3 Rd8 20.Bxb4 Bxb4 21.Rac1 Be7 
22.Qe2 f5 23.Nc2 Bg5 24.Ra1 Bf7 25.Nb4 Qd6 26.Nd3 Re7 27.Qf3 Re4 28.Ne5 
Bf6 29.Nxf7 Kxf7 30.Qxf5 Rf4 31.Qh5+ Kg8 32.g3 Rxd4 33.Qe2 Kh8 34.Qxa6 Qb4
35.Rd3 Rxd3 36.Qxd3 g6 37.Rc1 Bxb2 38.Rc7 Qe1+ 39.Kg2 Qe4+ 40.Qxe4 dxe4 
41.Re7 Rd4 42.h4 Ba3 43.Re8+ Kg7 44.g4 h6 45.h5 gxh5 46.gxh5 Bc5 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Kudrin, Sergey"]
[Black "Hellers, Ferdinand"]
[Result "1/2-1/2"]
[WhiteElo "2490"]
[BlackElo "2380"]
[ECO "B84"]
[EventDate "1985.07.16"]
[PlyCount "47"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e6 7.f4 Qc7 8.O-O Be7
9.Kh1 O-O 10.a4 b6 11.e5 Ne8 12.Bf3 Bb7 13.Bxb7 Qxb7 14.Qh5 Nd7 15.Rf3 
dxe5 16.fxe5 g6 17.Rg3 Ng7 18.Qe2 b5 19.Nf3 Nc5 20.Bg5 b4 21.Bxe7 Qxe7 22.
Ne4 Nxe4 23.Qxe4 Rac8 24.Nd4 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Campora, Daniel Hugo"]
[Black "Georgiev, Kiril"]
[Result "1-0"]
[WhiteElo "2440"]
[BlackElo "2550"]
[ECO "B50"]
[EventDate "1985.07.16"]
[PlyCount "81"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Bd3 Nc6 5.Bc2 g6 6.O-O Bg7 7.Re1 O-O 8.d3 e5 
9.a3 b6 10.b4 Bb7 11.Nbd2 Qc7 12.Bb2 Rad8 13.b5 Ne7 14.d4 d5 15.Nxe5 Nxe4 
16.Nxe4 dxe4 17.Qe2 f5 18.Bb3+ Bd5 19.Bxd5+ Rxd5 20.a4 Rfd8 21.f4 Bxe5 22.
fxe5 Qd7 23.Kh1 Qe6 24.Red1 cxd4 25.cxd4 R5d7 26.Rdc1 Qf7 27.Rc2 Nd5 28.
Rc6 Nf4 29.Qe3 Ne6 30.Rd1 Rd5 31.h3 Qe7 32.Rdc1 Qe8 33.R1c4 Qf7 34.Kh2 h5 
35.Qh6 Re8 36.Rxe6 Rxe6 37.Rc8+ Re8 38.e6 Qxe6 39.Rc6 e3 40.Rxe6 Rxe6 41.
Ba3 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Bischoff, Klaus"]
[Black "Van der Sterren, Paul"]
[Result "1/2-1/2"]
[WhiteElo "2415"]
[BlackElo "2465"]
[ECO "D58"]
[EventDate "1985.07.16"]
[PlyCount "51"]

1.d4 d5 2.Nf3 Nf6 3.c4 e6 4.Nc3 Be7 5.Bg5 h6 6.Bh4 O-O 7.e3 b6 8.Qb3 Bb7 
9.Bxf6 Bxf6 10.cxd5 exd5 11.Rd1 Re8 12.a3 c5 13.dxc5 Nd7 14.Nxd5 Nxc5 15.
Qa2 Bxb2 16.Bb5 Re6 17.Nf4 Bc3+ 18.Ke2 Rd6 19.Bc4 Ba6 20.Bxa6 Nxa6 21.Qc4 
Rxd1 22.Rxd1 Qc8 23.Qxc8+ Rxc8 24.Nd5 Rc5 25.Nxc3 Rxc3 26.Rd8+ 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Ivkov, Borislav"]
[Black "Polgar, Zsuzsa"]
[Result "1-0"]
[WhiteElo "2510"]
[BlackElo "2430"]
[ECO "E92"]
[EventDate "1985.07.16"]
[PlyCount "103"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.d4 O-O 6.Be2 e5 7.dxe5 dxe5 8.Qxd8 
Rxd8 9.Bg5 Re8 10.Nd5 Nxd5 11.cxd5 c6 12.Bc4 cxd5 13.Bxd5 Nc6 14.Ke2 Nb4 
15.Bc4 Bg4 16.Rhc1 Nc6 17.Kf1 Bxf3 18.gxf3 Nd4 19.Kg2 h6 20.Be3 g5 21.Bd5 
Re7 22.Rc5 Rd8 23.Rac1 Red7 24.Rc8 Rxc8 25.Rxc8+ Kh7 26.a4 Ne2 27.b4 Nf4+ 
28.Kf1 b6 29.Ra8 Nxd5 30.exd5 f5 31.a5 f4 32.Rxa7 Rxa7 33.Bxb6 Rd7 34.a6 
Bf8 35.a7 Rxa7 36.Bxa7 Bxb4 37.Bb8 Kg6 38.Bxe5 Kf5 39.Bd4 Bd6 40.h3 h5 41.
Ke2 g4 42.hxg4+ hxg4 43.fxg4+ Ke4 44.g5 f3+ 45.Kd1 Kf5 46.Kd2 Kxg5 47.Kd3 
Kg4 48.Ke4 Bf8 49.Be5 Bc5 50.Bg3 Kg5 51.d6 Kf6 52.Kd5 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Haik, Aldo"]
[Black "Piket, Jeroen"]
[Result "1-0"]
[WhiteElo "2440"]
[BlackElo "2400"]
[ECO "E61"]
[EventDate "1985.07.16"]
[PlyCount "141"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 O-O 5.Bg5 d6 6.e3 Nbd7 7.Be2 e5 8.h3 Re8 
9.O-O c6 10.Qc2 Qc7 11.Rad1 Nf8 12.c5 exd4 13.cxd6 Qxd6 14.Nxd4 Qe7 15.Bf4
Rd8 16.Bf3 Ne6 17.Nxe6 Bxe6 18.Qa4 a6 19.Qa5 h6 20.Bc7 Rd7 21.Bb6 Rxd1 22.
Rxd1 Nd7 23.Bd4 Bf8 24.Qc7 Re8 25.b4 Qxb4 26.Rb1 Qa3 27.Rxb7 c5 28.Nb1 Qd3
29.Bc3 Bd6 30.Qa5 Ne5 31.Nd2 Nxf3+ 32.Nxf3 Bd5 33.Ne1 Qc4 34.Rd7 Bf8 35.a3
Rb8 36.Bf6 Rb1 37.Qd2 Bc6 38.Rd8 Qe4 39.f3 Qe6 40.Bc3 h5 41.e4 Qe7 42.Qh6 
f6 43.Qxg6+ Qg7 44.Qf5 Qe7 45.Qg6+ Qg7 46.Qxh5 Qe7 47.Qg4+ Kf7 48.Qh5+ Kg8
49.Qg6+ Qg7 50.Qf5 Qf7 51.Qc8 Bb5 52.Kf2 Rc1 53.Qg4+ Qg7 54.Bb2 Rb1 55.
Bxf6 Qxg4 56.hxg4 Kf7 57.g5 c4 58.Nc2 Bc5+ 59.Kg3 Rc1 60.Nd4 Bxd4 61.Bxd4 
Rc2 62.Rd6 c3 63.g6+ Ke7 64.g7 Bf1 65.Rc6 Rxg2+ 66.Kf4 Bb5 67.Rxc3 Bd7 68.
Rc5 Kf7 69.Rc7 Ke7 70.Bf6+ Ke6 71.Bg5 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "De Wit, Jan"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
[WhiteElo "2390"]
[BlackElo "2465"]
[ECO "C11"]
[EventDate "1985.07.16"]
[PlyCount "39"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 cxd4 8.Nxd4 
Qb6 9.Qd2 Qxb2 10.Rb1 Qa3 11.Bb5 Nxd4 12.Bxd4 Bb4 13.Rb3 Qa5 14.a3 Be7 15.
f5 exf5 16.Nxd5 Qxd2+ 17.Kxd2 Bd8 18.Rg3 a6 19.Bxd7+ Bxd7 20.Rxg7 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Watson, William"]
[Black "Hartoch, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2435"]
[BlackElo "2380"]
[ECO "B23"]
[EventDate "1985.07.16"]
[PlyCount "34"]

1.e4 c5 2.Nc3 Nc6 3.f4 e6 4.Nf3 d5 5.Bb5 Nf6 6.Ne5 Bd7 7.Bxc6 Bxc6 8.Nxc6 
bxc6 9.d3 Be7 10.O-O O-O 11.Qe2 a5 12.e5 Nd7 13.f5 exf5 14.Rxf5 f6 15.exf6
Bxf6 16.Qe6+ Kh8 17.Bd2 Qe8 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Borm, Franciscus"]
[Black "Kurajica, Bojan"]
[Result "0-1"]
[WhiteElo "2385"]
[BlackElo "2505"]
[ECO "B84"]
[EventDate "1985.07.16"]
[PlyCount "194"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 a6 6.Be2 d6 7.O-O Nf6 8.Kh1 
Be7 9.f4 Nxd4 10.Qxd4 O-O 11.Qf2 Nd7 12.a4 b6 13.Be3 Bb7 14.Rad1 Qc7 15.
Qg3 Bf6 16.Bd4 Rad8 17.Bxf6 Nxf6 18.Rd4 d5 19.exd5 Nxd5 20.Nxd5 Rxd5 21.
Rxd5 Bxd5 22.Bd3 Bc4 23.b3 Bxd3 24.Qxd3 b5 25.f5 Rd8 26.Qe4 exf5 27.Qxf5 
g6 28.Qf3 Rd2 29.c4 Qe7 30.h3 Re2 31.Qf4 Qe6 32.Rf3 Re4 33.Qc7 Kg7 34.Kh2 
Re3 35.Qg3 Rxf3 36.Qxf3 Qe5+ 37.Kh1 h5 38.Qf2 Qa1+ 39.Kh2 Qf6 40.Qe3 Qd6+ 
41.Kh1 h4 42.Qc3+ f6 43.Qf3 Qd4 44.Kh2 g5 45.Kh1 Kf7 46.Qf1 Qe3 47.Qd1 Ke7
48.Kh2 Qe5+ 49.Kh1 Qd6 50.Qe1+ Kd7 51.Qe3 Kc7 52.Qe1 Kc6 53.Qe3 Qe5 54.Qf2
Qa1+ 55.Kh2 Qc3 56.Qa2 Qe5+ 57.Kh1 Qe1+ 58.Kh2 Qe5+ 59.Kh1 Qd4 60.Kh2 f5 
61.Qb1 Qe5+ 62.Kh1 Kc5 63.Qg1+ Qd4 64.Qe1 Qe4 65.Qf2+ Kc6 66.Qc2 Qe1+ 67.
Kh2 Qe6 68.Qf2 Qd6+ 69.Kh1 Qd1+ 70.Kh2 Qd3 71.Kh1 Qb1+ 72.Kh2 Qe4 73.Qb2 
Qf4+ 74.Kh1 Qf1+ 75.Kh2 Qd1 76.Qh8 Qd6+ 77.Kh1 Qd1+ 78.Kh2 Qd7 79.Kh1 Kb7 
80.Qh5 Qe7 81.Qd1 Kc7 82.Qd2 Qd8 83.Qe2 Qd6 84.Qh5 Qf6 85.Qd1 Qe5 86.Qb1 
Qe6 87.Qg1 Kc6 88.Qf2 Qe4 89.Qb2 Qe1+ 90.Kh2 Qe7 91.Qh8 g4 92.hxg4 fxg4 
93.Qa8+ Qb7 94.Qh8 Qc7+ 95.Kh1 g3 96.b4 Kb7 97.Qxh4 Qg7 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Lombardy, William James"]
[Black "Langeweg, Christian"]
[Result "1/2-1/2"]
[WhiteElo "2510"]
[BlackElo "2405"]
[ECO "B22"]
[EventDate "1985.07.16"]
[PlyCount "86"]

1.e4 c5 2.Nf3 e6 3.c3 d5 4.exd5 Qxd5 5.d4 Nf6 6.Na3 Qd8 7.Nc2 Nbd7 8.a4 
Bd6 9.g3 b6 10.Bg2 Bb7 11.O-O O-O 12.Qe2 cxd4 13.Nfxd4 Re8 14.Rd1 a6 15.a5
Qc7 16.axb6 Nxb6 17.Ne1 Nbd5 18.c4 Nb4 19.Bxb7 Qxb7 20.Nb3 Bf8 21.Na5 Qc7 
22.Bf4 e5 23.Be3 Rab8 24.Nb3 Rec8 25.Nd2 h6 26.Qf3 Qc6 27.Qxc6 Rxc6 28.h3 
Ne8 29.b3 f5 30.Ndf3 Re6 31.Ra5 Bd6 32.c5 Bc7 33.Ra4 Nf6 34.Nh4 f4 35.Bd2 
Nfd5 36.Bxb4 Nxb4 37.Rd7 Bd8 38.Nf5 Bf6 39.Rd6 Rxd6 40.Nxd6 fxg3 41.fxg3 
Bg5 42.Kf2 Kf8 43.Ne4 Bd8 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Boersma, Paulus"]
[Black "Rogers, Ian"]
[Result "0-1"]
[WhiteElo "2385"]
[BlackElo "2510"]
[ECO "E10"]
[EventDate "1985.07.16"]
[PlyCount "92"]

1.d4 Nf6 2.Nf3 c5 3.d5 e6 4.c4 b5 5.dxe6 fxe6 6.cxb5 d5 7.e3 Bb7 8.Nc3 
Nbd7 9.Bd3 Bd6 10.e4 O-O 11.Qe2 c4 12.Bc2 Nxe4 13.Nxe4 dxe4 14.Bxe4 Bb4+ 
15.Bd2 Bxe4 16.Bxb4 Bd3 17.Qxe6+ Kh8 18.O-O-O Rf6 19.Qe7 Qxe7 20.Bxe7 Rf5 
21.Bb4 Rxb5 22.Bc3 Nf6 23.Ne5 Ne4 24.Nxd3 cxd3 25.Rxd3 Nxf2 26.Rd7 Nxh1 
27.Rxg7 Rc5 28.Rf7+ Kg8 29.Rf1 Rg5 30.Rxh1 Rxg2 31.h4 Rf8 32.a3 Rf3 33.h5 
Rfg3 34.h6 Rg1+ 35.Rxg1 Rxg1+ 36.Kc2 Rg3 37.b4 Rh3 38.b5 Kf7 39.a4 Rh4 40.
Kb3 Ke6 41.Be1 Rf4 42.a5 Kd5 43.Bb4 Rf3+ 44.Ka4 Rf6 45.Bd2 Kc4 46.a6 Rf1 
0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Bohm, Hans"]
[Black "Klaric, Zlatko"]
[Result "1/2-1/2"]
[WhiteElo "2395"]
[BlackElo "2465"]
[ECO "D35"]
[EventDate "1985.07.16"]
[PlyCount "88"]

1.d4 d5 2.c4 Bf5 3.Nc3 e6 4.Nf3 Nf6 5.Bg5 c6 6.Qb3 Qb6 7.Bxf6 gxf6 8.e3 
Na6 9.Qxb6 axb6 10.cxd5 exd5 11.Kd2 Kd7 12.Bd3 Bxd3 13.Kxd3 Nc7 14.Rhe1 
Bb4 15.a3 Bxc3 16.Kxc3 Nb5+ 17.Kd3 Nd6 18.Nd2 f5 19.f3 Rhe8 20.e4 fxe4+ 
21.fxe4 dxe4+ 22.Nxe4 Nxe4 23.Rxe4 Rxe4 24.Kxe4 f5+ 25.Kxf5 Rf8+ 26.Kg4 
Rf2 27.Rg1 Rxb2 28.Kg5 Ra2 29.Kh6 Rxa3 30.Kxh7 c5 31.Kg6 c4 32.Kf5 b5 33.
h4 b4 34.Ke4 b3 35.h5 Ra6 36.d5 b2 37.Rb1 c3 38.Kd3 Ra1 39.Kc2 b5 40.h6 b4
41.h7 Ra8 42.Rh1 Kd6 43.h8=Q b3+ 44.Kxb3 Rxh8 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Ermenkov, Evgeny"]
[Black "Enklaar, Bertus"]
[Result "0-1"]
[WhiteElo "2520"]
[BlackElo "2395"]
[ECO "B42"]
[EventDate "1985.07.16"]
[PlyCount "104"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nc6 6.Nxc6 dxc6 7.Be3 e5 8.Nd2 
Be6 9.a4 Bd6 10.a5 Nf6 11.O-O O-O 12.Qe2 Qe7 13.Rfd1 Bc5 14.Bxc5 Qxc5 15.
Bc4 Bg4 16.Nf3 Bxf3 17.gxf3 Nh5 18.Rd7 Nf4 19.Qf1 b5 20.Bb3 Ra7 21.Rad1 
Rxd7 22.Rxd7 Qb4 23.Qd1 Qxa5 24.h4 c5 25.c4 Ne6 26.cxb5 Nd4 27.Bd5 Qb6 28.
bxa6 Qxa6 29.f4 Qg6+ 30.Kh2 exf4 31.e5 f3 32.Qg1 Qf5 33.Re7 h6 34.Qg3 g5 
35.hxg5 hxg5 36.Qh3 Qf4+ 37.Qg3 Qf5 38.Qh3 Qf4+ 39.Qg3 Qxg3+ 40.fxg3 g4 
41.Rc7 Nf5 42.Kg1 Nxg3 43.Kf2 Nh5 44.Ke3 Ng7 45.Rxc5 Rd8 46.b4 Nf5+ 47.Kf4
Ne7 48.Be4 Rd4 49.Ke3 Rxb4 50.e6 f6 51.Rc7 f5 52.Bc2 Nd5+ 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Vanheste, Jeroen"]
[Black "De Kok, Wim"]
[Result "1-0"]
[WhiteElo "2360"]
[ECO "A48"]
[EventDate "1985.07.16"]
[PlyCount "89"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 d6 4.h3 Bg7 5.e3 O-O 6.Be2 Nfd7 7.O-O e5 8.Bh2 Nc6
9.c3 f5 10.dxe5 Ndxe5 11.Nbd2 Be6 12.Nd4 Bd5 13.N2f3 Bf7 14.Bf4 h6 15.Bg3 
a6 16.Qc2 Qf6 17.h4 Ne7 18.Rad1 Rab8 19.c4 c5 20.Nb3 N7c6 21.Nxe5 Nxe5 22.
Rd2 b5 23.cxb5 axb5 24.Rfd1 Rb6 25.Nc1 Ra8 26.b3 Bf8 27.Nd3 Nxd3 28.Bxd3 
Re8 29.h5 d5 30.hxg6 Bxg6 31.Bf4 d4 32.Bxb5 Re4 33.Bd3 Rxf4 34.exf4 Bd6 
35.g3 Bh5 36.Be2 Bf7 37.Bc4 Kh8 38.Bxf7 Qxf7 39.Re2 Kg7 40.Rde1 Qd5 41.Qd3
Rb4 42.Re5 Bxe5 43.Rxe5 c4 44.Qxf5 Qf7 45.Qe4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Belkhodja, Slim"]
[Black "Bosboom, Manuel"]
[Result "1/2-1/2"]
[WhiteElo "2385"]
[BlackElo "2340"]
[ECO "B52"]
[EventDate "1985.07.16"]
[PlyCount "124"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.c4 Nf6 6.Nc3 g6 7.d4 cxd4 8.
Nxd4 Bg7 9.f3 O-O 10.Be3 a6 11.O-O Nc6 12.Qd2 Rab8 13.Rac1 Ne5 14.b3 b5 
15.cxb5 axb5 16.Nd5 Rb7 17.h3 Qd8 18.Nxf6+ Bxf6 19.f4 Nd7 20.Nc6 Qa8 21.
Bd4 Bxd4+ 22.Qxd4 Re8 23.Rc2 Nc5 24.Nb4 Ne6 25.Qd5 Rc7 26.Qxa8 Rxa8 27.
Rxc7 Nxc7 28.Rc1 Ne6 29.g3 f5 30.exf5 gxf5 31.Rd1 Rc8 32.Rd5 Rc5 33.Kf2 
Kf7 34.a4 bxa4 35.bxa4 Rc3 36.Rxf5+ Kg6 37.g4 Nc5 38.Rg5+ Kf7 39.Rh5 Rc4 
40.Nd5 e6 41.Nb6 Rxf4+ 42.Kg2 Kg6 43.a5 Rb4 44.Nc8 Rb2+ 45.Kf3 Rb3+ 46.Kg2
Nd3 47.Kf3 Nc5+ 48.Kg2 Nd3 49.Kf3 Nb4+ 50.Kf2 d5 51.h4 Nd3+ 52.Kf3 Ra3 53.
Rg5+ Kf6 54.Rg8 Rxa5 55.h5 Ra3 56.g5+ Kf7 57.Rh8 Kg7 58.Re8 Ra6 59.Re7+ 
Kg8 60.h6 Ne5+ 61.Ke3 Ng6 62.Rg7+ Kh8 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.23"]
[Round "7"]
[White "Volman, Yvo"]
[Black "Wockenfuss, Klaus"]
[Result "0-1"]
[BlackElo "2370"]
[ECO "E10"]
[EventDate "1985.07.16"]
[PlyCount "70"]

1.d4 Nf6 2.Nf3 c5 3.d5 e6 4.c4 exd5 5.cxd5 b5 6.Qd3 c4 7.Qd4 Bb4+ 8.Bd2 
Na6 9.Nc3 O-O 10.a3 Bxc3 11.Bxc3 d6 12.Nd2 Nc5 13.e4 Re8 14.f3 a5 15.b3 
cxb3 16.Bxb5 Bd7 17.Bxd7 Qxd7 18.O-O Qc7 19.Rab1 Rec8 20.Rfc1 Rab8 21.f4 
Qd7 22.Bxa5 Ncxe4 23.Rxc8+ Rxc8 24.Nxb3 Qb5 25.Bb4 Rc4 26.Qa7 h6 27.Rd1 
Rc2 28.Nd4 Qxd5 29.Nxc2 Qxd1+ 30.Ne1 Nd5 31.Kf1 f5 32.Qb7 Ne3+ 33.Kg1 Qe2 
34.h3 Qf2+ 35.Kh2 Nf1+ 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Hellers, Ferdinand"]
[Black "De Wit, Jan"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2390"]
[ECO "C06"]
[EventDate "1985.07.16"]
[PlyCount "78"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ngf3 Qb6 8.O-O 
cxd4 9.cxd4 Nxd4 10.Nxd4 Qxd4 11.Nf3 Qb6 12.Qa4 Qb4 13.Qc2 Qc5 14.Qe2 Qb6 
15.Be3 Qd8 16.Rac1 Be7 17.Rc3 O-O 18.Rfc1 f5 19.exf6 Bxf6 20.Rc7 e5 21.Bf5
d4 22.Bd2 Nb6 23.Bd3 Re8 24.Qe4 g6 25.Rxh7 Bf5 26.Qxb7 Be7 27.Bxf5 Kxh7 
28.Bxg6+ Kxg6 29.Qe4+ Kg7 30.Qg4+ Kh8 31.Qh5+ Kg8 32.Qg6+ Kh8 33.Qh6+ Kg8 
34.Qg6+ Kh8 35.Ng5 Bxg5 36.Bxg5 Nd5 37.Bxd8 Raxd8 38.Rc6 Re7 39.Qh5+ Kg8 
1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Kurajica, Bojan"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]
[WhiteElo "2505"]
[BlackElo "2510"]
[ECO "C99"]
[EventDate "1985.07.16"]
[PlyCount "27"]

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 cxd4 13.cxd4 Bb7 14.d5 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Pliester, Leon"]
[Black "Campora, Daniel Hugo"]
[Result "0-1"]
[WhiteElo "2340"]
[BlackElo "2440"]
[ECO "D42"]
[EventDate "1985.07.16"]
[PlyCount "74"]

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.a3 Bf6 11.Be4 Nce7 12.Qd3 g6 13.Re1 Bg7 14.Bg5 f6 15.Bh4 
Kh8 16.Rac1 Bh6 17.Bxd5 Bxc1 18.Bxe6 Bxe6 19.Rxe6 Nf5 20.Qe4 Bh6 21.d5 Bg7
22.Bg3 Qd7 23.Bf4 Rfe8 24.g4 Ne7 25.h4 Rad8 26.h5 f5 27.gxf5 gxf5 28.Qc4 
Nxd5 29.Rxe8+ Qxe8 30.Nxd5 Qe4 31.Qc7 Qxd5 32.Ng5 Qd1+ 33.Kg2 Qg4+ 34.Kh2 
Qxh5+ 35.Kg2 Rf8 36.Qc4 h6 37.Ne6 Qf7 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Haik, Aldo"]
[Black "Farago, Ivan"]
[Result "0-1"]
[WhiteElo "2440"]
[BlackElo "2510"]
[ECO "E39"]
[EventDate "1985.07.16"]
[PlyCount "102"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.Nf3 c5 6.dxc5 Na6 7.Bd2 Nxc5 8.a3 
Bxc3 9.Bxc3 d6 10.Nd2 Bd7 11.e3 e5 12.Be2 Bc6 13.O-O Nfe4 14.b4 Nxd2 15.
Bxd2 Qg5 16.f3 Ba4 17.Qa2 Ne6 18.Bd3 Bc6 19.Qc2 f5 20.c5 dxc5 21.Bc4 Rae8 
22.b5 Bd7 23.Qd3 Bc8 24.Bc3 Kh8 25.Bxe5 f4 26.Qe4 Qh6 27.exf4 Nxf4 28.Rae1
Ng6 29.Qd5 Be6 30.Qxe6 Rxe6 31.Bxe6 Nxe5 32.Rxe5 Re8 33.Rd1 Qf6 34.Re4 g6 
35.Rde1 Qc3 36.a4 b6 37.R1e3 Qd2 38.h4 c4 39.Re2 Qd1+ 40.Re1 Qd2 41.R1e2 
Qd1+ 42.Re1 Qxa4 43.Bxc4 Rxe4 44.Rxe4 a5 45.bxa6 b5 46.Re8+ Kg7 47.Re7+ 
Kf6 48.Re6+ Kf7 49.Bd5 Qd4+ 50.Re3+ Qxd5 51.a7 Qa2 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Polgar, Zsuzsa"]
[Black "Vanheste, Jeroen"]
[Result "1-0"]
[WhiteElo "2430"]
[BlackElo "2360"]
[ECO "D11"]
[EventDate "1985.07.16"]
[PlyCount "63"]

1.Nf3 d5 2.g3 Nf6 3.Bg2 c6 4.O-O Bf5 5.d3 e6 6.c4 Bc5 7.d4 Be7 8.Qb3 Qc8 
9.Nc3 h6 10.Nd2 Nbd7 11.e4 dxe4 12.Ndxe4 Nxe4 13.Nxe4 Nf6 14.Nxf6+ Bxf6 
15.d5 O-O 16.d6 Rb8 17.Be3 b6 18.Rad1 c5 19.Qa4 Bxb2 20.Qxa7 e5 21.d7 Qd8 
22.Rd6 Bd4 23.Re1 Be6 24.Bxd4 exd4 25.Bd5 Bxd5 26.Rxd5 Ra8 27.Qb7 Qb8 28.
Qc6 Rd8 29.Rde5 Ra7 30.Re8+ Kh7 31.Qe4+ g6 32.Qe7 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Rogers, Ian"]
[Black "Bohm, Hans"]
[Result "1/2-1/2"]
[WhiteElo "2510"]
[BlackElo "2395"]
[ECO "A90"]
[EventDate "1985.07.16"]
[PlyCount "117"]

1.d4 e6 2.g3 d5 3.Bg2 f5 4.c4 c6 5.Nh3 Nf6 6.O-O Bd6 7.Bf4 O-O 8.Nd2 Bxf4 
9.Nxf4 Qb6 10.Nb3 dxc4 11.Nc5 Na6 12.Nxa6 Qxa6 13.Qc2 g5 14.Nh3 h6 15.Rfc1
Bd7 16.e4 Rae8 17.f4 g4 18.Nf2 b5 19.e5 Nh5 20.b3 Rb8 21.bxc4 bxc4 22.Qxc4
Qxc4 23.Rxc4 Rfd8 24.Nd3 Ng7 25.Nc5 Be8 26.Nb3 Rb6 27.Rac1 h5 28.Kf2 Kf7 
29.Ke3 Ra6 30.R1c2 Ra3 31.Bxc6 a5 32.Bxe8+ Nxe8 33.R4c3 Rb8 34.Nd2 Rxc3+ 
35.Rxc3 Rb2 36.d5 exd5 37.Ra3 h4 38.Rxa5 h3 39.Ra7+ Kf8 40.a4 Ng7 41.Ra6 
Ke7 42.Ra7+ Kf8 43.Ra6 Ke7 44.Rd6 Ra2 45.Rxd5 Ra3+ 46.Rd3 Rxa4 47.Nb3 Ne6 
48.Nd4 Nxd4 49.Rxd4 Ra1 50.Rd2 Re1+ 51.Re2 Rh1 52.Kd3 Rg1 53.Rb2 Rg2 54.
Rd2 Rg1 55.Ke3 Re1+ 56.Kd4 Ke6 57.Rb2 Rd1+ 58.Kc4 Rg1 59.Kc3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Ree, Hans"]
[Black "Bischoff, Klaus"]
[Result "1/2-1/2"]
[WhiteElo "2465"]
[BlackElo "2415"]
[ECO "A41"]
[EventDate "1985.07.16"]
[PlyCount "72"]

1.d4 d6 2.Nf3 g6 3.c4 Bg7 4.Nc3 Bg4 5.e3 Nc6 6.Be2 e5 7.d5 Nce7 8.e4 Bxf3 
9.Bxf3 Bh6 10.Bxh6 Nxh6 11.h4 Kf8 12.Qd2 Kg7 13.O-O-O Nc8 14.g3 Nb6 15.Be2
Nd7 16.f4 Qe7 17.Rdf1 f6 18.Rh2 Raf8 19.Qe3 a6 20.Rhf2 f5 21.Bd1 Re8 22.
Re2 Rhf8 23.Bc2 exf4 24.Rxf4 fxe4 25.Rxf8 Rxf8 26.Nxe4 Rf1+ 27.Re1 Rxe1+ 
28.Qxe1 Nf7 29.Qc3+ Qe5 30.Kd2 Nc5 31.Nf2 Nd7 32.Qxe5+ Nfxe5 33.Kc3 Nf6 
34.Kd4 b6 35.b4 Kf7 36.Bd1 Ke7 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Piket, Jeroen"]
[Black "Kudrin, Sergey"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2490"]
[ECO "A46"]
[EventDate "1985.07.16"]
[PlyCount "27"]

1.d4 Nf6 2.Nf3 e6 3.Bg5 c5 4.e4 Qb6 5.Nbd2 cxd4 6.Nc4 Qc5 7.Bxf6 gxf6 8.
Nxd4 Nc6 9.Nb5 Ne5 10.Ncd6+ Bxd6 11.Qxd6 Qxd6 12.Nxd6+ Ke7 13.Rd1 b6 14.
Be2 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Enklaar, Bertus"]
[Black "Borm, Franciscus"]
[Result "1-0"]
[WhiteElo "2395"]
[BlackElo "2385"]
[ECO "E49"]
[EventDate "1985.07.16"]
[PlyCount "65"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3 dxc4 8.Bxc4
c5 9.Ne2 Nbd7 10.O-O Qc7 11.Ba2 b6 12.Ng3 Bb7 13.Bb2 Rfd8 14.Qe2 cxd4 15.
exd4 Nd5 16.Qd2 Nf4 17.f3 Nf6 18.Ne4 N6d5 19.c4 Ne7 20.Rac1 Nfg6 21.Rfe1 
Qf4 22.Qf2 Nf5 23.g3 Qc7 24.d5 exd5 25.cxd5 Qd7 26.g4 Nd6 27.Qd4 f6 28.Rc6
Ne5 29.Nxf6+ gxf6 30.Rxe5 Qg7 31.Re6 Bxc6 32.Rxd6 Rf8 33.dxc6+ 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Boersma, Paulus"]
[Black "Volman, Yvo"]
[Result "1-0"]
[WhiteElo "2385"]
[ECO "B08"]
[EventDate "1985.07.16"]
[PlyCount "82"]

1.d4 Nf6 2.Nf3 d6 3.Nc3 g6 4.e4 Bg7 5.Be2 c6 6.O-O O-O 7.Re1 Nbd7 8.e5 Ne8
9.Bf4 d5 10.h4 Nc7 11.Qd2 Re8 12.Bh6 Nf8 13.Rad1 Bg4 14.Nh2 Bxe2 15.Nxe2 
Qd7 16.h5 Qf5 17.Bxg7 Kxg7 18.Ng3 Qd7 19.Qg5 Nfe6 20.Qh4 Rg8 21.Ng4 g5 22.
Nf5+ Kf8 23.Qg3 Ke8 24.Qf3 Kd8 25.Nd6 f5 26.Nh6 exd6 27.Nxg8 dxe5 28.dxe5 
f4 29.Nf6 Qg7 30.Qg4 Ke7 31.c4 d4 32.Rxd4 Nxd4 33.Qd7+ Kf8 34.Nxh7+ Kg8 
35.Nf6+ Kh8 36.Qxd4 Ne6 37.Qd6 Qf7 38.Rd1 f3 39.Qa3 Nf8 40.Qxf3 Qxc4 41.
Qf5 g4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Van der Sterren, Paul"]
[Black "Georgiev, Kiril"]
[Result "0-1"]
[WhiteElo "2465"]
[BlackElo "2550"]
[ECO "D55"]
[EventDate "1985.07.16"]
[PlyCount "138"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.Bg5 h6 6.Bxf6 Bxf6 7.e3 O-O 8.Qc2 
dxc4 9.Bxc4 Nd7 10.Ne4 Be7 11.O-O c5 12.Rac1 cxd4 13.Nxd4 Nf6 14.Ng3 Qb6 
15.Rfd1 Rd8 16.Qe2 a6 17.h3 Bd7 18.Bb3 Bf8 19.Qc4 Qb4 20.Qc2 Be7 21.a3 Qb6
22.Qc7 Qxc7 23.Rxc7 Rab8 24.Nf3 Kf8 25.Ne5 Be8 26.Rxd8 Bxd8 27.Rc1 Be7 28.
Ne2 Rd8 29.Rd1 Rxd1+ 30.Bxd1 Ne4 31.Bc2 Nd2 32.Nd4 Bf6 33.Nd3 e5 34.Nf3 e4
35.Nxd2 exd3 36.Bxd3 Bxb2 37.Nb1 Bc6 38.f3 Ke7 39.Kf2 Bc1 40.Ke2 Kd6 41.
Bc4 f5 42.Bd3 f4 43.exf4 Bxf4 44.Nd2 Ke5 45.Nc4+ Kd4 46.Na5 Bd5 47.Be4 
Bxe4 48.fxe4 Kxe4 49.Nxb7 Kd5 50.Na5 Bd6 51.a4 Bc7 52.Nb3 Kc4 53.Nd2+ Kb4 
54.Kd3 a5 55.Ne4 Be5 56.g4 g5 57.Nd2 Kxa4 58.Nc4 Bg3 59.Kc3 Bf4 60.Nb6+ 
Kb5 61.Nd5 a4 62.Kb2 Be5+ 63.Ka2 Bd6 64.Ne3 Bf8 65.Nf5 Kc4 66.h4 Kd5 67.
hxg5 hxg5 68.Ng3 Ke5 69.Nh5 Be7 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Klaric, Zlatko"]
[Black "Hartoch, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2465"]
[BlackElo "2380"]
[ECO "B06"]
[EventDate "1985.07.16"]
[PlyCount "26"]

1.e4 g6 2.d4 Bg7 3.h4 h5 4.Nc3 c6 5.e5 d5 6.Nh3 Nh6 7.Ng5 Bf5 8.Bd3 e6 9.
Ne2 Nd7 10.c3 Qe7 11.O-O Bxd3 12.Qxd3 Nf5 13.g3 O-O-O 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Langeweg, Christian"]
[Black "Watson, William"]
[Result "1/2-1/2"]
[WhiteElo "2405"]
[BlackElo "2435"]
[ECO "A48"]
[EventDate "1985.07.16"]
[PlyCount "20"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 d6 4.h3 Bg7 5.c3 O-O 6.e3 Nc6 7.Be2 Nd7 8.d5 Nce5 
9.Nbd2 c6 10.dxc6 bxc6 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Bosboom, Manuel"]
[Black "Ermenkov, Evgeny"]
[Result "1-0"]
[WhiteElo "2340"]
[BlackElo "2520"]
[ECO "C34"]
[EventDate "1985.07.16"]
[PlyCount "81"]

1.e4 e5 2.f4 exf4 3.Nf3 d6 4.d4 g5 5.Nc3 Bg7 6.h4 g4 7.Ng1 Nc6 8.Bb5 Bd7 
9.Bxc6 bxc6 10.Bxf4 Ne7 11.h5 Qb8 12.Nge2 Qb6 13.h6 Bf8 14.Qd2 O-O-O 15.
O-O f5 16.Bg5 Re8 17.Ng3 Rg8 18.exf5 Rxg5 19.Qxg5 Qxd4+ 20.Kh2 Nd5 21.Nxd5
cxd5 22.c3 Qe3 23.Qxe3 Rxe3 24.Rae1 Re5 25.Rxe5 dxe5 26.Nh5 Bxh6 27.Nf6 
Bb5 28.Rd1 c6 29.b3 e4 30.c4 dxc4 31.Nxe4 Kc7 32.a4 Ba6 33.bxc4 Bxc4 34.
Kg3 Bf8 35.Rh1 h6 36.Kxg4 c5 37.Kf4 Bd5 38.Ke5 Bc6 39.Rc1 Kb6 40.f6 Bxa4 
41.Nxc5 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "Wockenfuss, Klaus"]
[Black "Lombardy, William James"]
[Result "1/2-1/2"]
[WhiteElo "2370"]
[BlackElo "2510"]
[ECO "D01"]
[EventDate "1985.07.16"]
[PlyCount "31"]

1.d4 Nf6 2.Nc3 d5 3.Bg5 c6 4.Qd3 Nbd7 5.e4 dxe4 6.Nxe4 Nxe4 7.Qxe4 Qa5+ 8.
Bd2 Qb6 9.O-O-O Nf6 10.Qf4 Bg4 11.f3 Bd7 12.Bc4 e6 13.Nh3 c5 14.Bc3 cxd4 
15.Rxd4 Be7 16.Qg3 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.24"]
[Round "8"]
[White "De Kok, Wim"]
[Black "Belkhodja, Slim"]
[Result "1/2-1/2"]
[BlackElo "2385"]
[ECO "D41"]
[EventDate "1985.07.16"]
[PlyCount "49"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 e6 4.g3 d5 5.cxd5 Nxd5 6.Bg2 Nc6 7.O-O Be7 8.d4 
O-O 9.Rb1 cxd4 10.Nxd4 Nxd4 11.Qxd4 Bf6 12.Qc4 Nxc3 13.bxc3 Qa5 14.Be3 
Qxc3 15.Qxc3 Bxc3 16.Rfc1 Ba5 17.Bxb7 Bxb7 18.Rxb7 Bb6 19.Bxb6 axb6 20.Rc2
Rfb8 21.Rxb8+ Rxb8 22.Kf1 Kf8 23.Ke1 Ke8 24.Kd1 Kd7 25.Rb2 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Farago, Ivan"]
[Black "Hellers, Ferdinand"]
[Result "1/2-1/2"]
[WhiteElo "2510"]
[BlackElo "2380"]
[ECO "E97"]
[EventDate "1985.07.16"]
[PlyCount "19"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.d5 Ne7 
9.Nd2 a5 10.Rb1 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Kudrin, Sergey"]
[Black "Campora, Daniel Hugo"]
[Result "1/2-1/2"]
[WhiteElo "2490"]
[BlackElo "2440"]
[ECO "B11"]
[EventDate "1985.07.16"]
[PlyCount "16"]

1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 4.h3 Bxf3 5.Qxf3 e6 6.g3 Nd7 7.Qe2 Qa5 8.Bg2 d4
1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Bischoff, Klaus"]
[Black "Haik, Aldo"]
[Result "1-0"]
[WhiteElo "2415"]
[BlackElo "2440"]
[ECO "B28"]
[EventDate "1985.07.16"]
[PlyCount "77"]

1.e4 c5 2.Nf3 a6 3.d3 Nc6 4.g3 d6 5.Bg2 e5 6.Nc3 Nf6 7.Bg5 Be7 8.Bxf6 Bxf6
9.Nd2 O-O 10.Nc4 b5 11.Ne3 g6 12.h4 Bg7 13.h5 Ra7 14.Ncd5 Ne7 15.Nxe7+ 
Qxe7 16.c3 Be6 17.hxg6 hxg6 18.Qe2 Qg5 19.Rh4 f5 20.exf5 gxf5 21.Bd5 Re7 
22.Rh5 Qg6 23.O-O-O Bh6 24.Rdh1 Rh7 25.Kb1 Bxd5 26.Nxd5 Rff7 27.f4 Bf8 28.
Rxh7 Rxh7 29.Rxh7 Kxh7 30.fxe5 dxe5 31.Qxe5 Bg7 32.Qe3 c4 33.Nf4 Qg4 34.
dxc4 bxc4 35.Kc2 Bf6 36.Qe6 Bg7 37.Qf7 Qxg3 38.Qxf5+ Kh6 39.Qh5# 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Georgiev, Kiril"]
[Black "Enklaar, Bertus"]
[Result "1-0"]
[WhiteElo "2550"]
[BlackElo "2395"]
[ECO "E11"]
[EventDate "1985.07.16"]
[PlyCount "79"]

1.Nf3 d5 2.d4 Nf6 3.c4 e6 4.g3 Bb4+ 5.Bd2 Be7 6.Bg2 O-O 7.O-O c6 8.Qc2 Ne4
9.Be3 Nd6 10.Nbd2 Nd7 11.Bf4 f5 12.b4 a6 13.a4 Nxc4 14.Nxc4 dxc4 15.Qxc4 
Nb6 16.Qb3 Qd5 17.Qb2 Qd8 18.Ne5 Nd5 19.Bd2 Bd7 20.Rfe1 Be8 21.Nd3 Bg6 22.
Nc5 Bxc5 23.bxc5 Rf7 24.Ra3 Qe7 25.Rb3 Rd8 26.Qc1 Nf6 27.Qc4 Nd5 28.Bf4 
Rd7 29.Be5 h6 30.e3 Bh7 31.Bf3 Bg6 32.Bg2 Bh7 33.f3 Nf6 34.Bh3 g5 35.Bd6 
Qe8 36.e4 b5 37.cxb6 g4 38.Bc7 Rxc7 39.bxc7 Rxc7 40.fxg4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Ivkov, Borislav"]
[Black "Piket, Jeroen"]
[Result "1-0"]
[WhiteElo "2510"]
[BlackElo "2400"]
[ECO "A53"]
[EventDate "1985.07.16"]
[PlyCount "89"]

1.Nf3 Nf6 2.c4 d6 3.d4 c5 4.Nc3 cxd4 5.Nxd4 e5 6.Nc2 Be6 7.e4 Nc6 8.Be2 
Be7 9.O-O O-O 10.Be3 Rc8 11.f3 Nd7 12.Qd2 f5 13.exf5 Bxf5 14.Bd3 Bxd3 15.
Qxd3 Rf6 16.Rad1 Kh8 17.Rd2 Rg6 18.Ne4 Qc7 19.Rfd1 b6 20.Kh1 Nc5 21.Qd5 
Rd8 22.Nc3 Bf8 23.Rf2 Ne7 24.Qd2 Nf5 25.Nb4 Ne6 26.b3 Qf7 27.Nbd5 Be7 28.
Ne4 Nxe3 29.Qxe3 Rh6 30.g3 Nd4 31.f4 Qe6 32.Rdf1 Nf5 33.Qd3 g6 34.g4 Nd4 
35.f5 gxf5 36.gxf5 Qf7 37.f6 Bf8 38.Rg2 Rh4 39.Rfg1 Bh6 40.Rg7 Rxh2+ 41.
Kxh2 Qh5+ 42.Qh3 Qe2+ 43.R7g2 Nf3+ 44.Kh1 Nxg1 45.Qxh6 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Pliester, Leon"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
[WhiteElo "2340"]
[BlackElo "2465"]
[ECO "B25"]
[EventDate "1985.07.16"]
[PlyCount "88"]

1.e4 c5 2.Nc3 d6 3.g3 Nc6 4.Bg2 g6 5.d3 Bg7 6.Be3 Nd4 7.Nh3 e5 8.O-O Ne7 
9.f4 exf4 10.Nxf4 O-O 11.Nfd5 Nxd5 12.Nxd5 Be6 13.Nf4 Bd7 14.Qd2 Ne6 15.
Nd5 Nc7 16.Nf4 Bc6 17.c3 Re8 18.Rae1 b6 19.Nd5 Nxd5 20.exd5 Bd7 21.Bf4 Qc7
22.Qf2 Bf5 23.Be4 Bh3 24.Bg2 Bf5 25.Be4 Bh3 26.Bg2 Bxg2 27.Kxg2 Qd7 28.Qf3
Bf8 29.Re4 Rxe4 30.dxe4 Re8 31.Rf2 h5 32.h3 b5 33.g4 hxg4 34.hxg4 b4 35.
cxb4 cxb4 36.Bg3 a5 37.Kh3 Qa7 38.g5 a4 39.Kg2 b3 40.axb3 axb3 41.Re2 Qd4 
42.Bf2 Qc4 43.Bg3 Qd4 44.Bf2 Qc4 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Rogers, Ian"]
[Black "Klaric, Zlatko"]
[Result "1-0"]
[WhiteElo "2510"]
[BlackElo "2465"]
[ECO "D15"]
[EventDate "1985.07.16"]
[PlyCount "87"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 a6 5.g3 g6 6.Bg2 Bg7 7.O-O O-O 8.cxd5 cxd5
9.Ne5 Nc6 10.Bg5 Be6 11.Nxc6 bxc6 12.Qd2 Re8 13.Rac1 Bf5 14.Rfd1 Rc8 15.b3
e5 16.dxe5 Rxe5 17.e4 Bxe4 18.Bxe4 Nxe4 19.Nxe4 f6 20.Nd6 Qxd6 21.Bf4 Rce8
22.Qa5 Qd7 23.Bxe5 fxe5 24.Qxa6 Re6 25.Qa8+ Kf7 26.Rc5 e4 27.Ra5 Re7 28.
Ra6 Qg4 29.Rf1 Bd4 30.Ra4 c5 31.Qxd5+ Qe6 32.Qxe6+ Kxe6 33.Rc4 Kd5 34.Rc2 
Ra7 35.Kg2 Ra6 36.Rd1 Rb6 37.Re2 Rb7 38.f3 exf3+ 39.Kxf3 h6 40.Kg2 Rb6 41.
Rf1 Ra6 42.Rf8 Rd6 43.Ra8 Rf6 44.a4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "De Wit, Jan"]
[Black "Kurajica, Bojan"]
[Result "0-1"]
[WhiteElo "2390"]
[BlackElo "2505"]
[ECO "B85"]
[EventDate "1985.07.16"]
[PlyCount "106"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 a6 6.Be2 d6 7.O-O Nf6 8.Be3 
Be7 9.f4 O-O 10.Qe1 Nd7 11.Rd1 Re8 12.Kh1 Bf8 13.Qg3 Qc7 14.Nf3 b5 15.e5 
dxe5 16.fxe5 f5 17.exf6 Qxg3 18.f7+ Kxf7 19.hxg3 Kg8 20.a4 bxa4 21.Nxa4 
Nb4 22.Nd4 Nd5 23.Bc1 N7f6 24.c4 Nb4 25.Bf3 Ra7 26.g4 h6 27.Nb6 Bb7 28.Be3
Bxf3 29.gxf3 Rc7 30.Nb3 e5 31.c5 e4 32.Bf4 Rc6 33.fxe4 Nxe4 34.Nd7 Bxc5 
35.Nd4 Rg6 36.Nxc5 Nxc5 37.Nf5 Ncd3 38.Bd6 Rxg4 39.Rg1 Ree4 40.Rd2 Kh7 41.
Kh2 Rxg1 42.Kxg1 Kg6 43.Ne7+ Kf6 44.Nc8 g5 45.Nb6 h5 46.b3 Re1+ 47.Kh2 Kf5
48.Nc4 h4 49.Nb2 Re3 50.Nd1 Re6 51.Bxb4 Nxb4 52.Rd4 Nc6 53.Rd5+ Kf4 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Watson, William"]
[Black "Vanheste, Jeroen"]
[Result "1-0"]
[WhiteElo "2435"]
[BlackElo "2360"]
[ECO "C15"]
[EventDate "1985.07.16"]
[PlyCount "41"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Ne2 dxe4 5.a3 Bxc3+ 6.Nxc3 Nc6 7.Be3 Nf6 8.Qd2
O-O 9.O-O-O e5 10.dxe5 Qxd2+ 11.Rxd2 Nxe5 12.Bc5 e3 13.fxe3 Re8 14.Nb5 Ne4
15.Nxc7 Nxd2 16.Nxe8 Ne4 17.Nc7 Nxc5 18.Nxa8 Ne6 19.g3 b6 20.Bh3 Kf8 21.
Nc7 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Lombardy, William James"]
[Black "Bosboom, Manuel"]
[Result "1-0"]
[WhiteElo "2510"]
[BlackElo "2340"]
[ECO "B50"]
[EventDate "1985.07.16"]
[PlyCount "55"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Qc2 g6 5.d4 cxd4 6.cxd4 Bg7 7.Bb5+ Nfd7 8.O-O 
O-O 9.Rd1 Nb6 10.h3 Na6 11.Nc3 Bd7 12.Bf1 Rc8 13.Bg5 Re8 14.Qd2 Nc4 15.
Bxc4 Rxc4 16.e5 Qa5 17.Bh6 dxe5 18.Bxg7 Kxg7 19.Nxe5 Rc7 20.a3 Be6 21.d5 
Bf5 22.Qf4 Rf8 23.d6 exd6 24.Nc4 Qc5 25.Nxd6 Be6 26.Nce4 Qh5 27.Qf6+ Kh6 
28.Rd4 1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Hartoch, Robert"]
[Black "Langeweg, Christian"]
[Result "1/2-1/2"]
[WhiteElo "2380"]
[BlackElo "2405"]
[ECO "D05"]
[EventDate "1985.07.16"]
[PlyCount "23"]

1.d4 Nf6 2.Nf3 e6 3.e3 c5 4.Bd3 d5 5.b3 Nc6 6.O-O Bd6 7.Bb2 O-O 8.Nbd2 
cxd4 9.exd4 Qb6 10.c4 dxc4 11.bxc4 Qd8 12.Ne5 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Bohm, Hans"]
[Black "Polgar, Zsuzsa"]
[Result "0-1"]
[WhiteElo "2395"]
[BlackElo "2430"]
[ECO "D00"]
[EventDate "1985.07.16"]
[PlyCount "80"]

1.d4 Nf6 2.c3 g6 3.Bg5 Bg7 4.Nd2 d5 5.e3 O-O 6.Bd3 b6 7.a4 Ba6 8.Bxa6 Nxa6
9.Ngf3 c5 10.O-O Re8 11.Qb1 Nd7 12.Rd1 Qc8 13.Qa2 Qb7 14.Bf4 Rad8 15.Rab1 
e5 16.dxe5 c4 17.b3 cxb3 18.Nxb3 Nxe5 19.Nxe5 Bxe5 20.Bxe5 Rxe5 21.Qe2 Qc8
22.a5 bxa5 23.Qb5 Rd6 24.Nxa5 Rb6 25.Qd3 Nc5 26.Qd4 Qc7 27.c4 Ne6 28.Qc3 
d4 29.exd4 Rxb1 30.Rxb1 Qxa5 31.Qxa5 Rxa5 32.d5 Nc5 33.f3 Ra4 34.Rc1 Ra2 
35.h4 a5 36.Rd1 Kf8 37.d6 Ke8 38.Rd5 Ne6 39.Rb5 Kd7 40.c5 Kc6 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Ermenkov, Evgeny"]
[Black "Wockenfuss, Klaus"]
[Result "1-0"]
[WhiteElo "2520"]
[BlackElo "2370"]
[ECO "B00"]
[EventDate "1985.07.16"]
[PlyCount "93"]

1.e4 Nc6 2.d4 d5 3.e5 Bf5 4.c3 e6 5.Bd3 Nge7 6.Ne2 f6 7.f4 Qd7 8.Ng3 Bxd3 
9.Qxd3 O-O-O 10.Nd2 Nf5 11.Nf3 Be7 12.Nh5 fxe5 13.fxe5 Rdf8 14.O-O Qe8 15.
Nf4 Nd8 16.g4 Nh4 17.Nxh4 Bxh4 18.Be3 Qe7 19.Nh3 Nf7 20.Kg2 g6 21.Rf3 Ng5 
22.Bxg5 Bxg5 23.Raf1 Bh6 24.Kg3 Rxf3+ 25.Rxf3 Rf8 26.Rxf8+ Bxf8 27.Qf3 Bg7
28.Nf2 c5 29.h4 Qf8 30.g5 Qxf3+ 31.Kxf3 c4 32.Ng4 Kd8 33.h5 gxh5 34.Nf6 
Ke7 35.Nxh5 Kf7 36.Nf4 b5 37.Kg4 Bf8 38.a3 a5 39.Kh5 b4 40.axb4 axb4 41.
cxb4 Bxb4 42.Kh6 Kg8 43.Nxe6 Bd2 44.Nc7 Bc1 45.e6 Kf8 46.Kxh7 Bxb2 47.Nb5 
1-0

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Belkhodja, Slim"]
[Black "Borm, Franciscus"]
[Result "0-1"]
[WhiteElo "2385"]
[BlackElo "2385"]
[ECO "C54"]
[EventDate "1985.07.16"]
[PlyCount "82"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d3 a6 6.O-O d6 7.Bb3 Ba7 8.Nbd2 O-O
9.Re1 Be6 10.Nf1 d5 11.exd5 Nxd5 12.Ng5 Qf6 13.Qf3 Rad8 14.Qxf6 gxf6 15.
Ne4 Kg7 16.Neg3 f5 17.Bc2 f4 18.Ne4 h6 19.Ned2 Nf6 20.h3 Rg8 21.Nh2 Kh8 
22.Kf1 Rg7 23.Nhf3 Rdg8 24.Nh4 Rxg2 25.Nxg2 Bxh3 26.d4 Bxg2+ 27.Ke2 exd4 
28.Nb3 Re8+ 29.Kd1 Bf3+ 30.Kd2 dxc3+ 31.bxc3 Rd8+ 32.Bd3 Be4 33.Nd4 Nxd4 
34.cxd4 Bxd4 35.Rb1 Bxd3 36.Kxd3 Bxf2+ 37.Ke2 Bxe1 38.Kxe1 Re8+ 39.Kf2 b5 
40.Bxf4 c5 41.Kf3 Kh7 0-1

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "Volman, Yvo"]
[Black "Van der Sterren, Paul"]
[Result "1/2-1/2"]
[BlackElo "2465"]
[ECO "A88"]
[EventDate "1985.07.16"]
[PlyCount "93"]

1.d4 d6 2.c4 f5 3.Nc3 Nf6 4.Nf3 g6 5.g3 Bg7 6.Bg2 O-O 7.O-O Qe8 8.d5 c6 9.
Nd4 Bd7 10.b4 e5 11.dxe6 Bxe6 12.Bf4 Bxc4 13.Bxd6 Rf7 14.Nf3 Ng4 15.Qc2 
Na6 16.Rad1 Rd8 17.h3 Ne3 18.fxe3 Qxe3+ 19.Kh2 Rfd7 20.Bf4 Nxb4 21.Qb1 
Qxc3 22.Rc1 Bxa2 23.Rxc3 Bxb1 24.Rb3 Bc2 25.Rxb4 a5 26.Rb6 a4 27.Rc1 Bd1 
28.Ne5 a3 29.Nxd7 Rxd7 30.Rxb7 Rxb7 31.Bxc6 Bb3 32.Bxb7 a2 33.Rc8+ Kf7 34.
Rc7+ Ke6 35.Rc6+ Kd7 36.Ra6 a1=Q 37.Rxa1 Bxa1 38.Bf3 Ke6 39.g4 Be5 40.Bxe5
Kxe5 41.e3 f4 42.exf4+ Kxf4 43.Bc6 Bc2 44.Bd5 Be4 45.Bg8 h6 46.Bf7 Kf3 47.
Be8 1/2-1/2

[Event "4th OHRA Open"]
[Site "Amsterdam NED"]
[Date "1985.07.26"]
[Round "9"]
[White "De Kok, Wim"]
[Black "Boersma, Paulus"]
[Result "0-1"]
[BlackElo "2385"]
[ECO "A21"]
[EventDate "1985.07.16"]
[PlyCount "38"]

1.c4 e5 2.Nc3 Bb4 3.Qb3 c5 4.Nd5 Nf6 5.Nxb4 cxb4 6.Qxb4 d5 7.e3 Nc6 8.Qa4 
O-O 9.d3 dxc4 10.dxc4 Bf5 11.Be2 Ne4 12.Nf3 Nc5 13.Qb5 Qe7 14.Bd2 a6 15.
Qb6 a5 16.e4 Ra6 17.Qb5 Bd7 18.Bg5 f6 19.Be3 Nd4 0-1

