[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.12"]
[Round "1"]
[White "Nunn, John Denis Martin"]
[Black "Kasparov, Garry"]
[Result "0-1"]
[WhiteElo "2595"]
[BlackElo "2740"]
[ECO "B97"]
[EventDate "1986.12.12"]
[PlyCount "54"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd3 
Qxb2 9.Rb1 Qa3 10.f5 Be7 11.Be2 Nc6 12.fxe6 fxe6 13.Nxc6 bxc6 14.e5 dxe5 
15.Bxf6 gxf6 16.Bh5+ Kf8 17.Qd2 Kg7 18.Rb3 Qa5 19.O-O Rg8 20.Kh1 Kh8 21.
Qh6 Qd8 22.Ne4 f5 23.Bf7 Qf8 24.Qh5 Rg7 25.Be8 a5 26.Bxc6 Ba6 27.Rf2 Rd8 
0-1

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.12"]
[Round "1"]
[White "Kortschnoj, Viktor"]
[Black "Huebner, Robert"]
[Result "1-0"]
[WhiteElo "2650"]
[BlackElo "2625"]
[ECO "D46"]
[EventDate "1986.12.12"]
[PlyCount "127"]

1.Nf3 d5 2.c4 c6 3.e3 Nf6 4.Nc3 e6 5.d4 Nbd7 6.Bd3 Bb4 7.a3 Ba5 8.O-O O-O 
9.Qc2 Qe7 10.cxd5 exd5 11.Bd2 Qd8 12.Ne2 Bb6 13.Ng3 Re8 14.b4 a6 15.Bc3 
Nf8 16.Rae1 Be6 17.Ne5 N6d7 18.f4 f6 19.Nf3 Bc7 20.Nd2 Nb6 21.Ba1 Bf7 22.
Nf5 Kh8 23.a4 Nc8 24.Nb3 Nd6 25.a5 Nxf5 26.Bxf5 Bd6 27.Bc3 Bg6 28.Bxg6 
Nxg6 29.f5 Nf8 30.e4 Qc7 31.e5 fxe5 32.dxe5 Bxe5 33.Rxe5 Rxe5 34.f6 gxf6 
35.Rxf6 Kg8 36.Qf2 Rae8 37.Rxf8+ Rxf8 38.Qg3+ Qg7 39.Qxg7+ Kxg7 40.Bxe5+ 
Kg6 41.Nc5 Re8 42.Bd4 Re2 43.Nxb7 Rd2 44.Be3 Rb2 45.Bc5 Kf5 46.Nd8 d4 47.
Bxd4 Rxb4 48.Bb6 Rc4 49.Nb7 Kf4 50.Nc5 Rc1+ 51.Kf2 Rc2+ 52.Ke1 Rc1+ 53.Ke2
Rc2+ 54.Kd3 Rxg2 55.Nxa6 Ke5 56.Nc7 Rxh2 57.a6 Ra2 58.a7 Ra3+ 59.Ke2 Ra2+ 
60.Kf3 Ra3+ 61.Be3 c5 62.a8=Q Rxa8 63.Nxa8 c4 64.Nc7 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.12"]
[Round "1"]
[White "Portisch, Lajos"]
[Black "Short, Nigel David"]
[Result "1/2-1/2"]
[WhiteElo "2605"]
[BlackElo "2615"]
[ECO "D55"]
[EventDate "1986.12.12"]
[PlyCount "39"]

1.d4 e6 2.c4 Nf6 3.Nf3 d5 4.Nc3 Be7 5.Bg5 O-O 6.e3 h6 7.Bxf6 Bxf6 8.Rc1 a6
9.a3 c6 10.Bd3 Nd7 11.O-O b5 12.cxb5 cxb5 13.Bb1 Bb7 14.a4 bxa4 15.Nxa4 
Rc8 16.Qd3 g6 17.b4 Bc6 18.Qb3 Bxa4 19.Qxa4 Nb8 20.Bd3 1/2-1/2

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.13"]
[Round "2"]
[White "Kasparov, Garry"]
[Black "Kortschnoj, Viktor"]
[Result "1/2-1/2"]
[WhiteElo "2740"]
[BlackElo "2650"]
[ECO "E11"]
[EventDate "1986.12.12"]
[PlyCount "83"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 c5 5.g3 Qb6 6.Bg2 Nc6 7.d5 exd5 8.cxd5 
Nxd5 9.O-O Nde7 10.e4 d6 11.Be3 Qc7 12.a3 Ba5 13.Bf4 Ne5 14.b4 cxb4 15.
axb4 Bxb4 16.Qa4+ N7c6 17.Nd4 a5 18.Nc3 Bd7 19.Nd5 Qd8 20.Nf5 O-O 21.Qd1 
Bc5 22.Rc1 a4 23.g4 a3 24.g5 a2 25.Qh5 Bxf5 26.exf5 Bd4 27.Bxe5 Nxe5 28.
Be4 Re8 29.Rc7 a1=Q 30.Rxa1 Rxa1+ 31.Kg2 Ra2 32.Re7 Rxf2+ 33.Kg3 Rxe7 34.
f6 Ng6 35.Nxe7+ Kf8 36.Qxh7 Bxf6 37.Nxg6+ fxg6 38.Kxf2 Qb6+ 39.Kg2 Qb2+ 
40.Kh3 Bxg5 41.Qxg6 Qf6 42.Qxf6+ 1/2-1/2

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.13"]
[Round "2"]
[White "Portisch, Lajos"]
[Black "Nunn, John Denis Martin"]
[Result "1/2-1/2"]
[WhiteElo "2605"]
[BlackElo "2595"]
[ECO "E60"]
[EventDate "1986.12.12"]
[PlyCount "41"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.g3 O-O 5.Bg2 c6 6.Nc3 d5 7.cxd5 cxd5 8.Ne5 e6
9.O-O Nfd7 10.f4 Nxe5 11.dxe5 Qb6+ 12.Kh1 Nc6 13.b3 Bd7 14.Na4 Qb5 15.Ba3 
Rfd8 16.Qd2 b6 17.Nc3 Qa5 18.Bb2 Rac8 19.Rfd1 Be8 20.Rac1 Bf8 21.a3 
1/2-1/2

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.13"]
[Round "2"]
[White "Short, Nigel David"]
[Black "Huebner, Robert"]
[Result "1-0"]
[WhiteElo "2615"]
[BlackElo "2625"]
[ECO "B80"]
[EventDate "1986.12.12"]
[PlyCount "119"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e6 7.Qd2 b5 8.f3 Bb7 
9.O-O-O Nbd7 10.g4 Nb6 11.h4 Rc8 12.Ncxb5 axb5 13.Bxb5+ Nfd7 14.Qb4 Qc7 
15.Qb3 Kd8 16.Bg5+ Be7 17.Bxd7 Kxd7 18.Nb5 Qc4 19.Nxd6 Qxb3 20.Nxc8+ Kxc8 
21.axb3 f6 22.Bf4 Bc6 23.Bd6 Bd8 24.h5 f5 25.gxf5 exf5 26.Rhg1 Rg8 27.Rd4 
fxe4 28.fxe4 Be8 29.h6 g5 30.Rg3 g4 31.e5 Bd7 32.Bc5 Bf5 33.Rxd8+ Kxd8 34.
Bxb6+ Kd7 35.c4 Ke6 36.Kd2 Rg6 37.Be3 Kxe5 38.Kc3 Be4 39.b4 Bf3 40.b5 Ke4 
41.Bc1 Rd6 42.Rg1 Be2 43.Re1 Kf3 44.Bf4 Re6 45.Bc7 Bxc4 46.Rxe6 Bxe6 47.
Kd4 Bc8 48.Kc5 Ke4 49.Bg3 Kf5 50.Kc6 Kg5 51.b6 Bf5 52.b7 Be4+ 53.Kc7 Bxb7 
54.Kxb7 Kxh6 55.b4 Kg5 56.b5 h5 57.b6 h4 58.Bd6 g3 59.Ka6 h3 60.Bxg3 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.14"]
[Round "3"]
[White "Huebner, Robert"]
[Black "Kasparov, Garry"]
[Result "0-1"]
[WhiteElo "2625"]
[BlackElo "2740"]
[ECO "D90"]
[EventDate "1986.12.12"]
[PlyCount "76"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qa4+ Bd7 6.Qb3 dxc4 7.Qxc4 O-O 8.e4 
b5 9.Qb3 c5 10.e5 Ng4 11.Bxb5 cxd4 12.Nxd4 Bxb5 13.Ndxb5 a6 14.Na3 Qd4 15.
Qc2 Nc6 16.Qe2 Qxe5 17.Qxe5 Ngxe5 18.O-O Nd3 19.Rb1 Rab8 20.Rd1 Rfd8 21.
Kf1 f5 22.Ke2 Nce5 23.Na4 Rd6 24.Be3 f4 25.Bc5 f3+ 26.gxf3 Nf4+ 27.Ke3 Rf6
28.Bxe7 Ng2+ 29.Ke2 Rxf3 30.Bd6 Nf4+ 31.Kf1 Ng4 32.Rd2 Re8 33.Nc4 Nxh2+ 
34.Kg1 Ng4 35.Rf1 Bd4 36.Bc5 Rg3+ 37.Kh1 Rh3+ 38.Kg1 Nh2 0-1

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.14"]
[Round "3"]
[White "Kortschnoj, Viktor"]
[Black "Portisch, Lajos"]
[Result "0-1"]
[WhiteElo "2650"]
[BlackElo "2605"]
[ECO "A04"]
[EventDate "1986.12.12"]
[PlyCount "84"]

1.Nf3 c5 2.b3 Nf6 3.Bb2 e6 4.e3 Be7 5.d4 cxd4 6.exd4 O-O 7.Nbd2 b6 8.Bd3 
Bb7 9.a3 d6 10.O-O Nbd7 11.Re1 Re8 12.c4 Bf8 13.Bc2 Rc8 14.b4 g6 15.Ba4 
Bc6 16.Bxc6 Rxc6 17.Qb3 Rc7 18.Rac1 Qa8 19.Qd3 Bh6 20.Rc3 e5 21.dxe5 dxe5 
22.Qe2 e4 23.Nd4 Ne5 24.Rh3 Bg7 25.N4b3 Nd3 26.Bxf6 Nf4 27.Qe3 Nxh3+ 28.
gxh3 Bxf6 29.Nxe4 Kg7 30.Nbd2 Rd7 31.Qf3 Qd8 32.Nf1 Bd4 33.Ne3 Rde7 34.Nd5
f5 35.Nxe7 Rxe7 36.Kg2 Rxe4 37.Rxe4 fxe4 38.Qxe4 Qg5+ 39.Kf1 Qe5 40.Qb7+ 
Kh6 41.Qxa7 Qf4 42.Ke2 Qxf2+ 0-1

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.14"]
[Round "3"]
[White "Nunn, John Denis Martin"]
[Black "Short, Nigel David"]
[Result "1-0"]
[WhiteElo "2595"]
[BlackElo "2615"]
[ECO "C98"]
[EventDate "1986.12.12"]
[PlyCount "59"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 Nc6 13.d5 Nd8 14.Nf1 Ne8 15.a4 Rb8 
16.axb5 axb5 17.b4 c4 18.Ng3 g6 19.Nh2 Ng7 20.Rf1 Bd7 21.f4 Bh4 22.Qf3 f5 
23.fxe5 dxe5 24.exf5 Bxg3 25.Qxg3 Nxf5 26.Qf2 Nb7 27.Ng4 h5 28.Ra6 hxg4 
29.Rxg6+ Ng7 30.Rxg7+ 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.15"]
[Round "4"]
[White "Short, Nigel David"]
[Black "Kasparov, Garry"]
[Result "1-0"]
[WhiteElo "2615"]
[BlackElo "2740"]
[ECO "B80"]
[EventDate "1986.12.12"]
[PlyCount "89"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e6 7.Qd2 b5 8.f3 Nbd7
9.g4 h6 10.O-O-O Bb7 11.Bd3 Ne5 12.Rhe1 Rc8 13.Kb1 Be7 14.h4 b4 15.Na4 Qa5
16.b3 Nfd7 17.g5 g6 18.f4 Nxd3 19.cxd3 hxg5 20.hxg5 d5 21.f5 e5 22.exd5 
Qxd5 23.f6 Bd6 24.Nc2 a5 25.Ba7 Kf8 26.Ne3 Qe6 27.Nc4 Kg8 28.Nxd6 Qxd6 29.
Nb2 Rc3 30.Nc4 Qd5 31.Ne3 Qe6 32.Rc1 Qa6 33.Rxc3 bxc3 34.Qxc3 Qxa7 35.Qc7 
Qd4 36.Qxb7 Qxd3+ 37.Nc2 Rh2 38.Qc8+ Nf8 39.Rxe5 Rh1+ 40.Kb2 Qd2 41.Re8 
Qd6 42.Rd8 Qe5+ 43.Ka3 Kh7 44.Rxf8 Qd6+ 45.b4 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.15"]
[Round "4"]
[White "Nunn, John Denis Martin"]
[Black "Kortschnoj, Viktor"]
[Result "1/2-1/2"]
[WhiteElo "2595"]
[BlackElo "2650"]
[ECO "C19"]
[EventDate "1986.12.12"]
[PlyCount "39"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3 Bd7 8.dxc5 
Qc7 9.Bd3 Nbc6 10.Bf4 Ng6 11.Bg3 Qa5 12.Qd2 Qxc5 13.h4 d4 14.Bxg6 hxg6 15.
cxd4 Qc4 16.Rb1 b6 17.Qe2 Qc3+ 18.Qd2 Qc4 19.Qe2 Qc3+ 20.Qd2 1/2-1/2

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.15"]
[Round "4"]
[White "Portisch, Lajos"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2605"]
[BlackElo "2625"]
[ECO "D45"]
[EventDate "1986.12.12"]
[PlyCount "75"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.e3 e6 5.Nf3 Nbd7 6.Qc2 Bd6 7.b3 O-O 8.Be2 e5 
9.cxd5 Nxd5 10.Nxd5 cxd5 11.dxe5 Nxe5 12.Bb2 Bb4+ 13.Kf1 Nxf3 14.Bxf3 Be6 
15.Qd3 Be7 16.Ke2 Qa5 17.Rhc1 Rac8 18.a3 h6 19.Kf1 Qb6 20.Kg1 Qd6 21.Bd1 
Rc6 22.Rxc6 bxc6 23.Bc2 f5 24.b4 c5 25.bxc5 Qxc5 26.Qd4 Qxd4 27.Bxd4 Kf7 
28.Kf1 Rc8 29.Bd3 Bf6 30.Ke2 Bxd4 31.exd4 Rc3 32.Kd2 Rb3 33.Bc2 Rb6 34.Re1
f4 35.Kc3 Rc6+ 36.Kb2 Rc4 37.Rd1 Ke7 38.Bb3 1/2-1/2

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.16"]
[Round "5"]
[White "Kasparov, Garry"]
[Black "Portisch, Lajos"]
[Result "1-0"]
[WhiteElo "2740"]
[BlackElo "2605"]
[ECO "D61"]
[EventDate "1986.12.12"]
[PlyCount "126"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.Bg5 O-O 6.e3 Nbd7 7.Qc2 h6 8.cxd5 
exd5 9.Bf4 c5 10.Be2 b6 11.O-O Bb7 12.Rfd1 Rc8 13.dxc5 bxc5 14.a4 Qa5 15.
Nh4 Rfd8 16.Nf5 Bf8 17.Nb5 Ne8 18.Bd6 Nxd6 19.Nfxd6 Rb8 20.Nxb7 Rxb7 21.
Rxd5 Rdb8 22.Qd2 Qxd2 23.Rxd2 Nf6 24.Ra2 Ne4 25.Rc2 Rd7 26.g3 a5 27.Kg2 g6
28.Bf3 Nf6 29.Na3 Bd6 30.Bc6 Rdd8 31.Ra1 Be5 32.Bb5 Nd5 33.Rb1 Bd6 34.Rd2 
Nb6 35.Rc1 Be7 36.Re2 Rbc8 37.Nb1 Kg7 38.Nd2 Ra8 39.Nb3 Rdc8 40.Rec2 c4 
41.Nd2 Ra7 42.Nxc4 Nxc4 43.Rxc4 Rxc4 44.Rxc4 f5 45.h3 h5 46.g4 hxg4 47.
hxg4 fxg4 48.Kg3 Bd6+ 49.Kxg4 Rc7 50.Bc6 Rf7 51.f4 Kh6 52.Bd5 Rf6 53.Rc1 
Kg7 54.b3 Rf8 55.Rd1 Bc5 56.Rd3 Ba3 57.Bc4 Bc1 58.Rd7+ Kh6 59.Re7 Bd2 60.
Kf3 Bb4 61.Rb7 Bc3 62.Bd3 Rf6 63.Kg4 Bd2 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.16"]
[Round "5"]
[White "Kortschnoj, Viktor"]
[Black "Short, Nigel David"]
[Result "1/2-1/2"]
[WhiteElo "2650"]
[BlackElo "2615"]
[ECO "D30"]
[EventDate "1986.12.12"]
[PlyCount "40"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.Bg5 h6 6.Bh4 O-O 7.Rc1 dxc4 8.e3 c5 
9.Bxc4 cxd4 10.Nxd4 Bd7 11.O-O Nc6 12.Nb3 Rc8 13.Be2 Nd5 14.Bxe7 Ncxe7 15.
Nxd5 Nxd5 16.Rxc8 Qxc8 17.Qd4 b6 18.Rc1 Qb8 19.e4 Nf4 20.Bf1 Rd8 1/2-1/2

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.16"]
[Round "5"]
[White "Huebner, Robert"]
[Black "Nunn, John Denis Martin"]
[Result "1-0"]
[WhiteElo "2625"]
[BlackElo "2595"]
[ECO "C61"]
[EventDate "1986.12.12"]
[PlyCount "55"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nd4 4.Nxd4 exd4 5.O-O Bc5 6.c3 c6 7.Ba4 Ne7 8.d3 
d5 9.Nd2 Bb6 10.cxd4 Bxd4 11.Kh1 O-O 12.f4 f5 13.e5 b5 14.Bb3 c5 15.Nf3 
Nc6 16.a4 Ba6 17.Nxd4 Nxd4 18.axb5 Bxb5 19.Be3 Ne6 20.Qf3 Bc6 21.Ra6 Qd7 
22.Rxc6 Qxc6 23.Bxd5 Qc8 24.Rc1 Rb8 25.Rxc5 Qd7 26.Rc6 Rfe8 27.Rd6 Qf7 28.
Bc4 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.18"]
[Round "6"]
[White "Kasparov, Garry"]
[Black "Nunn, John Denis Martin"]
[Result "1-0"]
[WhiteElo "2740"]
[BlackElo "2595"]
[ECO "E60"]
[EventDate "1986.12.12"]
[PlyCount "35"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 c6 5.Bg2 d5 6.cxd5 cxd5 7.Nc3 O-O 8.Ne5 e6
9.O-O Nfd7 10.f4 Nxe5 11.fxe5 Nc6 12.e4 dxe4 13.Be3 f5 14.exf6 Rxf6 15.
Nxe4 Rxf1+ 16.Qxf1 Nxd4 17.Rd1 e5 18.Ng5 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.18"]
[Round "6"]
[White "Huebner, Robert"]
[Black "Kortschnoj, Viktor"]
[Result "1-0"]
[WhiteElo "2625"]
[BlackElo "2650"]
[ECO "C07"]
[EventDate "1986.12.12"]
[PlyCount "129"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8.Nb3
Nc6 9.Nbxd4 Nxd4 10.Nxd4 a6 11.Bb3 Qc7 12.Qf3 Bd6 13.h3 O-O 14.Bg5 Nd7 15.
c3 b5 16.Rad1 Bb7 17.Qg4 Kh8 18.Rfe1 Ne5 19.Qh5 Ng6 20.Bc2 Kg8 21.Nf3 Bxf3
22.Qxf3 Bh2+ 23.Kh1 Bf4 24.Bxf4 Nxf4 25.Rd4 Ng6 26.Red1 Rad8 27.a4 Rxd4 
28.Rxd4 Rd8 29.Rxd8+ Qxd8 30.axb5 axb5 31.Qe3 Qd5 32.Qd3 Qg5 33.b4 h6 34.
g3 Qe5 35.Kg2 f5 36.Bb3 Ne7 37.Qd4 Qe2 38.Bd1 Qe1 39.Bf3 Kf7 40.Qc5 Kf6 
41.c4 bxc4 42.Qxc4 Qd2 43.b5 Qd6 44.Qc3+ Kf7 45.Bh5+ g6 46.Bf3 h5 47.Qe3 
Nc8 48.Bc6 Ne7 49.Bf3 Nc8 50.h4 Qb6 51.Qe5 Na7 52.Be2 Nc8 53.Bc4 Ne7 54.
Kf3 Nc8 55.Ke2 Ne7 56.Qe3 Nd5 57.Qxb6 Nxb6 58.Kd3 Ke7 59.Kc3 Kd7 60.Kb4 
Kd6 61.Ba2 Nc8 62.Ka5 Ke5 63.f4+ Kd6 64.Ka6 e5 65.Bf7 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.18"]
[Round "6"]
[White "Short, Nigel David"]
[Black "Portisch, Lajos"]
[Result "1-0"]
[WhiteElo "2615"]
[BlackElo "2605"]
[ECO "C53"]
[EventDate "1986.12.12"]
[PlyCount "127"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.b4 Bb6 6.d3 a6 7.O-O d6 8.Nbd2 O-O 
9.Bb3 Ne7 10.Re1 Ng6 11.h3 Be6 12.Nc4 Ba7 13.Be3 Bxe3 14.Rxe3 h6 15.d4 Qe7
16.Qe1 Nh7 17.Rd1 Rad8 18.Na5 Bc8 19.Kh2 Nf4 20.dxe5 dxe5 21.Nc4 Rxd1 22.
Qxd1 Rd8 23.Qc2 Ng6 24.Rd3 Rxd3 25.Qxd3 Nf6 26.g3 Bd7 27.Ne3 Bb5 28.Bc4 
Bc6 29.Nd2 Ne8 30.Bd5 Bxd5 31.exd5 Nf6 32.Ne4 Nxe4 33.Qxe4 Nf8 34.Nf5 Qf6 
35.c4 h5 36.Kg2 g6 37.Ne3 Nh7 38.h4 Qe7 39.c5 Nf6 40.Qc4 e4 41.Qd4 Qd8 42.
Qe5 b6 43.c6 Ne8 44.Qxe4 Nd6 45.Qe5 b5 46.g4 hxg4 47.h5 Kh7 48.Nxg4 Qh4 
49.Qf4 g5 50.Nf6+ Kg7 51.Qxh4 gxh4 52.Nd7 Nf5 53.Nb8 Ne7 54.Nxa6 Nxd5 55.
Kh3 Kf6 56.Kxh4 Kf5 57.a3 f6 58.f3 Ke6 59.Kg4 Ne3+ 60.Kf4 Nd5+ 61.Ke4 f5+ 
62.Kd4 Kd6 63.h6 Nf6 64.Nxc7 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.19"]
[Round "7"]
[White "Kortschnoj, Viktor"]
[Black "Kasparov, Garry"]
[Result "1/2-1/2"]
[WhiteElo "2650"]
[BlackElo "2740"]
[ECO "D31"]
[EventDate "1986.12.12"]
[PlyCount "47"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Bf4 Nf6 5.e3 O-O 6.Rc1 c5 7.dxc5 Bxc5 8.cxd5 
exd5 9.Nf3 Nc6 10.Be2 Be6 11.O-O Rc8 12.Nb5 Ne4 13.Nd2 Nxd2 14.Qxd2 Bb4 
15.Qd1 Qb6 16.a3 Be7 17.b4 a5 18.Nd6 Rcd8 19.Nxb7 Qxb7 20.b5 Rc8 21.bxc6 
Rxc6 22.Rb1 Rb6 23.Rxb6 Qxb6 24.Be5 1/2-1/2

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.19"]
[Round "7"]
[White "Nunn, John Denis Martin"]
[Black "Portisch, Lajos"]
[Result "1-0"]
[WhiteElo "2595"]
[BlackElo "2605"]
[ECO "B93"]
[EventDate "1986.12.12"]
[PlyCount "75"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 e5 7.Nf3 Nbd7 8.a4 Be7
9.Bd3 O-O 10.O-O Nc5 11.Kh1 Qc7 12.Qe1 Be6 13.f5 Bd7 14.g4 Bc6 15.g5 Nh5 
16.f6 Bd8 17.Qh4 g6 18.Be3 Nxd3 19.cxd3 Kh8 20.Ne2 d5 21.Ng3 dxe4 22.dxe4 
Qd6 23.Rad1 Qb4 24.Nxe5 Nxg3+ 25.hxg3 Qxe4+ 26.Qxe4 Bxe4+ 27.Kh2 Bc7 28.
Bc5 Bxe5 29.Bxf8 Rxf8 30.Rfe1 Bc2 31.Rd2 Bxa4 32.Rxe5 h6 33.gxh6 Kh7 34.g4
Kxh6 35.g5+ Kh7 36.Re4 Bc6 37.Rh4+ Kg8 38.Kg3 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.19"]
[Round "7"]
[White "Huebner, Robert"]
[Black "Short, Nigel David"]
[Result "1-0"]
[WhiteElo "2625"]
[BlackElo "2615"]
[ECO "D37"]
[EventDate "1986.12.12"]
[PlyCount "101"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.Bf4 O-O 6.e3 c5 7.dxc5 Bxc5 8.a3 Nc6
9.Qc2 Qa5 10.Nd2 Be7 11.Rd1 e5 12.Bg5 d4 13.Nb3 Qd8 14.Be2 h6 15.Bxf6 Bxf6
16.O-O a5 17.Bf3 Bd7 18.Nc5 Be8 19.Nd5 Be7 20.Nd3 dxe3 21.fxe3 f5 22.Nxe7+
Qxe7 23.Bd5+ Kh8 24.Qc3 e4 25.Nf4 Rf6 26.c5 Rc8 27.b4 axb4 28.axb4 Na7 29.
Bc4 Bf7 30.Nd5 Bxd5 31.Rxd5 Rcf8 32.b5 Qe8 33.Re5 Qb8 34.Qd4 b6 35.c6 Rxc6
36.Rexf5 Rxf5 37.Rxf5 Rd6 38.Qxe4 Rd1+ 39.Bf1 Qd8 40.Rf7 Nxb5 41.Qg4 Rxf1+
42.Rxf1 Nd6 43.Qd4 Qc7 44.Rf8+ Kh7 45.Qd3+ g6 46.Qd4 Nf7 47.h3 h5 48.Qf6 
Qc1+ 49.Kh2 Qc7+ 50.Qf4 Ne5 51.Re8 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.20"]
[Round "8"]
[White "Kasparov, Garry"]
[Black "Huebner, Robert"]
[Result "1-0"]
[WhiteElo "2740"]
[BlackElo "2625"]
[ECO "D46"]
[EventDate "1986.12.12"]
[PlyCount "63"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.e3 e6 5.Nf3 Nbd7 6.Bd3 Bb4 7.a3 Bd6 8.e4 dxe4 
9.Nxe4 Nxe4 10.Bxe4 e5 11.O-O O-O 12.Bc2 Re8 13.Re1 exd4 14.Rxe8+ Qxe8 15.
Qxd4 Be7 16.Bg5 Bxg5 17.Nxg5 Nf6 18.Rd1 Be6 19.Re1 Qd8 20.Nxe6 fxe6 21.Qe3
Kh8 22.h3 Qd7 23.g4 Re8 24.Qe5 Qd8 25.Kg2 Qb6 26.Rd1 c5 27.Ba4 Rf8 28.Rd6 
Qc7 29.Rxe6 Qf7 30.Qxc5 Nxg4 31.Qxf8+ Qxf8 32.hxg4 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.20"]
[Round "8"]
[White "Portisch, Lajos"]
[Black "Kortschnoj, Viktor"]
[Result "0-1"]
[WhiteElo "2605"]
[BlackElo "2650"]
[ECO "E62"]
[EventDate "1986.12.12"]
[PlyCount "92"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Nf3 O-O 5.Bg2 d6 6.Nc3 Nc6 7.O-O Bf5 8.Ne1 Qc8
9.e4 Bh3 10.Nc2 Bxg2 11.Kxg2 e5 12.d5 Ne7 13.Ne1 Nd7 14.Nd3 a5 15.Bg5 f6 
16.Be3 b6 17.f4 f5 18.Qe2 Qa6 19.Nb5 fxe4 20.Nf2 Nf5 21.Rac1 Qb7 22.fxe5 
Nxe5 23.Bf4 e3 24.Bxe5 Bxe5 25.Nd3 Rae8 26.Nxe5 Rxe5 27.g4 c6 28.dxc6 
Qxc6+ 29.Kh3 Ng7 30.Rxf8+ Kxf8 31.Rf1+ Kg8 32.Nd4 Qe4 33.Qf3 Qxf3+ 34.Nxf3
Re4 35.b3 Ne6 36.Kg3 g5 37.Re1 h6 38.h4 Kg7 39.hxg5 hxg5 40.Rd1 e2 41.Re1 
Kf6 42.Nd2 Re5 43.Nf3 Re4 44.Nd2 Re5 45.Nf3 Nf4 46.Rh1 Nd3 0-1

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.20"]
[Round "8"]
[White "Short, Nigel David"]
[Black "Nunn, John Denis Martin"]
[Result "0-1"]
[WhiteElo "2615"]
[BlackElo "2595"]
[ECO "C89"]
[EventDate "1986.12.12"]
[PlyCount "78"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 
9.exd5 Nxd5 10.Nxe5 Nxe5 11.Rxe5 c6 12.d4 Bd6 13.Re2 Qh4 14.g3 Qh5 15.Nd2 
Bh3 16.f3 Bc7 17.a4 b4 18.c4 Nf6 19.Ne4 Qg6 20.Nf2 Bf5 21.Bc2 Rfe8 22.Bxf5
Qxf5 23.Rxe8+ Rxe8 24.Kg2 Rd8 25.Be3 Bb6 26.Qb3 Bxd4 27.Rd1 c5 28.Bxd4 
cxd4 29.Qxb4 Qd7 30.Qb6 h5 31.Qxa6 Rb8 32.Rd2 h4 33.Qa5 Rb3 34.Qc5 Qb7 35.
Rd3 h3+ 36.Kxh3 Rxd3 37.Nxd3 Qxf3 38.Qxd4 Qf1+ 39.Kh4 Qf5 0-1

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.22"]
[Round "9"]
[White "Kasparov, Garry"]
[Black "Short, Nigel David"]
[Result "1-0"]
[WhiteElo "2740"]
[BlackElo "2615"]
[ECO "D55"]
[EventDate "1986.12.12"]
[PlyCount "65"]

1.d4 e6 2.Nf3 Nf6 3.c4 d5 4.Nc3 Be7 5.Bg5 h6 6.Bxf6 Bxf6 7.e3 O-O 8.Rc1 c6
9.Bd3 Nd7 10.O-O dxc4 11.Bxc4 e5 12.h3 exd4 13.exd4 Nb6 14.Bb3 Bf5 15.Re1 
Bg5 16.Ra1 Nd7 17.d5 Rc8 18.Nd4 Bg6 19.Ne6 fxe6 20.dxe6 Kh7 21.Qxd7 Qb6 
22.e7 Rfe8 23.Qg4 Qc5 24.Ne4 Qxe7 25.Bc2 Rf8 26.g3 Qd8 27.Rad1 Qa5 28.h4 
Be7 29.Nc3 Bxc2 30.Rxe7 Rg8 31.Rdd7 Bf5 32.Rxg7+ Kh8 33.Qd4 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.22"]
[Round "9"]
[White "Kortschnoj, Viktor"]
[Black "Nunn, John Denis Martin"]
[Result "1/2-1/2"]
[WhiteElo "2650"]
[BlackElo "2595"]
[ECO "B06"]
[EventDate "1986.12.12"]
[PlyCount "86"]

1.d4 g6 2.e4 d6 3.c3 Nf6 4.Bd3 Bg7 5.Nf3 O-O 6.O-O c5 7.dxc5 dxc5 8.h3 Nc6
9.Qe2 Qc7 10.Re1 Nd7 11.Bc2 b6 12.a4 Bb7 13.Nbd2 Rad8 14.Nf1 Qc8 15.Bg5 
Ba6 16.Qe3 Qb7 17.Rad1 c4 18.Nd4 Nde5 19.Nb5 Na5 20.Qe2 Bxb5 21.axb5 Qc7 
22.f4 Nd3 23.Bxd3 cxd3 24.Rxd3 h6 25.Bh4 Rxd3 26.Qxd3 Rd8 27.Qe2 Qxf4 28.
Bxe7 Re8 29.Bb4 Nb7 30.Qf3 Qe5 31.Ne3 Qxb5 32.Rf1 Qd7 33.Nd5 Nc5 34.Bxc5 
bxc5 35.Rd1 Qb7 36.Rd2 Qc6 37.Rf2 Qd7 38.Qf4 Re5 39.Rd2 Qe6 40.Nc7 Qe7 41.
Nd5 Qe6 42.Nc7 Qe7 43.Nd5 Qe6 1/2-1/2

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.22"]
[Round "9"]
[White "Huebner, Robert"]
[Black "Portisch, Lajos"]
[Result "1-0"]
[WhiteElo "2625"]
[BlackElo "2605"]
[ECO "C92"]
[EventDate "1986.12.12"]
[PlyCount "87"]

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 Bb7 10.d4 Re8 11.Nbd2 Bf8 12.a4 Qd7 13.d5 Ne7 14.c4 Ng6 15.Bc2 c6 16.
b3 b4 17.Nh2 Qc7 18.Ng4 Be7 19.Nf1 cxd5 20.cxd5 Nxg4 21.hxg4 Bc8 22.Ne3 
Bg5 23.Nf5 Bxc1 24.Rxc1 Qd8 25.Bd3 Ne7 26.Qd2 Rb8 27.Rc2 Nxf5 28.gxf5 f6 
29.Rec1 Re7 30.Rc6 Ra7 31.Qe2 a5 32.Bb5 Bb7 33.Rc7 Rc8 34.Qc4 Raa8 35.f3 
Kf8 36.Kf2 Rab8 37.Ke3 g6 38.Bd7 Rxc7 39.Qxc7 Qxc7 40.Rxc7 Ba6 41.Be6 Rb7 
42.Rc6 Bf1 43.Rxd6 Bc4 44.Rd8+ 1-0

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.23"]
[Round "10"]
[White "Portisch, Lajos"]
[Black "Kasparov, Garry"]
[Result "1/2-1/2"]
[WhiteElo "2605"]
[BlackElo "2740"]
[ECO "D58"]
[EventDate "1986.12.12"]
[PlyCount "42"]

1.c4 e6 2.Nc3 d5 3.d4 Be7 4.Nf3 Nf6 5.Bg5 h6 6.Bh4 O-O 7.e3 b6 8.Rc1 Bb7 
9.Bd3 dxc4 10.Bxc4 Nbd7 11.O-O c5 12.Qe2 a6 13.a4 cxd4 14.exd4 Nh5 15.Bxe7
Qxe7 16.d5 Nf4 17.Qe3 Qf6 18.Ne4 Qf5 19.Ng3 Qf6 20.Ne4 Qf5 21.Ng3 Qf6 
1/2-1/2

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.23"]
[Round "10"]
[White "Short, Nigel David"]
[Black "Kortschnoj, Viktor"]
[Result "0-1"]
[WhiteElo "2615"]
[BlackElo "2650"]
[ECO "C19"]
[EventDate "1986.12.12"]
[PlyCount "72"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3 Qa5 8.Bd2 
Nbc6 9.Be2 cxd4 10.cxd4 Qa4 11.Be3 b6 12.Qd3 Nb4 13.Qb5+ Qxb5 14.Bxb5+ 
Nbc6 15.Bd2 Bd7 16.Ba6 f6 17.exf6 gxf6 18.Bc3 h5 19.Nh4 Kf7 20.O-O Rag8 
21.f4 Rg4 22.g3 Rxh4 23.gxh4 Nf5 24.Kf2 Ncxd4 25.Bxd4 Nxd4 26.c4 Nb3 27.
Rad1 Nc5 28.Bb5 Bxb5 29.cxb5 Kg6 30.Rg1+ Kf5 31.Ke3 Rc8 32.Rg7 Nb3 33.Rd3 
d4+ 34.Kf3 Rc3 35.Rxc3 dxc3 36.Rc7 c2 0-1

[Event "OHRA-A it"]
[Site "Brussels BEL"]
[Date "1986.12.23"]
[Round "10"]
[White "Nunn, John Denis Martin"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2595"]
[BlackElo "2625"]
[ECO "C16"]
[EventDate "1986.12.12"]
[PlyCount "63"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Qd7 5.Bd2 b6 6.Bb5 c6 7.Ba4 a5 8.a3 Bf8 9.
Nce2 Ba6 10.c3 Ne7 11.Nf3 Nf5 12.O-O Be7 13.Re1 Bxe2 14.Qxe2 Na6 15.Bc2 
Nc7 16.a4 g6 17.Rad1 h5 18.g3 Kf8 19.Kg2 Kg7 20.h3 Rag8 21.Rh1 Qd8 22.b4 
Qa8 23.g4 Nh6 24.Ng5 b5 25.bxa5 Qxa5 26.axb5 Nxb5 27.c4 Nxd4 28.Nxe6+ Nxe6
29.Bxa5 Nf4+ 30.Kf3 Nxe2 31.Kxe2 hxg4 32.hxg4 1/2-1/2

