[Event "candidates sf"]
[Site "Abano Terme ITA"]
[Date "1980.08.02"]
[Round "1.1"]
[White "Huebner, Robert"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2655"]
[ECO "B90"]
[EventDate "1980.08.02"]
[PlyCount "54"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nf3 Qc7 8.a4 Be7
9.a5 Nbd7 10.Nd2 Nc5 11.Nd5 Nxd5 12.exd5 Bf5 13.Be2 h6 14.O-O O-O 15.b4 
Nd7 16.c4 Bg5 17.Bxg5 hxg5 18.Nb3 Nf6 19.Qd2 g4 20.Rfc1 Qd7 21.Qe3 Bg6 22.
Nd2 Rad8 23.Qg3 Bf5 24.Qh4 Qe7 25.Qg5 Bg6 26.Qe3 Bf5 27.Qg5 Bg6 1/2-1/2

[Event "candidates sf"]
[Site "Abano Terme ITA"]
[Date "1980.08.03"]
[Round "1.2"]
[White "Portisch, Lajos"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2655"]
[BlackElo "2600"]
[ECO "A29"]
[EventDate "1980.08.02"]
[PlyCount "77"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.g3 Nd4 5.Bg2 Nxf3+ 6.Bxf3 Bb4 7.Qb3 Bc5 8.d3
O-O 9.O-O c6 10.Bg2 Re8 11.Bd2 Bb6 12.Qc2 h6 13.Na4 Bc7 14.Rac1 d6 15.b4 
Bd7 16.Nc3 Qc8 17.Rfe1 Bh3 18.Bh1 a6 19.a4 a5 20.Rb1 axb4 21.Rxb4 Ba5 22.
Rb2 Qc7 23.Reb1 Reb8 24.Ra1 Nd7 25.Ne4 Bf5 26.Be3 Ra6 27.Bf3 Bxe4 28.Bxe4 
Bb6 29.Bxb6 Nxb6 30.e3 Rba8 31.Rb4 R8a7 32.d4 Nd7 33.Qd1 exd4 34.exd4 Rb6 
35.Rxb6 Nxb6 36.Bc2 Nd7 37.Qe2 Nf6 38.Re1 Kf8 39.Qd2 1/2-1/2

[Event "candidates sf"]
[Site "Abano Terme ITA"]
[Date "1980.08.05"]
[Round "1.3"]
[White "Huebner, Robert"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2655"]
[ECO "B90"]
[EventDate "1980.08.02"]
[PlyCount "119"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nf3 Qc7 8.a4 Be7
9.a5 O-O 10.Be2 Be6 11.O-O Nbd7 12.Ng5 Bc4 13.Ra4 Bxe2 14.Qxe2 Rfc8 15.Nf3
Qc6 16.Rd1 Bf8 17.h3 h6 18.Qd3 Be7 19.Rda1 Nc5 20.Bxc5 Qxc5 21.Nd2 Rc6 22.
Nc4 Bd8 23.Rd1 Rb8 24.Nd5 Nxd5 25.Qxd5 Bc7 26.Ne3 Qxd5 27.Rxd5 Kf8 28.Kf1 
Bd8 29.Nc4 Ke7 30.b3 Ke6 31.Ra1 Bc7 32.Rad1 g6 33.Ke2 f5 34.f3 fxe4 35.
fxe4 Rf8 36.g3 Bb8 37.R1d3 Bc7 38.h4 h5 39.c3 Bb8 40.Nd2 Ba7 41.Nf3 Ke7 
42.c4 Bc5 43.Rd1 b5 44.axb6 Bxb6 45.Rf1 Rc5 46.Nd2 Rxf1 47.Nxf1 Rc8 48.Ne3
Bc5 49.Rd3 a5 50.Nd5+ Kf7 51.Nc3 Ra8 52.Rf3+ Kg8 53.Nd5 a4 54.bxa4 Rxa4 
55.Nf6+ Kh8 56.Rb3 Kg7 57.Nd5 Ra2+ 58.Kf1 Rc2 59.Rb7+ Kf8 60.Rb8+ 1/2-1/2

[Event "candidates sf"]
[Site "Abano Terme ITA"]
[Date "1980.08.09"]
[Round "1.4"]
[White "Portisch, Lajos"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2655"]
[BlackElo "2600"]
[ECO "A14"]
[EventDate "1980.08.02"]
[PlyCount "95"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 e6 4.g3 Nc6 5.Bg2 d5 6.cxd5 Nxd5 7.O-O Be7 8.d4 
O-O 9.e4 Nxc3 10.bxc3 cxd4 11.cxd4 Bf6 12.Be3 b6 13.Qa4 Bd7 14.Qa3 Rc8 15.
Rac1 Na5 16.Qd3 Bc6 17.Rfd1 Qd7 18.d5 exd5 19.exd5 Bb5 20.Qb1 Rxc1 21.Rxc1
Bc4 22.Rd1 Qa4 23.Ng5 g6 24.Ne4 Bg7 25.Rd2 Bb5 26.Nd6 Bd7 27.Bf4 Nc4 28.
Nxc4 Qxc4 29.Rc2 Qd3 30.Qc1 Bf5 31.Rc7 Re8 32.h3 Bd4 33.Qd2 Qxd2 34.Bxd2 
Re2 35.Be3 Bxe3 36.fxe3 h5 37.Bf3 Rxe3 38.Kf2 Ra3 39.g4 hxg4 40.hxg4 Rxa2+
41.Ke3 Ra3+ 42.Kf2 Ra2+ 43.Kg3 Bb1 44.d6 Rd2 45.d7 Kf8 46.Bc6 Ke7 47.Rxa7 
Rd6 48.Ra8 1/2-1/2

[Event "candidates sf"]
[Site "Abano Terme ITA"]
[Date "1980.08.10"]
[Round "1.5"]
[White "Huebner, Robert"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2655"]
[ECO "A34"]
[EventDate "1980.08.02"]
[PlyCount "121"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nb4 6.Bc4 Nd3+ 7.Ke2 Nf4+ 8.
Kf1 Ne6 9.b4 cxb4 10.Nd5 g6 11.Bb2 Bg7 12.Bxg7 Nxg7 13.Nxb4 O-O 14.d4 Bg4 
15.Qd2 Bxf3 16.gxf3 Nc6 17.Nxc6 bxc6 18.f4 e6 19.Qe3 Qf6 20.Be2 Rfd8 21.
Rd1 Rab8 22.a3 Rb2 23.Kg2 Rdb8 24.Rhe1 R8b3 25.Rd3 Rxd3 26.Qxd3 Qxf4 27.
Rb1 Rxb1 28.Qxb1 Ne8 29.Qc2 Nf6 30.Bf3 g5 31.h3 h5 32.e5 g4 33.Bxc6 gxh3+ 
34.Kxh3 Ng4 35.f3 Ne3 36.Qh2 Qxh2+ 37.Kxh2 Nf5 38.d5 Ne7 39.Kg3 exd5 40.
Bb5 Ng6 41.f4 Kg7 42.Be2 Kh6 43.Bd1 Ne7 44.Bc2 Nc8 45.Kh4 Nb6 46.Bd1 Nc4 
47.Bxh5 Kg7 48.Kg3 Nxa3 49.Kf2 Nc2 50.Bd1 Nd4 51.Ke3 Nf5+ 52.Kd3 Kg6 53.
Ba4 Ng7 54.Kd4 Kf5 55.Kxd5 Kxf4 56.Bb3 Ne6 57.Kd6 Ng5 58.Kc6 Kxe5 59.Kb7 
f5 60.Kxa7 f4 61.Bd1 1/2-1/2

[Event "candidates sf"]
[Site "Abano Terme ITA"]
[Date "1980.08.12"]
[Round "1.6"]
[White "Portisch, Lajos"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2655"]
[BlackElo "2600"]
[ECO "E12"]
[EventDate "1980.08.02"]
[PlyCount "60"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Be7 5.Nc3 d5 6.cxd5 exd5 7.Bf4 O-O 8.e3 c5 
9.Ne5 Bb7 10.Be2 Nc6 11.O-O Rc8 12.dxc5 bxc5 13.Bf3 Bd6 14.Nd3 Ba6 15.Bg5 
d4 16.Nd5 Ne5 17.Bxf6 gxf6 18.Be4 Bxd3 19.Bxd3 Nxd3 20.Qxd3 Bxh2+ 21.Kxh2 
Qxd5 22.exd4 Qxd4 23.Qxd4 cxd4 24.Rac1 d3 25.Rfd1 Rxc1 26.Rxc1 Rb8 27.b4 
d2 28.Rd1 Rd8 29.Kg1 Rd3 30.Kf1 Rxa3 1/2-1/2

[Event "candidates sf"]
[Site "Abano Terme ITA"]
[Date "1980.08.13"]
[Round "1.7"]
[White "Huebner, Robert"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2655"]
[ECO "A14"]
[EventDate "1980.08.02"]
[PlyCount "84"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 e6 4.g3 Nc6 5.Bg2 d5 6.cxd5 Nxd5 7.O-O Be7 8.d4 
O-O 9.e4 Ndb4 10.a3 cxd4 11.axb4 dxc3 12.bxc3 Qc7 13.Be3 Rd8 14.Qe2 Bd7 
15.Rfd1 Be8 16.Rxd8 Rxd8 17.Qc4 a6 18.Bf4 Qc8 19.Bf1 Na7 20.Qb3 Nb5 21.Rc1
Qc6 22.c4 Nd4 23.Nxd4 Rxd4 24.Be3 Rd8 25.f3 Qc7 26.Be2 h5 27.Kf2 h4 28.c5 
Bc6 29.Rd1 Rxd1 30.Qxd1 Qe5 31.Qd4 Bf6 32.Qxe5 Bxe5 33.Bd2 Bd4+ 34.Kg2 
hxg3 35.hxg3 Kf8 36.Bc4 Ke7 37.Kf1 Bb5 38.Bxb5 axb5 39.g4 f5 40.exf5 exf5 
41.gxf5 Kf6 42.Ke2 Kxf5 1/2-1/2

[Event "candidates sf"]
[Site "Abano Terme ITA"]
[Date "1980.08.16"]
[Round "1.8"]
[White "Portisch, Lajos"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2655"]
[BlackElo "2600"]
[ECO "E52"]
[EventDate "1980.08.02"]
[PlyCount "88"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 b6 7.O-O Bb7 8.a3 Bd6 
9.b4 dxc4 10.Bxc4 Nbd7 11.Bb2 a5 12.b5 e5 13.Re1 e4 14.Nd2 Qe7 15.Be2 Rad8
16.f4 Nd5 17.Nxd5 Bxd5 18.Nc4 f5 19.Ne5 Qe6 20.Kh1 h6 21.Rg1 Nxe5 22.dxe5 
Bc5 23.Qc1 Kh7 24.g4 g6 25.Rg3 Bb7 26.gxf5 gxf5 27.Bc4 Bd5 28.Bxd5 Rxd5 
29.Qc2 Rg8 30.Rxg8 Kxg8 31.Rg1+ Kh7 32.Qg2 Rd7 33.Qg3 Bf8 34.Rc1 Qb3 35.
Bd4 Bxa3 36.Ra1 Bf8 37.Qh3 Qe6 38.Qf1 Rd5 39.Qc4 Bc5 40.Rg1 Bxd4 41.exd4 
e3 42.Kg2 Qg8+ 43.Kh1 Qe6 44.Kg2 Qg8+ 1/2-1/2

[Event "candidates sf"]
[Site "Abano Terme ITA"]
[Date "1980.08.19"]
[Round "1.9"]
[White "Huebner, Robert"]
[Black "Portisch, Lajos"]
[Result "1-0"]
[WhiteElo "2600"]
[BlackElo "2655"]
[ECO "B90"]
[EventDate "1980.08.02"]
[PlyCount "80"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e6 7.f4 b5 8.Qf3 Bb7 
9.Bd3 Nbd7 10.g4 Nc5 11.g5 b4 12.gxf6 bxc3 13.fxg7 Bxg7 14.bxc3 Qc7 15.Rb1
O-O-O 16.Ke2 Rhe8 17.Rhg1 Bh8 18.f5 e5 19.Nb3 Nxe4 20.Bxe4 Qc4+ 21.Kd2 
Bxe4 22.Qf2 Kd7 23.Bb6 Rb8 24.Kc1 Ba8 25.Nd2 Qa4 26.f6 Bd5 27.c4 Bxc4 28.
Rg4 Qa3+ 29.Rb2 Be6 30.Nc4 Qh3 31.Nxe5+ dxe5 32.Rd4+ Bd5 33.Rxd5+ Ke6 34.
Rc5 Qh6+ 35.Kb1 Qf4 36.Rc6+ Kf5 37.Qe2 h6 38.Rb3 Kg6 39.Rf3 Qd4 40.Rb3 Qd5
1-0

[Event "candidates sf"]
[Site "Abano Terme ITA"]
[Date "1980.08.21"]
[Round "1.10"]
[White "Portisch, Lajos"]
[Black "Huebner, Robert"]
[Result "0-1"]
[WhiteElo "2655"]
[BlackElo "2600"]
[ECO "D41"]
[EventDate "1980.08.02"]
[PlyCount "98"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 e6 4.g3 Nc6 5.Bg2 d5 6.cxd5 Nxd5 7.O-O Be7 8.d4 
O-O 9.Nxd5 exd5 10.dxc5 Bxc5 11.Qc2 Bb6 12.Rd1 Qf6 13.Bg5 Qe6 14.Bf4 h6 
15.Qd3 Rd8 16.a4 Qe7 17.Bd2 Bg4 18.a5 Bc5 19.Rac1 a6 20.Re1 Rac8 21.h3 Be6
22.e3 Bb4 23.Ra1 Qd7 24.Kh2 Bf5 25.Qb3 Bxd2 26.Nxd2 d4 27.Nf1 d3 28.Red1 
Qe7 29.Qa3 Nb4 30.e4 Be6 31.Rd2 Rd4 32.Ne3 Rc5 33.Rad1 Qd8 34.Nd5 Bxd5 35.
exd5 Qxa5 36.Qxa5 Rxa5 37.Rc1 Nc2 38.Rcd1 Nb4 39.Rc1 g6 40.Rc3 b6 41.f4 
Ra1 42.Bf3 b5 43.Kg2 Rc4 44.Kf2 Kf8 45.Bd1 Rxc3 46.bxc3 Nxd5 47.Rxd3 Nxc3 
48.Bc2 b4 49.Ke3 a5 0-1

[Event "candidates sf"]
[Site "Abano Terme ITA"]
[Date "1980.08.24"]
[Round "1.11"]
[White "Huebner, Robert"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2655"]
[ECO "A33"]
[EventDate "1980.08.02"]
[PlyCount "107"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 Nc6 4.d4 cxd4 5.Nxd4 e6 6.Ndb5 d5 7.cxd5 Nxd5 8.e4
Nxc3 9.Qxd8+ Kxd8 10.Nxc3 Bc5 11.Bb5 Bd7 12.Bxc6 Bxc6 13.Ke2 Ke7 14.Be3 
Bd6 15.Rhd1 b5 16.Rac1 Rhc8 17.f3 Bxh2 18.Rh1 Bd6 19.Rxh7 b4 20.Nd1 Bb5+ 
21.Kf2 Rxc1 22.Bxc1 Rc8 23.Bg5+ Kd7 24.f4 Rc2+ 25.Kg3 Bf8 26.f5 exf5 27.
exf5 Bd3 28.Rh8 Bd6+ 29.Bf4 Bc5 30.Be3 Bxe3 31.Nxe3 Rxb2 32.Rf8 Rxa2 33.
Rxf7+ Kd6 34.Rb7 a5 35.Kf3 Ra3 36.g4 b3 37.g5 Kc6 38.f6 gxf6 39.gxf6 Bg6 
40.Rb8 Kc7 41.Rb5 a4 42.Nc4 Ra1 43.Ke2 a3 44.Rxb3 a2 45.Ra3 Bh5+ 46.Kf2 
Rh1 47.Ra7+ Kb8 48.Rxa2 Rh2+ 49.Kg3 Rxa2 50.Ne5 Kc7 51.f7 Ra8 52.Kh4 Rh8 
53.Kg5 Kd6 54.Kf6 1/2-1/2

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.07.21"]
[Round "1.1"]
[White "Kortschnoj, Viktor"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[WhiteElo "2695"]
[BlackElo "2635"]
[ECO "A33"]
[EventDate "1980.07.21"]
[PlyCount "82"]

1.c4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bf4 Bb4 7.Nb5 O-O 8.Bc7 
Qe7 9.Bd6 Bxd6 10.Qxd6 Qd8 11.g3 a6 12.Na3 Qb6 13.Rb1 Qb4 14.Qxb4 Nxb4 15.
Bg2 d5 16.cxd5 exd5 17.Rd1 Be6 18.O-O Rfd8 19.e3 Rab8 20.b3 Ne4 21.Nxe4 
dxe4 22.Rxd8+ Rxd8 23.Bxe4 Nxa2 24.Bxb7 a5 25.Nc2 Rb8 26.Bc6 Bxb3 27.Ra1 
Bc4 28.Na3 Be6 29.Nb5 f6 30.e4 Nb4 31.Nd4 Bh3 32.Bb5 Rd8 33.Bc4+ Kf8 34.
Be6 Rxd4 35.Bxh3 Rxe4 36.Rxa5 Re1+ 37.Kg2 Nc6 38.Ra6 Ne5 39.Ra8+ Kf7 40.
Ra7+ Kg6 41.Be6 Re2 1/2-1/2

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.07.22"]
[Round "1.2"]
[White "Polugaevsky, Lev"]
[Black "Kortschnoj, Viktor"]
[Result "1/2-1/2"]
[WhiteElo "2635"]
[BlackElo "2695"]
[ECO "E19"]
[EventDate "1980.07.21"]
[PlyCount "47"]

1.Nf3 Nf6 2.c4 b6 3.g3 Bb7 4.Bg2 e6 5.O-O Be7 6.d4 O-O 7.Nc3 Ne4 8.Qc2 
Nxc3 9.Qxc3 f5 10.b3 Bf6 11.Bb2 d6 12.Rad1 a5 13.Ne1 Bxg2 14.Nxg2 Nc6 15.
Qf3 Qd7 16.Nf4 Bxd4 17.Bxd4 Nxd4 18.Rxd4 e5 19.Rd5 exf4 20.Qxf4 Rae8 21.
Qf3 Re4 22.Rfd1 g6 23.R1d4 Rfe8 24.e3 1/2-1/2

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.07.24"]
[Round "1.3"]
[White "Kortschnoj, Viktor"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[WhiteElo "2695"]
[BlackElo "2635"]
[ECO "A17"]
[EventDate "1980.07.21"]
[PlyCount "60"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 b6 4.e4 Bb7 5.Bd3 c5 6.O-O Nc6 7.e5 Ng4 8.Be4 Qc8 
9.Re1 d6 10.exd6 Bxd6 11.d4 cxd4 12.Nb5 Bc5 13.Nfxd4 h5 14.h3 Nxd4 15.Nxd4
Bxe4 16.Rxe4 Nf6 17.Re1 O-O 18.Nc2 Rd8 19.Qe2 Qd7 20.Bf4 Qd3 21.Qxd3 Rxd3 
22.Rad1 Rxd1 23.Rxd1 Rc8 24.Kf1 Kf8 25.Be5 Ke8 26.b3 Be7 27.Nd4 a6 28.Nf3 
g6 29.Bd4 Nd7 30.Ne5 Nxe5 1/2-1/2

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.07.25"]
[Round "1.4"]
[White "Polugaevsky, Lev"]
[Black "Kortschnoj, Viktor"]
[Result "0-1"]
[WhiteElo "2635"]
[BlackElo "2695"]
[ECO "E19"]
[EventDate "1980.07.21"]
[PlyCount "128"]

1.Nf3 Nf6 2.c4 b6 3.g3 Bb7 4.Bg2 e6 5.O-O Be7 6.d4 O-O 7.Nc3 Ne4 8.Qc2 
Nxc3 9.Qxc3 f5 10.b3 Bf6 11.Bb2 d6 12.Rad1 a5 13.Ne1 Bxg2 14.Nxg2 Nc6 15.
Qd2 Qd7 16.d5 Nd8 17.Bxf6 Rxf6 18.dxe6 Nxe6 19.Ne3 Re8 20.Nd5 Rg6 21.e3 
Qd8 22.f3 Nc5 23.Nf4 Rf6 24.Rfe1 Rf7 25.Qc2 Nd7 26.Nd5 c6 27.Nc3 Qf6 28.
Qd2 Rfe7 29.Kg2 Nc5 30.Na4 Nxa4 31.bxa4 Qf7 32.Qd4 Re5 33.Qxb6 Qxc4 34.Qb3
Qxb3 35.axb3 R5e6 36.Kf2 Kf7 37.Rd3 Ke7 38.Rc1 c5 39.Rc4 Rh6 40.h4 Rb8 41.
Rf4 Rf6 42.g4 g6 43.h5 Rb4 44.hxg6 hxg6 45.Kg3 Ke6 46.gxf5+ gxf5 47.Rxb4 
axb4 48.Rd1 d5 49.a5 Rf8 50.a6 Ra8 51.Ra1 Kd6 52.e4 fxe4 53.fxe4 c4 54.Kf4
cxb3 55.Ke3 Kc5 56.Rc1+ Kb5 57.exd5 Rxa6 58.Kd3 Rh6 59.Rb1 Rh3+ 60.Kd4 Rc3
61.Rd1 b2 62.Rb1 Rc2 63.d6 Kc6 64.Ke5 b3 0-1

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.07.28"]
[Round "1.5"]
[White "Kortschnoj, Viktor"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[WhiteElo "2695"]
[BlackElo "2635"]
[ECO "A33"]
[EventDate "1980.07.21"]
[PlyCount "62"]

1.c4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Ndb5 Bb4 7.Bf4 O-O 8.Bc7
Qe7 9.Bd6 Bxd6 10.Qxd6 Qd8 11.O-O-O a6 12.Nd4 Ne8 13.Nxc6 bxc6 14.Qd4 d6 
15.c5 d5 16.f4 Nf6 17.e4 a5 18.g3 Ba6 19.Bxa6 Rxa6 20.Rd2 Qb8 21.Re1 Ra7 
22.exd5 cxd5 23.a3 Rb7 24.Rc2 Rb3 25.f5 Re8 26.Rce2 Rc8 27.fxe6 fxe6 28.
Rf2 Qa7 29.Rxf6 gxf6 30.Qg4+ Kh8 31.Qxe6 Qxc5 1/2-1/2

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.07.31"]
[Round "1.6"]
[White "Polugaevsky, Lev"]
[Black "Kortschnoj, Viktor"]
[Result "1-0"]
[WhiteElo "2635"]
[BlackElo "2695"]
[ECO "E17"]
[EventDate "1980.07.21"]
[PlyCount "99"]

1.Nf3 Nf6 2.c4 b6 3.g3 Bb7 4.Bg2 e6 5.O-O Be7 6.d4 O-O 7.d5 exd5 8.Nd4 Nc6
9.cxd5 Nxd4 10.Qxd4 c5 11.Qd3 d6 12.a4 a6 13.Na3 b5 14.Bf4 b4 15.Nc4 a5 
16.e4 Ba6 17.Qc2 Bxc4 18.Qxc4 Nd7 19.Rfd1 Nb6 20.Qb5 Qc7 21.Bh3 Rfb8 22.
Qc6 Qd8 23.e5 Nc4 24.exd6 Bxd6 25.Bxd6 Nxd6 26.Qxc5 b3 27.Rd4 Rb7 28.Rc1 
h6 29.Qc3 Rab8 30.Qe3 Re7 31.Qf4 Re2 32.Rc6 Rb6 33.Qc1 Qf6 34.Qf4 Qd8 35.
Rd2 g5 36.Qd4 Rb4 37.Qc3 Re1+ 38.Bf1 Rxa4 39.Re2 Rxe2 40.Bxe2 Qe7 41.Bd3 
Ra1+ 42.Kg2 Rd1 43.Ra6 Qd8 44.Qd4 f5 45.Ra7 Qf8 46.Qc3 a4 47.Qc7 Qf7 48.
Ra8+ Kg7 49.Qxd6 Rxd3 50.Qe5+ 1-0

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.08.01"]
[Round "1.7"]
[White "Kortschnoj, Viktor"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[WhiteElo "2695"]
[BlackElo "2635"]
[ECO "A33"]
[EventDate "1980.07.21"]
[PlyCount "118"]

1.c4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Ndb5 Bb4 7.Bf4 O-O 8.Bd6
Bxd6 9.Nxd6 Ne8 10.Qd2 Nxd6 11.Qxd6 Qb6 12.Rb1 Rd8 13.g3 Qb4 14.Qxb4 Nxb4 
15.Bg2 Kf8 16.O-O Ke7 17.Rfd1 Rb8 18.Rd2 b6 19.a3 Nc6 20.Nb5 Bb7 21.b4 Ne5
22.Nd6 Bxg2 23.Kxg2 f5 24.Rbd1 Ng4 25.Rd4 Nf6 26.Kf3 Ne8 27.Nxe8 Kxe8 28.
Rh4 h6 29.g4 fxg4+ 30.Rxg4 Kf7 31.Rgd4 Ke7 32.Kg4 Rbc8 33.Kh5 Rc6 34.f4 d6
35.Kg6 Rf8 36.b5 Rc5 37.Rxd6 Rf6+ 38.Kh7 Rxf4 39.Rd7+ Kf6 40.Rxa7 Rfxc4 
41.a4 g5 42.Rdd7 g4 43.Rg7 Re4 44.Rg6+ Ke5 45.Rxh6 Rcc4 46.Rh5+ Kd6 47.Ra6
Kc7 48.Rh4 Rxa4 49.Rxa4 Rxa4 50.h3 Ra5 51.Rxg4 Rxb5 52.Kg6 Re5 53.e4 b5 
54.h4 b4 55.h5 b3 56.Rg3 Rb5 57.Rg1 b2 58.Rb1 Kd6 59.h6 Rb3 1/2-1/2

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.08.04"]
[Round "1.8"]
[White "Polugaevsky, Lev"]
[Black "Kortschnoj, Viktor"]
[Result "0-1"]
[WhiteElo "2635"]
[BlackElo "2695"]
[ECO "E17"]
[EventDate "1980.07.21"]
[PlyCount "190"]

1.Nf3 Nf6 2.c4 b6 3.g3 Bb7 4.Bg2 e6 5.O-O Be7 6.d4 O-O 7.d5 exd5 8.Nd4 Bc6
9.cxd5 Bxd5 10.Bxd5 Nxd5 11.e4 Nb4 12.Nc3 Bf6 13.Nf5 Re8 14.f4 d6 15.Qg4 
N8c6 16.e5 dxe5 17.Ne4 exf4 18.Nh6+ Kf8 19.Nxf6 Qxf6 20.Rxf4 Re1+ 21.Kg2 
Ne5 22.Rxf6 Nxg4 23.Rxf7+ Ke8 24.Rxg7 Nxh6 25.a3 Rd8 26.axb4 Rd7 27.Rxd7 
Kxd7 28.Kf2 Rh1 29.Ke2 Nf5 30.Kd3 Kc6 31.b3 Kd5 32.g4 Ne7 33.Bb2 Rxh2 34.
Bc3 Nc6 35.Rf1 Rh3+ 36.Kc2 a6 37.Rf5+ Kd6 38.Rf6+ Kd7 39.Rf7+ Kc8 40.Rf8+ 
Kb7 41.Rf5 Rh2+ 42.Kd3 Rh3+ 43.Kc2 Ne7 44.Re5 Ng6 45.Re4 Rf3 46.g5 Rf5 47.
Bd2 Kc6 48.Re1 Rf7 49.Ra1 Kb5 50.Re1 Ne7 51.Re4 Kc6 52.Rc4+ Kd7 53.Rd4+ 
Ke6 54.Re4+ Kd5 55.Rg4 Ng6 56.Rg1 Ne5 57.Rg2 Ke4 58.Bc3 Ng6 59.Bd2 Nf8 60.
Re2+ Kd5 61.Bc3 Rf5 62.Rd2+ Ke6 63.Bg7 Ng6 64.Rh2 Rf7 65.Bc3 Nf4 66.Bd2 
Nd5 67.Re2+ Kf5 68.Rf2+ Kg6 69.Re2 Re7 70.Rf2 Ne3+ 71.Kd3 Nf5 72.Bf4 Rd7+ 
73.Kc3 Nd6 74.Re2 Nb5+ 75.Kb2 Rf7 76.Re4 Kf5 77.Re1 Nd4 78.Bc1 Nf3 79.Rd1 
Rg7 80.Kc3 Nxg5 81.Rd5+ Kg4 82.Rd4+ Kh5 83.Rd5 h6 84.Kc4 Rg6 85.Be3 b5+ 
86.Kc5 Kg4 87.Rd7 Ne4+ 88.Kd4 Rd6+ 89.Rxd6 Nxd6 90.Kd5 h5 91.Bf2 h4 92.
Bxh4 Kxh4 93.Kc6 Kg4 94.Kxc7 Ne4 95.Kb6 Kf4 0-1

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.08.05"]
[Round "1.9"]
[White "Kortschnoj, Viktor"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[WhiteElo "2695"]
[BlackElo "2635"]
[ECO "A33"]
[EventDate "1980.07.21"]
[PlyCount "49"]

1.c4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Ndb5 Bb4 7.Bf4 O-O 8.Bd6
Bxd6 9.Nxd6 Ne8 10.a3 b6 11.e3 Ba6 12.Nxe8 Rxe8 13.Be2 Ne7 14.O-O d5 15.
Qa4 Bxc4 16.Bxc4 dxc4 17.Qxc4 Qc8 18.Qe4 Qc6 19.Qxc6 Nxc6 20.Nb5 Red8 21.
Rfd1 Kf8 22.Kf1 Ke7 23.Ke2 Rxd1 24.Rxd1 Rc8 25.f3 1/2-1/2

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.08.08"]
[Round "1.10"]
[White "Polugaevsky, Lev"]
[Black "Kortschnoj, Viktor"]
[Result "1/2-1/2"]
[WhiteElo "2635"]
[BlackElo "2695"]
[ECO "A29"]
[EventDate "1980.07.21"]
[PlyCount "63"]

1.c4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.g3 Bb4 5.Nd5 Bc5 6.Bg2 d6 7.O-O Nxd5 8.cxd5 
Nd4 9.Nxd4 Bxd4 10.e3 Bb6 11.f4 O-O 12.b3 f6 13.a4 a5 14.Bb2 Bd7 15.Kh1 
Qe7 16.Qc2 Kh8 17.Rae1 c6 18.d4 exd4 19.exd4 Qf7 20.dxc6 Bxc6 21.Bxc6 bxc6
22.Qc4 Qxc4 23.bxc4 Rfe8 24.Bc3 Kg8 25.Rxe8+ Rxe8 26.Rb1 Ba7 27.Rb7 Re3 
28.c5 Bxc5 29.dxc5 Rxc3 30.cxd6 Rd3 31.Ra7 Rxd6 32.Rxa5 1/2-1/2

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.08.11"]
[Round "1.11"]
[White "Kortschnoj, Viktor"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[WhiteElo "2695"]
[BlackElo "2635"]
[ECO "A30"]
[EventDate "1980.07.21"]
[PlyCount "81"]

1.c4 e6 2.Nc3 c5 3.Nf3 Nf6 4.g3 b6 5.Bg2 Bb7 6.O-O Be7 7.d4 cxd4 8.Qxd4 d6
9.b3 O-O 10.Bb2 a6 11.Rfd1 Nbd7 12.Qd2 Qc7 13.Nd4 Bxg2 14.Kxg2 Qb7+ 15.f3 
Ne5 16.e4 Rfc8 17.Qe2 Nc6 18.Nxc6 Rxc6 19.Rd2 Rb8 20.Nd1 b5 21.Ne3 Ne8 22.
Rad1 Bg5 23.f4 Bd8 24.Qf3 Ba5 25.Re2 Bb6 26.Bd4 Bxd4 27.Rxd4 Rc5 28.Red2 
Rbc8 29.g4 Qe7 30.g5 f6 31.gxf6 Qxf6 32.Qg3 Qf7 33.e5 bxc4 34.exd6 c3 35.
Rc2 Rd8 36.Nc4 Rd5 37.Rxd5 exd5 38.Ne5 Qf5 39.Rxc3 Nxd6 40.Rc7 Ne8 41.Re7 
1/2-1/2

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.08.14"]
[Round "1.12"]
[White "Polugaevsky, Lev"]
[Black "Kortschnoj, Viktor"]
[Result "1-0"]
[WhiteElo "2635"]
[BlackElo "2695"]
[ECO "E17"]
[EventDate "1980.07.21"]
[PlyCount "145"]

1.Nf3 Nf6 2.c4 b6 3.g3 e6 4.Bg2 Be7 5.O-O Bb7 6.d4 O-O 7.d5 exd5 8.Nh4 c6 
9.cxd5 Nxd5 10.Nf5 Bc5 11.e4 Ne7 12.Nxg7 Kxg7 13.b4 Bxb4 14.Qd4+ f6 15.
Qxb4 c5 16.Qd2 Nbc6 17.Bb2 Ba6 18.Rd1 Ne5 19.Na3 N7c6 20.Qe3 Qe7 21.f4 Nc4
22.Nxc4 Bxc4 23.e5 fxe5 24.Bxc6 dxc6 25.Rd7 Qxd7 26.Qxe5+ Kf7 27.Qf6+ Kg8 
28.Qg5+ Kf7 29.Re1 Qe6 30.Qg7+ Ke8 31.Rxe6+ Bxe6 32.Bf6 Bf7 33.Bg5 Kd7 34.
Bh6 c4 35.Qxh7 c5 36.Bxf8 Rxf8 37.Qg7 Ke7 38.Qe5+ Kd7 39.g4 Re8 40.Qf6 Bd5
41.g5 Re2 42.h4 b5 43.Qf5+ Kd6 44.Qf8+ Kc6 45.Qc8+ Kd6 46.Qd8+ Kc6 47.Qa8+
Kd6 48.Qf8+ Kc6 49.a3 Re3 50.h5 c3 51.Qf6+ Be6 52.Kf2 c2 53.Qb2 Rh3 54.Kg2
Bf5 55.Qf6+ Kc7 56.Qxf5 c1=Q 57.Qe5+ Kb6 58.Kxh3 b4 59.axb4 cxb4 60.h6 
Qh1+ 61.Kg4 Qd1+ 62.Kf5 Qc2+ 63.Kf6 b3 64.h7 Qxh7 65.Qe3+ Kc6 66.Qxb3 Qh8+
67.Ke7 Qh4 68.Qc4+ Kb6 69.Qb4+ Kc6 70.Qe4+ Kb5 71.Kf7 a5 72.g6 Qg4 73.Qe5+
1-0

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.08.18"]
[Round "1.13"]
[White "Kortschnoj, Viktor"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[WhiteElo "2695"]
[BlackElo "2635"]
[ECO "A33"]
[EventDate "1980.07.21"]
[PlyCount "126"]

1.c4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Ndb5 Bb4 7.Bf4 O-O 8.Bd6
Bxd6 9.Nxd6 Qb6 10.Qd2 Ne8 11.Nxe8 Rxe8 12.e3 Rd8 13.Be2 d6 14.O-O Bd7 15.
Rfd1 Be8 16.Rab1 Rac8 17.b3 a6 18.Qb2 Ne7 19.Rd3 Qc7 20.Rbd1 b5 21.h3 Qb6 
22.Ne4 d5 23.cxd5 Rxd5 24.Rxd5 Nxd5 25.Bf3 b4 26.Qd4 Qxd4 27.Rxd4 Rc6 28.
Kh2 a5 29.Rd2 Kf8 30.Ng5 h6 31.Bxd5 exd5 32.Nf3 Rc5 33.Kg3 Ke7 34.Kf4 f6 
35.g4 g5+ 36.Kg3 h5 37.Nd4 hxg4 38.Nf5+ Kf8 39.hxg4 Bd7 40.Nd4 Ke7 41.f3 
Rc3 42.Kf2 Rc1 43.Rc2 Rxc2+ 44.Nxc2 f5 45.f4 fxg4 46.fxg5 Ke6 47.Nd4+ Ke5 
48.Kg3 Be8 49.Kxg4 Ke4 50.Kg3 Kxe3 51.Nf5+ Kd2 52.Kf4 Kc3 53.Ke5 d4 54.
Nxd4 Kb2 55.Ne6 Kxa2 56.Nc5 Kb2 57.Kf6 Kc3 58.g6 Bxg6 59.Kxg6 a4 60.bxa4 
Kc4 61.Ne4 b3 62.Nd2+ Kb4 63.Nxb3 Kxa4 1/2-1/2

[Event "candidates sf"]
[Site "Buenos Aires ARG"]
[Date "1980.08.20"]
[Round "1.14"]
[White "Polugaevsky, Lev"]
[Black "Kortschnoj, Viktor"]
[Result "0-1"]
[WhiteElo "2635"]
[BlackElo "2695"]
[ECO "A34"]
[EventDate "1980.07.21"]
[PlyCount "82"]

1.Nf3 Nf6 2.c4 c5 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nb4 6.Bc4 Nd3+ 7.Ke2 Nf4+ 8.
Kf1 Ne6 9.b4 cxb4 10.Nd5 g6 11.Bb2 Bg7 12.Bxg7 Nxg7 13.Nxb4 O-O 14.d4 Bg4 
15.Ke2 Qd6 16.Qd2 Ne6 17.Bxe6 Qxe6 18.Ke3 f5 19.Qd3 fxe4 20.Qxe4 Qxe4+ 21.
Kxe4 Nd7 22.Rhc1 Rf5 23.Rc7 Nf6+ 24.Kd3 a5 25.Nc2 Nd5 26.Rxb7 Nf4+ 27.Ke4 
Nxg2 28.Ne5 Rf4+ 29.Kd5 Bf5 30.Rc7 Rd8+ 31.Kc5 Bxc2 32.Nc6 Re8 33.Nxe7+ 
Kf8 34.Nc6 Rf5+ 35.Ne5 Nf4 36.Rxh7 Kg8 37.Rd7 Nd3+ 38.Kb6 Nxe5 39.dxe5 
Rexe5 40.Rc1 Rf6+ 41.Ka7 Rxf2 0-1

