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- D30-D39 1. d4 d5 2. c4 e6 Queen's gambit declined, D34 - 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 - QGD Tarrasch [+0.32], D34r - 8.O-O O-O 9.Bg5 cxd4 10.Nxd4 [+0.41], SÉRIE D
Biel Interzonal 1985 – Round 6 – Polugaevsky, Lev – 1/2-1/2 – Petursson, Magnus V. – G16
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- B20-B99 1. e4 c5 - Sicilian Defense, B90-B99 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 Sicilian, Najdorf, B92 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 - Sicilian [+0.24], B92j - 6…e5 7.Nb3 Be7 8.O-O O-O - Najdorf [+0.20], SÉRIE B 1.e4 2....
Biel Interzonal 1985 – Round 7 – Jansa, Vlastimil – 1/2-1/2 – Ljubojevic, Ljubomir – G19
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- B20-B99 1. e4 c5 - Sicilian Defense, B90-B99 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 Sicilian, Najdorf, B93 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 - Sicilian [+0.07], B93h - 6…Qc7 7.Nf3 [-0.01], SÉRIE B 1.e4 2....
Biel Interzonal 1985 – Round 7 – Sokolov, Andrei – 1/2-1/2 – Polugaevsky, Lev – G18
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- A10-A39 English Opening, A30 - 1.c4 c5 - English [+0.24], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
Biel Interzonal 1985 – Round 9 – Gutman, Lev – 1/2-1/2 – Ljubojevic, Ljubomir – G28
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- C40-C49 1. e4 e5 2. Nf3 King's knight opening, C42 - 1.e4 e5 2.Nf3 Nf6 - Russian Game (Petroff Defence) [+0.41], C42u - 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.c4 Nb4 9.Be2 O-O - Russian Game: Classical Jaenisch Main Line [+0.39], SÉRIE C
Biel Interzonal 1985 – Round 9 – Short, Nigel D – 1/2-1/2 – Seirawan, Yasser – G27
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