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- D80-D99 Gruenfeld defence1. d4 Nf6 2. c4 g6 3. Nc3 d5, D91 - 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bg5 - Grünfeld Defense: Three Knights Variation, Petrosian System, D91j - 7.Nxg5 c6 - Gruenfeld (1973), SÉRIE D
URS-ch41 1973 – Round ? – Petrosian, Tigran V – 1/2-1/2 – Korchnoi, Viktor – G17
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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, B96 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 - Sicilian Defense: Najdorf Variation, B96l - 10.Bd3 - Najdorf (1959), SÉRIE B 1.e4 2....
URS-ch41 1973 – Round ? – Spassky, Boris V. – 1-0 – Tukmakov, Vladimir B – G18
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- B20-B99 1. e4 c5 - Sicilian Defense, B40-B49 1. e4 c5 2. Nf3 e6 Sicilian defence, B42 - 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 - Sicilian Defense: Kan Variation, Modern Variation, B42l - 7.* - Kan, SÉRIE B 1.e4 2....
URS-ch41 1973 – Round ? – Tukmakov, Vladimir B – 1/2-1/2 – Karpov, Anatoly – G19
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- C90-C99 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 Ruy Lopez, closed, C95 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Nb8 10.d4 - Spanish, C95o - 16.d5 c4 - Closed, Breyer, Main Line (1961), SÉRIE C
URS-ch41 1973 – Round 1 – Kuzmin, Gennadi P – 1/2-1/2 – Spassky, Boris V. – G1
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- B20-B99 1. e4 c5 - Sicilian Defense, B80-B85 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 Sicilian, Scheveningen variation, B83 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 - Sicilian, B83n - 11.a4 - Scheveningen, Modern (1925), SÉRIE B 1.e4 2....
URS-ch41 1973 – Round 17 – Spassky, Boris V. – 1/2-1/2 – Petrosian, Tigran V – G13
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