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- E12-E19 1. d4 Nf6 2. c4 e6 3. Nf3 b6 Queen's Indian defence, E19 - 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Qc2 Nxc3 9.Qxc3 - Queen’s Indian [+0.21], E19o - 9…c5 10.Rd1 d6 11.b3 Bf6 12.Bb2 - Old Main Line [+0.27], SÉRIE E
Leningrad ch-URS 1977 – Round 1 – Polugaevsky, Lev – 1/2-1/2 – Smyslov, Vassily – G34
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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 [+0.24], B96f - 7…Qc7 8.Bxf6 [+0.86], SÉRIE B 1.e4 2....
Leningrad ch-URS 1977 – Round 1 – Tal, Mikhail – 0-1 – Balashov, Yuri S – G22
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- C80 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 - Spanish [+0.36], C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C80j - 6.d4 b5 7.Bb3 - Open [+0.24], SÉRIE C
Leningrad ch-URS 1977 – Round 1 – Tal, Mikhail – 0-1 – Smyslov, Vassily – G25
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- E60-E99 1. d4 Nf6 2. c4 g6 King's Indian defence, E96 - 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nbd7 8.Re1 c6 9.Bf1 a5 - King’s Indian [+0.66], E96c - 10.Rb1 - Old Main Line [+0.56], SÉRIE E
Leningrad ch-URS 1977 – Round 1 – Tal, Mikhail – 1-0 – Grigorian, Karen – G8
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