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- E60-E99 1. d4 Nf6 2. c4 g6 King's Indian defence, E66 - 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.d5 - King’s Indian [+0.24], E66m - 8…Na5 9.Nd2 a6 10.Qc2 Rb8 11.b3 b5 12.Bb2 e5 - Fianchetto Yugoslav Panno Main Line [+0.37], SÉRIE E
Alekhine Memorial 1971 – Round 10 – Stein, Leonid – 1/2-1/2 – Byrne, Robert E – G30
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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, C94 - 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 - Spanish [+0.48], C94c - 10.d3 - Closed Breyer [+0.20], SÉRIE C
Alekhine Memorial 1971 – Round 11 – Tal, Mikhail – 1/2-1/2 – Tukmakov, Vladimir B – G35
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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, B87 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 a6 7.Bb3 b5 - Sicilian [+0.24], B87d - 8.O-O Be7 9.f4 - Sozin-Najdorf [-0.39], SÉRIE B 1.e4 2....
Alekhine Memorial 1971 – Round 12 – Bronstein, David Ionovich – 1/2-1/2 – Tal, Mikhail – G37
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- E01-E09 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Catalan, closed, E08 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 - Catalan [+0.39], E08p - 7…c6 8.b3 b6 9.Rd1 Bb7 10.Nc3 b5 - Closed Spassky Gambit [+0.52], SÉRIE E
Alekhine Memorial 1971 – Round 12 – Korchnoi, Viktor – 1-0 – Spassky, Boris V. – G38
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- D80-D99 Gruenfeld defence1. d4 Nf6 2. c4 g6 3. Nc3 d5, D87 - 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 - Gruenfeld [+0.33], D87k - 9.O-O Nc6 10.Be3 Qc7 11.Rc1 Rd8 - Classical Exchange [+0.45], SÉRIE D
Alekhine Memorial 1971 – Round 13 – Spassky, Boris V. – 1/2-1/2 – Stein, Leonid – G39
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