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- 7.Nb3 e6, 8.Be3, B20 - B99 - 1. e4 c5 - Sicilian Defense, B50-B59 Sicilian 1. e4 c5 2. Nf3 d6, B57 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 - Sicilian Defense: Classical Variation, Sozin Attack, B57 - 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 - Sicilian Defense: Classical Variation, Anti-Sozin Variation, SÉRIE B 1.e4 2....
Alekhine Memorial 1971 – Round 1 – Gheorghiu, Florin – 0-1 – Stein, Leonid – G12

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- 7...d6 8.c3 Bg4, 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, C88 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 - Ruy Lopez: Closed, SÉRIE C
Alekhine Memorial 1971 – Round 1 – Karpov, Anatoly – 1/2-1/2 – Spassky, Boris Vasily – G19

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- A10-A39 English Opening, A32 - 1. c4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nf6 - English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense, A32 - 1. c4 e6 2. d4 c5 3. Nf3 cxd4 4.... - English Opening, SÉRIE A
Alekhine Memorial 1971 – Round 1 – Olafsson, Fridrik – 1-0 – Tal, Mikhail – G9

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- 7.Nb3 e6, 8.O-O Be7 9.Be3, B20 - B99 - 1. e4 c5 - Sicilian Defense, B50-B59 Sicilian 1. e4 c5 2. Nf3 d6, B57 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 - Sicilian Defense: Classical Variation, Sozin Attack, B57 - 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 - Sicilian Defense: Classical Variation, Anti-Sozin Variation, SÉRIE B 1.e4 2....
Alekhine Memorial 1971 – Round 1 – Olafsson, Fridrik – 1/2-1/2 – Stein, Leonid – G16

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- 5.d4 Be7 — Pillsbury, 6.Qe2 Nd6 7.Bxc6 bxc6 8.dxe5 Nb7 9.Nd4, C60-C69 1. e4 e5 2. Nf3 Nc6 3. Bb5 Ruy Lopez (Spanish opening), C67 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 - Ruy Lopez: Berlin Defense, Rio Gambit Accepted, SÉRIE C
Alekhine Memorial 1971 – Round 1 – Parma, Bruno – 0-1 – Smyslov, Vladimir – G21

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- 7.a4 Nc6, 8.Qe2 cxd4 9.Rd1 Be7 10.exd4 O-O 11.Nc3 Nd5, D20-D29 1. d4 d5 2. c4 dxc4 Queen's gambit accepted, D27 - 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 - Queen's Gambit Accepted: Classical Defense, Main Line, SÉRIE D
Alekhine Memorial 1971 – Round 1 – Petrosian, Tigran V – 1-0 – Spassky, Boris V. – G8

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- 5...f6 6.d4 Bg4 — Exchange, 7.c3 Bd6, C60-C69 1. e4 e5 2. Nf3 Nc6 3. Bb5 Ruy Lopez (Spanish opening), C69 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O - Ruy Lopez: Exchange Variation, Normal Variation, SÉRIE C
Alekhine Memorial 1971 – Round 1 – Savon, Vladimir – 1/2-1/2 – Stein, Leonid – G18

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