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- 6.Be2 a6, 7.O-O Nf6 8.a3, B20 - B99 - 1. e4 c5 - Sicilian Defense, B40 - B49 1. e4 c5 2. Nf3 e6 Sicilian defence, B47 - 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 - Sicilian Defense: Taimanov Variation, Bastrikov Variation, SÉRIE B 1.e4 2....
Biel Interzonal 1976 – Round 1 – Abril Diaz, Julio – 0-1 – Larsen, Benjamin Holsko – G5

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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 Defense: Orthodox Variation, Positional Defense, Main Line, SÉRIE E
Biel Interzonal 1976 – Round 1 – Portisch, Lajos – 1/2-1/2 – Liberzon, Vladimir M – G1

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- 7...d5 8.Ne5 Na6, 9.cxd5 exd5, E12-E19 1. d4 Nf6 2. c4 e6 3. Nf3 b6 Queen's Indian defence, E18 - 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 - Queen's Indian Defense: Classical Variation, Traditional Variation, SÉRIE E
Biel Interzonal 1976 – Round 1 – Smejkal, Jakub – 1/2-1/2 – Byrne, Ray – G2

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- 8.O-O-O h6, 9.Be3 Bd7 10.f3, B20 - B99 - 1. e4 c5 - Sicilian Defense, B60-B69 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Sicilian, Richter-Rauzer, B66 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 - Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations, B66 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4.... - Sicilian Defense, SÉRIE B 1.e4 2....
Biel Interzonal 1976 – Round 1 – Tal, Mikhail – 1/2-1/2 – Csom, Istvan – G4

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- 8.O-O-O h6, 9.Be3 Bd7 10.f3, B20 - B99 - 1. e4 c5 - Sicilian Defense, B60-B69 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Sicilian, Richter-Rauzer, B66 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 - Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations, B66 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4.... - Sicilian Defense, SÉRIE B 1.e4 2....
Biel Interzonal 1976 – Round 1 – Tal, Mikhail – 1/2-1/2 – Csom, Istvan – G6

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- 8.O-O-O h6, 9.Bf4, B20 - B99 - 1. e4 c5 - Sicilian Defense, B60-B69 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Sicilian, Richter-Rauzer, B66 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 - Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations, B66 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4.... - Sicilian Defense, SÉRIE B 1.e4 2....
Biel Interzonal 1976 – Round 10 – Byrne, Ray – 1/2-1/2 – Geller, Efim P – G47

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- 5.Bf4 O-O, 6.e3 c5 7.dxc5 Bxc5 8.Qc2 Nc6 9.a3 Qa5, D30-D39 1. d4 d5 2. c4 e6 Queen's gambit declined, D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 - Queen's Gambit Declined: Three Knights Variation, D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 - Queen's Gambit Declined: Barmen Variation, SÉRIE D
Biel Interzonal 1976 – Round 10 – Petrosian, Tigran V – 1/2-1/2 – Liberzon, Vladimir M – G46

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- A10-A39 English Opening, A28 - 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d3 - English Opening: King's English Variation, Four Knights Variation, Flexible Line, A28 - 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4.... - English Opening, SÉRIE A
Biel Interzonal 1976 – Round 10 – Sanguineti, R. – 1/2-1/2 – Tal, Mikhail – G45

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- 5...e6, A10-A39 English Opening, A36 - 1. c4 c5 2. e4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 - English Opening: Symmetrical Variation, Botvinnik System, A36 - 1. c4 c5 2. Nc3 Nc6 3. g3 - English Opening: Symmetrical Variation, Two Knights, Fianchetto Variation, SÉRIE A
Biel Interzonal 1976 – Round 10 – Smejkal, Jan – 1-0 – Andersson, Ulf 1949 – G44

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- A10-A39 English Opening, A14 - 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O - English Opening: Agincourt Defense, Neo-Catalan Declined, A14 - 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4.... - English Opening, SÉRIE A
Biel Interzonal 1976 – Round 11 – Csom, Istvan – 1/2-1/2 – Petrosian, Tigran V – G48

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