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- 1. c4 e6 2. g3 d5 3. Bg2 ..., A10-A39 English Opening, A13 - 1. c4 e6 - English Opening: Agincourt Defense, A13 - 1. c4 e6 2. Nf3 d5 - English Opening: Agincourt Defense, A13 - 1. c4 e6 2. Nf3 d5 3. g3 Nf6 - English Opening: Neo-Catalan, A13 - 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 dxc4 - English Opening: Agincourt Defense, Catalan Defense Accepted, A13 - 1. Nf3 d5 2. c4 e6 3. g3 - English Opening: Agincourt Defense, A13 - 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 - English Opening: Neo-Catalan, SÉRIE A
Erevan ch-URS 1975 – Round 1 – Dorfman, Iossif – 1/2-1/2 – Tal, Mikhail – G37

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- 4.cxd5 exd5 — Exchange, 5.Bf4 c6 6.e3 Bf5 7.g4, D30-D39 1. d4 d5 2. c4 e6 Queen's gambit declined, D31 - 1. d4 d5 2. c4 e6 3. Nc3 - Queen's Gambit Declined: Queen's Knight Variation, D31 - 1. d4 d5 2. c4 e6 3. Nc3 Be7 - Queen's Gambit Declined: Charousek Variation, SÉRIE D
Erevan ch-URS 1975 – Round 1 – Furman, Slavomir – 0-1 – Geller, Efim P – G4

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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
Erevan ch-URS 1975 – Round 1 – Furman, Slavomir – 0-1 – Tal, Mikhail – G18

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- 7...Qc7 8.Bxf6, 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, B96 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4.... - Sicilian Defense, SÉRIE B 1.e4 2....
Erevan ch-URS 1975 – Round 1 – Geller, Efim P – 1-0 – Balashov, Yuri S – G23

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- (not 6.Bb5, 6.Be2, 6.Nb3, 6.c3) — Main Line, 5.e5 Nd7 — Main Line, C00-C19 1. e4 e6 French defence, C04 - 1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 - French Defense: Tarrasch Variation, Guimard Defense, Main Line, SÉRIE C
Erevan ch-URS 1975 – Round 1 – Geller, Efim P – 1-0 – Vaganian, Rafael A – G27

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- (not 6.Bb5, 6.Be2, 6.Nb3, 6.c3) — Main Line, 5.e5 Nd7 — Main Line, C00-C19 1. e4 e6 French defence, C04 - 1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 - French Defense: Tarrasch Variation, Guimard Defense, Main Line, SÉRIE C
Erevan ch-URS 1975 – Round 1 – Geller, Efim P – 1/2-1/2 – Doroshkievich, Vladimir K – G28

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- 6...h6 7.Bxf6 Bxf6 — Orthodox, 8.Rc1 c6 9.Bd3 Nd7 10.O-O dxc4 11.Bxc4, D50-D69 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Queen's Gambit Declined, 4.Bg5, D55 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 - Queen's Gambit Declined: Modern Variation, Normal Line, SÉRIE D
Erevan ch-URS 1975 – Round 1 – Geller, Efim P – 1/2-1/2 – Petrosian, Tigran A. – G36

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- 5.e3 Nc6, 6.a3 a6, D40 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 - Queen's Gambit Declined: Semi-Tarrasch Defense, D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, SÉRIE D
Erevan ch-URS 1975 – Round 1 – Geller, Efim P – 1/2-1/2 – Polugaevsky, Lev – G16

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