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- D50-D69 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Queen's Gambit Declined, 4.Bg5, D60 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 - QGD (1903), D60d - 7…c6 - Orthodox, Rauzer Variation (1902), SÉRIE D
Erevan ch-URS 1975 – Round 1 – Petrosian, Tigran V. – 1/2-1/2 – Polugaevsky, Lev – G34
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- B20-B99 1. e4 c5 - Sicilian Defense, B30-B39 1.e4 c5 2. Nf3 Nc6 Sicilian defence, B36 - 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 - Sicilian Defense: Accelerated Dragon, Maróczy Bind, B36f - 7.Qxd4 d6 - Sicilian Defense: Accelerated Dragon, Maróczy Bind, Gurgenidze Variation (1929), SÉRIE B 1.e4 2....
Erevan ch-URS 1975 – Round 1 – Polugaevsky, Lev – 1-0 – Beliavsky, Alexander G – G1
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