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- 6...h6 7.Bh4 b6 — Orthodox, D50-D69 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Queen's Gambit Declined, 4.Bg5, D54 - 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Rc1 - Queen's Gambit Declined: Neo-Orthodox Variation, D54d - 8.cxd5 Nxd5 9.Nxd5 exd5 10.Bxe7 Qxe7 (not 11.Be2), SÉRIE D
FIDE (31) 1979-1981 1980 – Round 1 – Portisch, Lajos – 1/2-1/2 – Spassky, Boris V. – G1
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- 6...Rb8 7.Qd2 b5, B20 - B99 - 1. e4 c5 - Sicilian Defense, B26 - 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4.... - Sicilian Defense, B26a - Closed, 6.Be3, B26j - Closed, 6.Be3 Rb8 7.Qd2 b5 8.Nge2, SÉRIE B 1.e4 2....
FIDE (31) 1979-1981 1980 – Round 1 – Spassky, Boris V. – 1/2-1/2 – Portisch, Lajos – G2
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