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- (not 7.Nf3), 6.f4 e5, B20 - B99 - 1. e4 c5 - Sicilian Defense, B25 - 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 - Sicilian Defense: Closed, B25 - 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4.... - Sicilian Defense, SÉRIE B 1.e4 2....
Buenos Aires olm 1978 – Round 1 – Spassky, Boris Vasily – 1/2-1/2 – Timman, Jan H – G21

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- 4.exd5 Qxd5 — Main Line, 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8.Nb3 Nc6 9.Nbxd4 Nxd4 10.Nxd4 a6 — Main Line, C00-C19 1. e4 e6 French defence, C07 - 1. e4 e6 2. d4 d5 3. Nd2 c5 - French Defense: Tarrasch Variation, Open System, SÉRIE C
Buenos Aires olm 1978 – Round 1 – Unzicker, Wolfgang – 1/2-1/2 – Petrosian, Tigran A. – G26

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