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- B20 - B99 - 1. e4 c5 - Sicilian Defense, B50-B59 Sicilian 1. e4 c5 2. Nf3 d6, B54 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4.... - Sicilian Defense, B54a - Open, 2…d6, B54k - 5.f3 Nc6 6.c4 Qb6 - Prins (Moscow), SÉRIE B 1.e4 2....
40. Olympiad Open 2012 – Round 1.76 – Dukaczewski, Piotr – 1/2-1/2 – Cheparinov, Ivan – G75

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