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- 4.d4 exd4 — Main Line, 5.Nxd4 Bb4 6.Nxc6 bxc6 7.Bd3 — Main Line, C40-C49 King's knight opening, C47 - 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 - Four Knights Game, C47 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. ....Four knights, Scotch variation, SÉRIE C
41. Olympiad Open 2014 – Round 1.16 – Lim, Yee-Weng – 0-1 – Vallejo Pons, Francisco – G25

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- 6.Nc2 Nf6, 7.Nc3 d6 8.Be2 O-O 9.O-O, B20 - B99 - 1. e4 c5 - Sicilian Defense, B30 - B39 1.e4 c5 2. Nf3 Nc6 Sicilian defence, B37 - 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 - Sicilian Defense: Accelerated Dragon, Maróczy Bind, B37 - 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4.... - Sicilian Defense, SÉRIE B 1.e4 2....
41. Olympiad Open 2014 – Round 1.16 – Vazquez Igarza, Renier – 1-0 – Subramaniam, Su – G26

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- 5.a4 (not 5...e6), D10-D19 1. d4 d5 2. c4 c6 Queen's Gambit Slav defence, D15 - 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 - Slav Defense: Three Knights Variation, D15 - 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 - Slav Defense: Chebanenko Variation, SÉRIE D
41. Olympiad Open 2014 – Round 1.17 – Cheparinov, Ivan – 1-0 – Arias, Lemnys A. – G27

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- 6...Be7 7.e3 Nbd7 — Exchange, 8.Bd3 O-O 9.Nf3 Re8 10.O-O Nf8 11.h3 — Main Line, D30-D39 1. d4 d5 2. c4 e6 Queen's gambit declined, D36 - 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. Qc2 - Queen's Gambit Declined: Exchange Variation, Reshevsky Variation, SÉRIE D
41. Olympiad Open 2014 – Round 1.2 – Korobov, Anton – 1-0 – Boudriga, Mohamed Ali – G30

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- 4...exd5 5.Bg5 c6 — Exchange, 6.e3 Be7 7.Bd3 O-O 8.Nge2, D30-D39 1. d4 d5 2. c4 e6 Queen's gambit declined, D35 - 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 - Queen's Gambit Declined: Exchange Variation, SÉRIE D
41. Olympiad Open 2014 – Round 1.20 – Mchedlishvili, Mikheil – 1-0 – Kigigha, Bomo Lovet – G32

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- 7...Nf6 8.a3 b5, B20 - B99 - 1. e4 c5 - Sicilian Defense, B40 - B49 1. e4 c5 2. Nf3 e6 Sicilian defence, B49 - 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 - Sicilian Defense: Taimanov Variation, Bastrikov Variation, B49 - 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4.... - Sicilian Defense, SÉRIE B 1.e4 2....
41. Olympiad Open 2014 – Round 1.21 – Kassis, Antoine – 0-1 – Cori, Jorge – G34

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- 6.Bd2 a5 — Capablanca, 7.O-O O-O, E12-E19 1. d4 Nf6 2. c4 e6 3. Nf3 b6 Queen's Indian defence, E16 - 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ - Queen's Indian Defense: Capablanca Variation, SÉRIE E
41. Olympiad Open 2014 – Round 1.22 – Almeyda Guevara, Camila – 0-1 – Kovalenko, Igor – G36

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