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- 7.dxc5 Qxd1, D20-D29 1. d4 d5 2. c4 dxc4 Queen's gambit accepted, D27a - 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 - Queen's Gambit Accepted: Classical Defense, Main Line, D27m - (not 8.Rxd1), SÉRIE D
World Rapid 2019 – Round 13.10 – Andreikin, Dmitry – 1/2-1/2 – Firouzja, Alireza – G817

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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E54 - 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 - Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange Variation, SÉRIE E
World Rapid 2019 – Round 13.14 – Salem, A.R. Saleh – 1/2-1/2 – Melkumyan, Hrant – G821

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- 5...Qc7 6.Bd3 Nf6, B20 - B99 - 1. e4 c5 - Sicilian Defense, B40 - B49 1. e4 c5 2. Nf3 e6 Sicilian defence, B43 - 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4.... - Sicilian Defense, B43a - Kan, 5.Nc3, B43o - Kan, 5.Nc3 Qc7 6.Bd3 Nf6 7.O-O, SÉRIE B 1.e4 2....
World Rapid 2019 – Round 13.19 – Guseinov, Gadir – 1-0 – Geller, Jakov – G826

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- 5.d3 d6, C50-C59 1. e4 e5 2. Nf3 Nc6 3. Bc4 Italian Game, C54a - 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 - Italian Game: Classical Variation, Giuoco Pianissimo, C54h - 3...Bc5 4.O-O d6 5.c3 Nf6 6.d3 - 5.d3 d6 6.O-O, SÉRIE C
World Rapid 2019 – Round 13.2 – Dominguez Perez, Leinier – 1/2-1/2 – Nakamura, Hikaru – G827

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- E01-E09 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Catalan, closed, E09a - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c6 8. Nbd2 - Catalan Opening: Closed, Main Line, E09h - 8...b6 9.e4 (not 9...Ba6, 9...Bb7, 9...dxe4), SÉRIE E
World Rapid 2019 – Round 13.20 – Rakhmanov, Aleksandr – 1/2-1/2 – Grachev, Boris – G828

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