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- 5.d4 Nd6, 6.Bxc6 dxc6 7.dxe5 Nf5 8.Qxd8+ Kxd8 9.Nc3 Ke8 10.h3, C60-C69 1. e4 e5 2. Nf3 Nc6 3. Bb5 Ruy Lopez (Spanish opening), C67 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 - Ruy Lopez: Berlin Defense, Rio Gambit Accepted, SÉRIE C
7. Sinquefield Cup 2019 – Round 11.4 – Anand, Viswanathan – 1/2-1/2 – Nakamura, Hikaru – G64

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- B20 - B99 - 1. e4 c5 - Sicilian Defense, B90 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 - Sicilian Defense: Najdorf Variation, B90 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 - Sicilian Defense: Najdorf Variation, Adams Attack, B90 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4.... - Sicilian Defense, B90-B99 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 Sicilian, Najdorf, SÉRIE B 1.e4 2....
7. Sinquefield Cup 2019 – Round 2.2 – Caruana, Fabiano – 1/2-1/2 – Nepomniachtchi, Ian – G8

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- 10.Nxe5 Nxe5 11.Rxe5 c6 12.d3 Bd6 13.Re1, 9.exd5 Nxd5 — Main Line, C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C89 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 - Ruy Lopez: Marshall Attack, SÉRIE C
7. Sinquefield Cup 2019 – Round 2.3 – Karjakin, Sergey – 1/2-1/2 – Ding, Liren – G9

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- 5.Bf4 O-O, 6.e3 c5 7.dxc5 Bxc5 8.Qc2 Nc6 9.a3 Qa5 10.O-O-O, D30-D39 1. d4 d5 2. c4 e6 Queen's gambit declined, D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 - Queen's Gambit Declined: Three Knights Variation, D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 - Queen's Gambit Declined: Barmen Variation, SÉRIE D
7. Sinquefield Cup 2019 – Round 2.6 – Mamedyarov, Shakhriyar – 1/2-1/2 – Nakamura, Hikaru – G12

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