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- 7.Nd5, B20 - B99 - 1. e4 c5 - Sicilian Defense, B30 - B39 1.e4 c5 2. Nf3 Nc6 Sicilian defence, B33 - 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 - Sicilian Defense: Open, B33 - 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bc5 - Sicilian Defense: Four Knights Variation, Cobra Variation, B33 - 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4.... - Sicilian Defense, SÉRIE B 1.e4 2....
GRENKE Chess Classic 2019 – Round 1.2 – Svidler, Peter – 1/2-1/2 – Caruana, Fabiano – G2

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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. Be3 - Sicilian Defense: Najdorf Variation, English 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....
GRENKE Chess Classic 2019 – Round 1.4 – Aronian, Levon – 1/2-1/2 – Naiditsch, Arkadij – G4

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- 3...c5 4.Bg2 cxd4, 5.Nxd4 e5, D00-D06 1. d4 d5 Queen's pawn game, D02 - 1. d4 d5 2. Nf3 - Queen's Pawn Game: Zukertort Variation, D02 - 1. d4 d5 2. Nf3 Nf6 - Queen's Pawn Game: Symmetrical Variation, D02 - 1. d4 d5 2. Nf3 Nf6 3. Bf4 - Queen's Pawn Game: London System, SÉRIE D
GRENKE Chess Classic 2019 – Round 1.5 – Meier, Georg – 1/2-1/2 – Vallejo Pons, Francisco – G5

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- 4...dxc6 5.O-O (not 5...Ne7, 5...Bd6, 5...Bg4, 5...Qd6), C60-C69 1. e4 e5 2. Nf3 Nc6 3. Bb5 Ruy Lopez (Spanish opening), C68 - 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 - Ruy Lopez: Exchange Variation, SÉRIE C
GRENKE Chess Classic 2019 – Round 2.4 – Naiditsch, Arkadij – 0-1 – Svidler, Peter – G9

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