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- D40 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 - QGD [+0.15], D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D40e - 5.e3 a6 6.cxd5 exd5 - Semi-Tarrasch [+0.08], SÉRIE D
Reggio Emilia8586 1985 – Round 11 – Portisch, Lajos – 1-0 – Sosonko, Gennadi – G18
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- D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D41 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 - QGD [+0.31], D41g - 5…Nxd5 6.g3 Nc6 7.Bg2 Be7 8.O-O O-O 9.e4 Ndb4 - Semi-Tarrasch Main Line [+0.35], SÉRIE D
Riga Interzonal 1979 – Round 12 – Ribli, Zoltan – 1/2-1/2 – Tal, Mikhail – G32
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- D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D41 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 - QGD [+0.31], D41g - 5…Nxd5 6.g3 Nc6 7.Bg2 Be7 8.O-O O-O 9.e4 Ndb4 - Semi-Tarrasch Main Line [+0.35], SÉRIE D
Rio de Janeiro Interzonal 1979 – Round 6 – Vaganian, Rafael A – 0-1 – Portisch, Lajos – G18
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- D40 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 - QGD [+0.15], D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D40q - 5.e3 Nc6 6.a3 a6 7.dxc5 Bxc5 - Semi-Tarrasch [+0.21], SÉRIE D
Roquebrune rapid 1992 – Round 10 – Anand, Viswanathan – 1-0 – Polugaevsky, Lev – G34
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- D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D41 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 - QGD [+0.31], D41b - 5…cxd4 - Semi-Tarrasch Keres Counterattack [+0.31], SÉRIE D
Saint Louis Blitz 2021 – Round 11.1 – Mamedyarov, Shakhriyar – 1-0 – So, Wesley – G49
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- D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D41 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 - QGD [+0.31], D41b - 5…cxd4 - Semi-Tarrasch Keres Counterattack [+0.31], SÉRIE D
Saint Louis Blitz 2022 – Round 3.1 – Mamedyarov, Shakhriyar – 0-1 – Nepomniachtchi, Ian – G11
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- D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D41 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 - QGD [+0.31], D41m - 5…Nxd5 6.e4 Nxc3 7.bxc3 cxd4 8.cxd4 Bb4+ - Semi-Tarrasch [+0.31], SÉRIE D
Saint Louis Rapid 2018 – Round 7.1 – Caruana, Fabiano – 0-1 – Dominguez Perez, Leinier – G31
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- D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D41 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 - QGD [+0.31], D41b - 5…cxd4 - Semi-Tarrasch Keres Counterattack [+0.31], SÉRIE D
Saint Louis Rapid 2022 – Round 1.1 – Xiong, Jeffery – 1/2-1/2 – Nepomniachtchi, Ian – G1
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- D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D41 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 - QGD [+0.31], D41b - 5…cxd4 - Semi-Tarrasch Keres Counterattack [+0.31], SÉRIE D
Saint Louis Rapid 2022 – Round 5.5 – Mamedyarov, Shakhriyar – 1/2-1/2 – Nakamura, Hikaru – G25
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- D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D41 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 - QGD [+0.31], D41b - 5…cxd4 - Semi-Tarrasch Keres Counterattack [+0.31], SÉRIE D
Saint Louis Rapid 2022 – Round 7.1 – Mamedyarov, Shakhriyar – 1-0 – Xiong, Jeffery – G31
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- D40 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 - QGD [+0.15], D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D40k - 5.e3 Nc6 6.a3 dxc4 - Semi-Tarrasch [+0.08], SÉRIE D
Saint Louis Rapid 2022 – Round 7.3 – Firouzja, Alireza – 1/2-1/2 – Nepomniachtchi, Ian – G33
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- D40-D42 – 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 – Queen’s Gambit Declined: Semi-Tarrasch Defense, D41 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 - QGD [+0.31], D41b - 5…cxd4 - Semi-Tarrasch Keres Counterattack [+0.31], SÉRIE D
Saint Louis Rapid 2023 – Round 3.3 – Giri, Anish – 1/2-1/2 – So, Wesley – G13
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