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- 4...d5 5.Nxe5 Nd7 — Main Line, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, C43g - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 - Petrov's Defense: Modern Attack, Center Variation, C43o - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 - Petrov's Defense: Modern Attack, Center Variation, SÉRIE C
FIDE World Cup 2019 – Round 4.1 – Vitiugov, Nikita – 1-0 – So, Wesley – G367

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- 4...d5 5.Nxe5 Nd7 — Main Line, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, C43g - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 - Petrov's Defense: Modern Attack, Center Variation, C43r - 6.Nxd7 Bxd7 7.O-O (not 7...Bd6, 7...Qh4), SÉRIE C
FIDE World Cup 2019 – Round 4.3 – Xiong, Jeffery – 1-0 – Duda, Jacob – G381

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- 4...Ne4 5.Qxd4 d5 — Main Line, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43e - 6.exd6 Nxd6 7.Nc3 Nc6 8.Qf4 Bf5 — Pillsbury, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, C43g - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 - Petrov's Defense: Modern Attack, Center Variation, SÉRIE C
FIDE World Cup 2019 – Round 5.6 – Vitiugov, Nikita – 1-0 – Yu, Yangyi – G408

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- 1.e4 e5 2.Bc4 Nf6 3.d4 exd4, 6.O-O - Center Variation, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, C43g - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 - Petrov's Defense: Modern Attack, Center Variation, C43o - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 - Petrov's Defense: Modern Attack, Center Variation, SÉRIE C
FIDE World Cup 2025 1974 – Round Finals Classical 2 – Nodirbek Yakubboev – 0-1 – Andrey Esipenko – G662
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- 1.e4 e5 2.Bc4 Nf6 3.d4 exd4, 6.Nc3 - Center Variation, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, C43g - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 - Petrov's Defense: Modern Attack, Center Variation, C43o - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 - Petrov's Defense: Modern Attack, Center Variation, SÉRIE C
FIDE World Cup 2025 1974 – Round QF Rapid 2 – Sam Shankland – 0-1 – Andrey Esipenko – G648
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- 1.e4 e5 2.Bc4 Nf6 3.d4 exd4, 6.O-O - Center Variation, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, C43g - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 - Petrov's Defense: Modern Attack, Center Variation, C43o - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 - Petrov's Defense: Modern Attack, Center Variation, SÉRIE C
FIDE World Cup 2025 1974 – Round R1 Classical 2 – Salinas Herrera Pablo – 1/2-1/2 – Bardiya Daneshvar – G116
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- 1.e4 e5 2.Bc4 Nf6 3.d4 exd4, 6.Nc3 - Center Variation, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, C43g - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 - Petrov's Defense: Modern Attack, Center Variation, C43o - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 - Petrov's Defense: Modern Attack, Center Variation, SÉRIE C
FIDE World Cup 2025 1974 – Round R1 Classical 2 – Yilmaz Mustafa – 1/2-1/2 – Harshavardhan G B – G123
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- 1.e4 e5 2.Bc4 Nf6 3.d4 exd4, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, C43g - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 - Petrov's Defense: Modern Attack, Center Variation, C43o - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 - Petrov's Defense: Modern Attack, Center Variation, C43q - 6.Nxd7 - Center Variation, SÉRIE C
FIDE World Cup 2025 1974 – Round R1 Rapid 1 – Cristobal Henriquez Villagra – 1/2-1/2 – Agibileg Uurtsaikh – G157
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- 1.e4 e5 2.Bc4 Nf6 3.d4 exd4, 6.O-O - Center Variation, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, C43g - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 - Petrov's Defense: Modern Attack, Center Variation, C43o - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 - Petrov's Defense: Modern Attack, Center Variation, SÉRIE C
FIDE World Cup 2025 1974 – Round R1 Rapid 1 – Peng Xiongjian – 0-1 – Ghosh Diptayan – G187
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- 4.dxe5 - Modern Attack, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, SÉRIE C
FIDE World Cup 2025 1974 – Round R2 Classical 2 – Abasov Nijat – 0-1 – Andrey Esipenko – G306
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- 1.e4 e5 2.Bc4 Nf6 3.d4 exd4, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, C43g - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 - Petrov's Defense: Modern Attack, Center Variation, C43o - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 - Petrov's Defense: Modern Attack, Center Variation, C43q - 6.Nxd7 - Center Variation, SÉRIE C
FIDE World Cup 2025 1974 – Round R2 Rapid 1 – Kuybokarov Temur – 1/2-1/2 – Praggnanandhaa R – G344
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- 1.e4 e5 2.Bc4 Nf6 3.d4 exd4, A00a - Start position, C43a - 1. e4 e5 2. Nf3 Nf6 3. d4 - Petrov's Defense: Modern Attack, C43f - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 - Petrov's Defense: Modern Attack, C43g - 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 - Petrov's Defense: Modern Attack, Center Variation, C43m - 4...d5 5.Nxe5 Bd6 - Center Variation, SÉRIE C
FIDE World Cup 2025 1974 – Round R3 Classical 1 – Alexey Sarana – 1-0 – Van Foreest Jorden – G461
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