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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 Blitz 2019 – Round 21.43 – Socko, Bartosz – 1-0 – Grachev, Boris – G1426

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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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- 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 2021 – Round 3.48 – Sargsyan, Shant – 0-1 – Alonso Rosell, Alvar – G174

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