Mariotti, Sergio vs Petrosian, Tigran A.
Milan · Round 1 · 1975.01.01 · 1/2-1/2 · C03 French Defense: Tarrasch Variation
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PGN
[Event "Milan"] [Site "Milan ITA"] [Date "1975.01.01"] [Round "1"] [White "Mariotti, Sergio"] [Black "Petrosian, Tigran A."] [Result "1/2-1/2"] [PlyCount "56"] [WhiteElo "2495"] [WhiteFideId "800023"] [WhiteTitle "GM"] [BlackElo "2145"] [BlackFideId "13300849"] [BlackTitle "IM"] [ECO "C03a"] [Source "MillionBase2.9"] [SourceQuality "4"] [ImportDate "2026-01-06"] 1. e4 e6 2. d4 d5 3. Nd2 Ne7 4. Ngf3 Nd7 5. exd5 exd5 6. Bd3 h6 7. h4 g6 8. Nf1 Bg7 9. c3 Nf8 10. Ng3 Qd6 11. Be3 Bg4 12. Qa4+ Bd7 13. Qc2 h5 14. Qd2 O-O-O 15. Ng5 Be8 16. O-O-O f6 17. Nh3 Bf7 18. Rde1 Ne6 19. Nf4 Nxf4 20. Bxf4 Qd7 21. Re2 Rde8 22. Rhe1 Nc6 23. Rxe8+ Rxe8 24. Rxe8+ Qxe8 25. Qe3 Qxe3+ 26. Bxe3 Nd8 27. Ne2 Ne6 28. Nf4 Nxf4 1/2-1/2