Biyiasas, Peter vs Petrosian, Tigran A.
Buenos Aires olm · Round 1 · 1978.10.01 · 1/2-1/2 · A08 Sicilian Defense: French Variation
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PGN
[Event "Buenos Aires olm"] [Site "Buenos Aires olm"] [Date "1978.10.01"] [Round "1"] [White "Biyiasas, Peter"] [Black "Petrosian, Tigran A."] [Result "1/2-1/2"] [PlyCount "51"] [WhiteElo "2450"] [WhiteFideId "2000431"] [WhiteTitle "GM"] [BlackElo "2145"] [BlackFideId "13300849"] [BlackTitle "IM"] [ECO "A08"] [Source "MillionBase2.9"] [SourceQuality "4"] [ImportDate "2026-01-06"] 1. e4 c5 2. Nf3 e6 3. d3 Nf6 4. g3 d5 5. Nbd2 Nc6 6. Bg2 Be7 7. O-O b6 8. Re1 Bb7 9. e5 Nd7 10. h4 h6 11. Nf1 Qc7 12. Qe2 O-O-O 13. N1h2 Kb8 14. Bf4 Ka8 15. Ng4 Nf8 16. c3 Nd7 17. a3 b5 18. b4 Nb6 19. bxc5 Bxc5 20. d4 Be7 21. Qxb5 Nc4 22. Ne3 N6a5 23. Qb1 Nb6 24. Qb5 Nbc4 25. Qb1 Nb6 26. Qb5 1/2-1/2