[Event "LNA Puma Cup"] [Site "ARG"] [Date "2006.09.16"] [Round "3"] [White "Kovalyov, Anton"] [Black "Villanueva, Mario Nicolas"] [Result "1-0"] [BlackElo "2251"] [ECO "E73"] [EventDate "2006.09.03"] [PlyCount "67"] [EventType "swiss"] [EventRounds "8"] [EventCountry "ARG"] [Source "ChessBase"] [SourceDate "2007.11.25"] 1. c4 g6 2. d4 Nf6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 a6 7. h3 c5 8. Nf3 cxd4 9. Nxd4 Nc6 10. Nb3 Be6 11. O-O Rc8 12. Nd2 h6 13. Be3 Na5 14. Nd5 Bxd5 15. cxd5 b5 16. b4 Nc4 17. Nxc4 bxc4 18. Qc2 Nd7 19. Rab1 Qc7 20. Rfc1 Qb7 21. Bxc4 Ne5 22. Qb3 Nxc4 23. Rxc4 Rxc4 24. Qxc4 Rc8 25. Qe2 Kf8 26. a4 Ke8 27. b5 axb5 28. Qxb5+ Qxb5 29. Rxb5 Rc4 30. a5 Bd4 31. Bxd4 Rxd4 32. a6 Ra4 33. Rb8+ Kd7 34. Rb7+ 1-0