[Event "Khanty-Mansiysk Olympiad"] [Site "Khanty-Mansiysk RUS"] [Date "2010.09.22"] [EventDate "2010.09.21"] [Round "2"] [Result "1/2-1/2"] [White "David Arenas"] [Black "Lenin Guerra Tulcan"] [ECO "B47"] [WhiteElo "2457"] [BlackElo "2352"] [PlyCount "87"] 1. e4 c5 2. Nc3 e6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 Qc7 6. f4 a6 7. Nxc6 bxc6 8. Bd3 d6 9. O-O Nf6 10. Kh1 Be7 11. Qe1 e5 12. Na4 Nd7 13. b3 O-O 14. Qg3 Bf6 15. f5 Rd8 16. Be3 d5 17. c4 Bb7 18. Rac1 Qa5 19. Qf2 Re8 20. Rfd1 d4 21. Bd2 Qd8 22. c5 a5 23. Qg3 Ba6 24. Bxa6 Rxa6 25. Nb2 Qe7 26. Nd3 Rb8 27. Rc4 Rb5 28. b4 axb4 29. Nxb4 Ra8 30. Nxc6 Qe8 31. Nb4 Rxc5 32. Rxc5 Nxc5 33. Re1 Qb5 34. h3 Kh8 35. Qf3 Ra4 36. Rc1 h6 37. Nd5 Qd3 38. Rxc5 Qxd2 39. Qh5 Ra7 40. Qg4 Qg5 41. Rc8+ Kh7 42. Qe2 Ra3 43. Qb2 Qg3 44. Qb8 1/2-1/2