[Event "Moscow Aeroflot op-A"]
[Site "Moscow"]
[Date "2004.02.20"]
[Round "4"]
[White "Tkachiev, Vladislav"]
[Black "Vorobiov, Evgeny E"]
[Result "1/2-1/2"]
[WhiteElo "2642"]
[BlackElo "2544"]

1. c4 g6 2. e4 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 Be6 11. O-O Qa5 12. f3 Rfc8 13. Rfc1 a6 14. Rab1 Kf8 15. b3 Rab8 16. Ba7 Ra8 17. Bd4 Rab8 18. Kh1 Kg8 19. Bf1 Nd7 20. Bxg7 Kxg7 21. b4 Qe5 22. f4 Qf6 23. Nd5 Bxd5 24. exd5 a5 25. a3 1/2-1/2