[Event "Porto San Giorgio op 11th"] [Site "Porto San Giorgio"] [Date "1999.08.23"] [EventDate "?"] [Round "4"] [Result "1-0"] [White "Boris Chatalbashev"] [Black "Milan Mrdja"] [ECO "E70"] [WhiteElo "2524"] [BlackElo "2425"] [PlyCount "46"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 O-O 6. Nge2 c5 7. d5 e6 8. Bg5 exd5 9. cxd5 Nbd7 10. O-O a6 11. a4 Re8 12. Kh1 h6 13. Bh4 Qc7 14. f4 c4 15. Bc2 Nc5 16. Ng3 Rb8 17. Bxf6 Bxf6 18. e5 Bh4 19. Qf3 Bd7 20. e6 fxe6 21. Qg4 g5 22. fxg5 hxg5 23. Nh5 1-0