[Event "80th ch-BRA 2013"] [Site "Joao Pessoa BRA"] [Date "2013.12.17"] [EventDate "2013.12.13"] [Round "6.5"] [Result "0-1"] [White "Jatoba de Oliveira Reis, Paulo"] [Black "Krikor Sevag Mekhitarian"] [ECO "A37"] [WhiteElo "2394"] [BlackElo "2566"] [PlyCount "50"] 1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nf3 Nc6 5. Nc3 e6 6. d3 Nge7 7. Bg5 h6 8. Bd2 d5 9. O-O b6 10. Rb1 Bb7 11. a3 Rc8 12. b4 dxc4 13. dxc4 O-O 14. Qc1 Nf5 15. bxc5 Na5 16. Rd1 Nxc4 17. Be1 Qe8 18. Na2 Ne5 19. Nxe5 Bxg2 20. Nd7 Bd5 21. Rxd5 exd5 22. c6 Nd4 23. Qd1 Nxe2+ 24. Kf1 Qe4 25. Rb4 Qf3 0-1