[Event "Memorial Dijalma Caiafa"] [Site "Rio de Janeiro"] [Date "2016.09.20"] [Round "4.7"] [White "Silveira, Jorge"] [Black "Negreiros, Diogenes"] [Result "0-1"] [WhiteElo "1712"] [BlackElo "1734"] [EventType "Swiss"] [EventRounds "6"] [EventCountry "BRA"] [ECO "A07"] [Opening "Reti: KIA"] 1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. O-O Nc6 5. d3 e5 6. c4 d4 7. e3 Be7 8. exd4 cxd4 9. b4 Bxb4 10. Nxe5 Nxe5 11. Qa4+ Kf8 12. Qxb4+ Kg8 13. Qa3 Bf5 14. Rd1 Qd7 15. Bf4 Ng6 16. Bc1 Re8 17. Nd2 h5 18. Nf3 h4 19. Bg5 hxg3 20. fxg3 Ng4 21. Re1 Ne3 22. Bxe3 dxe3 23. d4 Bh3 24. Rxe3 Bxg2 25. Rxe8+ Qxe8 26. Kxg2 Qe2+ 27. Kg1 Qxc4 28. Rc1 Qe6 29. Qxa7 Qe3+ {#R} 0-1