[Event "Ch Costa Rica"] [Site "masterchessopen.com – San Jose (Costa Rica)"] [Round "3"] [White "Murillo Alexis (CRC)"] [Black "Ugalde Ronald (CRC)"] [Result "1-0"] [WhiteElo "2374"] [BlackElo "2162"] [ECO "B57"] [Opening "Sicilian: Sozin"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 e6 7.Be3 Be7 8.Qe2 a6 9.O-O-O Qc7 10.Bb3 Bd7 11.Kb1 b5 12.f3 O-O 13.g4 Rfc8 14.g5 Ne8 15.h4 Na5 16.f4 Nc4 17.g6 Nf6 18.gxf7+ Kxf7 19.f5 exf5 20.exf5 d5 21.Bg5 Qd6 22.Rhg1 Re8 23.Qg2 Bc6 24.Bf4 {#r} 1-0