[Event "Memorial Luiz Rego"] [Site "masterchessopen.com Teresina (Brazil)"] [Round "0"] [White "Castelo Branco Hermes"] [Black "Ribeiro David"] [Result "0-1"] [ECO "D31"] [Opening "Semi-Slav"] 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Bf4 dxc4 5.e3 b5 6.Nf3 Bb4 7.Be2 Nf6 8.O-O Qa5 9.Qc2 Nbd7 10.Ne4 Nxe4 11.Qxe4 Bb7 12.Bg3 Nf6 13.Qc2 O-O 14.Be5 Qd8 15.Ng5 g6 16.Bf3 Nd5 17.Nh3 Bd6 18.Bg3 f5 19.Bxd5 cxd5 20.Nf4 {#R} 0-1