[Event "It (open)"] [Site "masterchessopen.com ? San Fernando (Argentina)"] [Round "2"] [White "Martin Mas"] [Black "Guerrero Rafael (CUB)"] [Result "1-0"] [BlackElo "2302"] [ECO "C00"] [Opening "French: 2.d4"] 1.e4 e6 2.d4 Qf6 3.Nf3 Bd6 4.e5 Bb4+ 5.c3 Qe7 6.cxb4 Qxb4+ 7.Nc3 Nc6 8.a3 Qe7 9.Bd3 Nh6 10.Bg5 Qf8 11.Nb5 Rb8 12.Nxc7# 1-0