[Event "corr."] [Site "masterchessopen.com – Argentina"] [Round "0"] [White "Deforel Jorge Eduardo"] [Black "Grosso Raul"] [Result "1-0"] [ECO "D90"] [Opening "Gruenfeld: Three Knights Variation"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 8.Be3 Nfd7 9.Qb3 Nb6 10.Rd1 e6 11.Be2 a5 12.e5 a4 13.Qc2 Nc6 14.a3 Ne7 15.Bg5 h6 16.Be3 Ned5 17.O-O Nxc3 18.bxc3 Qe7 19.Qc1 g5 20.h3 Bf5 21.g4 Bg6 22.h4 gxh4 23.Bxh6 h3 24.Kh2 Be4 25.Qf4 Bxf3 26.Bxf3 Nd5 27.Qc1 f6 28.Bxd5 exd5 29.Bxg7 Kxg7 30.f4 Rh8 31.f5 Kf8 32.Rde1 Qg7 33.Qf4 fxe5 34.dxe5 Qe7 35.g5 Rh5 36.f6 Qe6 37.g6 c5 38.Rg1 Kg8 39.Rg4 d4 40.Rh4 {#r} 1-0