[Event "It (cat.11)"] [Site "masterchessopen.com Sochi (Russia)"] [Round "0"] [White "Vaisser Anatoly (FRA)"] [Black "Geller Efim P (RUS)"] [Result "1/2-1/2"] [WhiteElo "2515"] [BlackElo "2550"] [ECO "E47"] [Opening "Nimzo-Indian: 4.e3 O-O 5.Bd3"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 c5 6.Nf3 d5 7.O-O dxc4 8.Bxc4 b6 9.Qe2 Bb7 10.Rd1 Qc8 11.Nb5 cxd4 12.Nbxd4 Nc6 13.Bd2 Nxd4 14.Nxd4 Bxd2 15.Rxd2 a6 16.Rc2 Qd7 17.Rac1 Rfc8 18.Rd1 Qe7 19.a3 g6 20.Bb5 {#d} 1/2-1/2