2021.07.29
1/2 : 1/2
Queen's pawn, Mason variation, Steinitz counter-gambit
1.d4 d5 2.Bf4 c5 3.e3 Nc6 4.c3 Qb6 5.Qb3 c4 6.Qc2 e5 7.dxe5 Bf5 8.Qc1 g5 9.Bxg5 Nxe5 10.Nd2 f6 11.Bf4 Ne7 12.b3 Rg8 13.bxc4 Nd3+ 14.Bxd3 Bxd3 15.c5 Qxc5 16.Bg3 Rc8 17.Ne2 Bxe2 18.Kxe2 Qb5+ 19.Ke1 Rg4 20.Qb1 Qa6 21.Qxh7 Rg6 22.Qh5 Bg7 23.Nf3 Kd7 24.Nd4 f5 25.Qe2 Rxc3 26.Qxa6 Rxa6 27.a3 Nc6 28.Nxf5 Bh8 29.Ke2 Rc2+ 30.Kd3 Rc3+ 31.Ke2 Rc2+ 32.Kd3 Rc3+ 33.Kd2 Rb3 34.Nd4 Nxd4 35.exd4 Bxd4 36.Rhb1 Raxa3 37.Rxb3 Rxb3 38.Ra2 b5 39.Ra6 Ke7 40.Bd6+ Kf7 41.f4 b4 42.Be5 Bxe5 43.fxe5 Ra3 44.Rd6 a5 45.Rxd5 a4 46.Rb5 b3 47.Kc1 Ra1+ 48.Kb2 Ra2+ 49.Kb1 Rxg2 50.Rb4 Ra2 51.h4 Kg6 52.h5+ Kxh5 53.e6 Rd2 54.e7 Re2 55.e8=Q+ Rxe8