2017.07.07
1/2 : 1/2
Queen's pawn, Mason variation, Steinitz counter-gambit
1.d4 d5 2.Bf4 c5 3.e3 e6 4.c3 Nd7 5.Nf3 Ngf6 6.Nbd2 Be7 7.Ne5 O-O 8.Be2 cxd4 9.exd4 Nxe5 10.Bxe5 Bd7 11.O-O Rc8 12.Rc1 Qb6 13.Qb3 Qxb3