2021.10.15
1/2 : 1/2
Queen's pawn, Mason variation
1.d4 d5 2.Bf4 Nf6 3.e3 c5 4.Nd2 Nc6 5.Ngf3 cxd4 6.exd4 Bg4 7.c3 a6 8.Qb3 Na5 9.Qa4+ b5 10.Qc2 e6 11.a4 Bf5 12.Bd3 Bxd3 13.Qxd3 b4 14.O-O Bd6 15.Bxd6 Qxd6 16.b3 O-O 17.Rfc1 Nc6 18.c4 Rfd8 19.c5 Qf4 20.Re1 a5 21.g3