2021.02.16
1 : 0
Queen's pawn, Mason variation
1.d4 d5 2.Bf4 Na6 3.e3 e6 4.c3 c6 5.Bd3 Nf6 6.Nf3 Bd6 7.Bg3 g6 8.Bxd6 Qxd6 9.Nbd2 Bd7 10.Qc2 O-O-O 11.O-O-O h6 12.Bxa6 bxa6 13.Qd3 Kb7 14.c4 Ng4 15.Rdf1 dxc4 16.Qxc4 Nf6 17.Nb3 Rhe8 18.Na5+ Kc7 19.Qxa6 Ne4 20.Qb7#