2021.06.01
1 : 0
Queen's pawn, Mason variation
1.d4 d5 2.Bf4 Nf6 3.e3 c5 4.Nd2 Nc6 5.Ngf3 Qb6 6.dxc5 Qxc5 7.c4 e6 8.a3 dxc4 9.Nxc4 Nd5 10.b4 Ncxb4 11.axb4 Qxb4+ 12.Nfd2 Nxf4 13.exf4 Be7 14.Rb1 Qc3 15.Rb3 Qf6 16.Ne4 Qxf4 17.Ncd6+ Kf8 18.Rf3 Bxd6 19.Rxf4 Bxf4 20.Qd8#