2021.06.06
1 : 0
Queen's pawn, Mason variation
1.d4 d5 2.Bf4 Nf6 3.e3 c5 4.Nf3 Nc6 5.Bb5 Qb6 6.c4 e6 7.O-O Be7 8.Nc3 O-O 9.Na4 Qd8 10.Nxc5 a6 11.Bxc6 bxc6 12.Ne5 Qb6 13.Qb3 Qxb3 14.axb3 Ne4 15.Nxe4 dxe4 16.Nxc6 Bf6 17.b4 Bb7 18.b5 Rfc8 19.Na5 Ra7 20.b6