1.d4d52.Nf3Nf63.c4dxc44.Nc3...D24 Queen's Gambit Accepted: Showalter Variation4....a65.a4Nc66.Bg5h67.Bh4Bg48.e3Na59.Be2Bxf310.Bxf3e611.O-OBe712.Qc2c613.Rad1Nd514.Bg3O-O15.Na2b516.e4Nb617.Nc3Bf618.axb5axb519.d5Bxc320.Qxc3exd521.exd5cxd522.Qe5Nc623.Qd6Qxd624.Bxd6Rfc825.Rfe1?!...(-1.41 → -2.50) Inaccuracy. Bg4 was best.25.Bg4Re825....Ra226.Bg4Rca827.Bc7R8a6?(-3.06 → -1.69) Mistake. Na4 was best.27...Na428.h4g629.h5g5?(-2.37 → -0.79) Mistake. gxh5 was best.29...gxh530.Bxh5Rxb231.Re3Nd732.Rg3+Kf833.Rf3Nce534.Rf5f635.f4Nd336.Rxd530.f4d4?!(-2.06 → -1.08) Inaccuracy. gxf4 was best.30...gxf431.fxg5hxg5?!(-1.30 → -0.64) Inaccuracy. Nd5 was best.31...Nd532.Bf3?...(-0.64 → -2.41) Mistake. Be5 was best.32.Be5Nd533.Bf3Nxe534.Rxe5Nc735.Rxg5+Kf836.Rc5Ne637.Rxb5Kg738.Rb8c332....Nd733.Rf1Kg734.Bd5?!...(-2.21 → -3.50) Inaccuracy. Rde1 was best.34.Rde1Nf635.Bxc6Rxc636.Be5d337.Rf5Re638.Rb1b439.Rbf1Rxe540.Rxe5Rxb234....f635.Be6Nde536.h6+Kg637.h7?!...(-2.97 → -3.87) Inaccuracy. Bc8 was best.37.Bc8Ra738.Bxe5Nxe539.Rxd4Rxb240.Rd6Rf741.Be6Re742.Bc8Kxh643.Rdxf6+Kh737....Kxh738.Rxf6Ra139.Rff1?!...(-2.89 → -3.69) Inaccuracy. Rxa1 was best.39.Rxa1Rxa1+40.Rf1Rxf1+41.Kxf1Kg742.Bd5c343.bxc3dxc344.Bxc6Nxc645.Ke2Kf639....Rxd140.Rxd1d341.Bf5+?!...(-3.43 → -4.58) Inaccuracy. Kf2 was best.41.Kf2Kg642.Bd5Ng4+43.Kf3Nf644.Bxc6Rxc645.Ba5Re646.Re1Rxe147.Bxe1Kf541....Kg742.Re1Nf743.Be4Nd444.Bd5Rf645.g3?!...(-4.44 → -6.24) Inaccuracy. Ba5 was best.45.Ba5Ne2+46.Rxe2dxe247.Bf3Re648.Kf2Ne549.Bc3e1=Q+50.Kxe1b451.Bd4Kg645....Nc246.Rb1Ne347.Bxf7Kxf748.Ba5Nd549.Bd2b450.Rc1Rc651.Bxg5c352.bxc3Nxc353.Rf1+?!...(-5.67 → -11.20) Inaccuracy. Kf2 was best.53.Kf2b354.Ke3b255.Kxd3Kg656.Bd2bxc1=N+57.Bxc1Kf558.Bd2Nb559.Ke3Re6+53....Kg654.Bd2b355.Kf2b256.Bxc3Rxc357.Rb1?!...(-46.74 → Mate in 20) Checkmate is now unavoidable. Re1 was best.57.Re1Rc157....Rc158.Rxb2Rc2+White resigns.0-1