(1) Alekhine,A - Gregory,B [C28]
St Petersburg nt St Petersburg (7), 1909

1.e4 e5 2.Nc3 Nf6 3.Bc4 Nc6 4.d3 Bb4 5.Bg5 Nd4 6.a3 Bxc3+ 7.bxc3 Ne6 8.h4 h6 9.Bd2 d6 10.Qf3 Bd7 11.g4 Qe7 12.g5 Ng8 13.Rb1 Bc6 14.Nh3 Kd7 15.Qg4 Rf8 16.f4 f5 17.exf5 Bxh1 18.fxe6+ Kc8 19.Qg1 c6 20.Qxa7 c5 21.d4 Qc7 22.d5 Ne7 23.Rxb7 Qxb7 24.Ba6 Bxd5 25.c4 Qxa6 26.Qxa6+ Bb7 27.Qxd6 Nc6 28.gxh6 gxh6 29.f5 Rxf5 30.Qd7+ Kb8 31.e7 Nxe7 32.Qxe7 Rhf8 33.Qd6+ Ka8 34.Bxh6 R8f6 35.Qd8+ Ka7 36.Be3 Rf3 37.Bxc5+ Ka6 38.Qb8 1-0