A17: English Opening: 1...Nf6 with ...Bb4
1.c4 e6 2.Nc3 Nf6 3.g3 d5 4.cxd5 exd5 5.d4 Bf5 6.Bg2 c6 7.Nf3 Bd6 [7...h6 8.0-0 Bd6 9.Ne5 Nbd7 10.Bf4 Qe7 11.Nxd7 Qxd7 12.Bxd6 Qxd6 13.f3 Qb4 14.e4 dxe4 15.fxe4 Benko-Czerniak, Reggio Emilia 1970]
8.Bg5 h6 9.Bxf6 Qxf6 10.0-0 Nd7 11.Re1 [an improvement appears to be 11.Nh4 Bh7 as in Ophoff-Teske, OWL-ch Rehda 1961 but then 12.e4!+/= which is a new move recommended by Fritz 10]
11...g6? Black has overstayed his welcome in the center [>=11...0-0-0= ]
12.e4+/- dxe4 13.Nxe4 0-0-0?? this must have been an oversight [>=13...Bxe4 14.Rxe4+ Kf8 15.Qb3+/- ]
14.Nxf6+- Nxf6 15.Ne5 Rhf8 16.Rc1 Kb8 [16...Bxe5 17.Rxe5 Rfe8+- ]
17.Nxc6+ bxc6 18.Qb3+ [18.Qb3+ Kc8 19.Rxc6+ Bc7 20.Rxc7+ Kxc7 21.Qb7+ Kd6 22.Qe7# ] 1-0