 According to the "Encyclopedia of Chess Openings", White can then gain a small advantage with 8.Bb5 Bd7 9.Bxc6 bxc6 10.0-0 dxe4 11.fxe4!g6 (or 11...0-0-0 12.Qf3) 12.Qf3 Bg7 13.c3 0-0 14.Bf4 c5 15.Nb3 Bc6 16.Qg3!Instead of 7.f3, Tartakower and du Mont recommend 7.Nb5 Qxe4+ 8.Be2 Kd8 9.0-0 "with compensations for the mislaid pawn" .