6... Nf6 7.e5 Ng4 8.e6 f6 9.O-O Nge5 10.Nxe5 Nxe5
11.Qh5(11.Bd5) g6 12.Qxe5 dxe5(or fxe5 next figure)
13.Bb5+ Bd7 14.Bxd7+ Qxd7 15.exd7 Kxd7



FIG. 23

(7...d5, 7...Nxe5, 7...dxe5)

or 11.Qh5 g6 12.Qxe5 fxe5 13.Bb5+ Bd7 14.Bxd7+ Qxd7
15.exd7 Kxd7




FIG. 24

These 2 positions deserve deeper studies. White has material
advantage though Black's central pawns could become strong.