Heading for the protected square at d3.

5.Nxe4 Nxe4 6.Qxe4 Nf3+ 7.gxf3 Rxe4 8.Rxe4 Qd8 -+

A tactical slip in time trouble.
After 6.Nb5 Rd7 7.Bxe5 Rxe5 Black remains on top, but his strong knight is gone.

Black later realized his material advantage.

An unexpected advance that drastically alters the balance of the position.

1...b6 2.Ba4! White is soon able to land a knight on c6
1...cxb4 2.axb4 Bxb4? 3.Qxf6 Bxc3 4.Ng4 h5 5.Nh6+ Kh7 6.Bxg6+ with a decisive attack.

White has emerged with a mobile pawn majority on the queenside.

Weakening the a2-g8 diagonal, but it was not easy to find a constructive plan.

White later realized his material advantage.