V-1

1.Nf5 Nf2+
2.Rxf2 gxf5
3.Rg2 Rg8
4.Rcg1 Qxb3
5.Rg3 Rxg3
6.Rxg3 Qxg3
7.hxg3
It's a winning position for white.

V-2

1.Nf5 gxf5
2.Rg1 Nf2+
3.Rxf2 Rg8
4.Rfg2 Qxb3
5.Rg3 Rxg3
6.Rxg3 Qd1+
7.Qxd1
It's a winning position for white.

Nf5 Rg8 (gxf5 Rh3) Qxh7!! Kxh7 Rh3 mate