Diagram – 15

(A)1.Bxh7+ Kxh7 2.Ng5+ Kg6 3.h4! Qe7 4.Rb1 f5 5.exf6 Qxf6 6. h5+
Kh6 7.Nf7+ Kh7 8.Qxf6 gxf6 9.Re7 Rc2 10. Nd6+ Kg8 11.Rxb7 Nc4
12. Nxc4 dxc4 13.Rxa7 Rf7 1 4.Rxf7 Kxf7 15.Rxb6 Rxa2 +-
(B)1.Bxh7+ Kxh7 2.Ng5+ Kg6 3.h4! Rc4! 4.Rd4 Rxd4 5.Qxd4 Bc8
6.Qxb2 Bf5 7. Qa3 f6 8.e6 Re8 9.Qf3 Qe7 10.Qf4 Bc2 11.h5+ Kh6
12.Ne4+ Kh7 13.Nd6 Rd8 14.Nf7 Rf8 15.Rc1 Bd3 16.Qg4 Be4
17.Rc6 Re8 18.Rd6 Bc2 +-
In the actual game white played 4.h5+ Kh6 { 4. …Kxh5 5.g4+ Kg6
( 5. …Kh6 6.Qh2+ Kxg5 7.Qh5+ Kf4 8.Qf5# ; 5. …Kh4 6.Nf3+ +-)
6.Qf5+ Kh6 7.Nxf7+ Rxf7 8.Qh5#} 5.Nxf7+Kh7 6.Qf5+ Kg8 7.e6!
Qf6! 8.Qxf6 gxf6 9.Rd2 !? Rc6?!10.Rxb2 Re8 ?! 11.Nh6+ Kh7 12.Nf5
Rexe6 13.Rxe6 Rxe6 14.Rc2 Rc6 15.Re2 Bc8 16.Re7+ Kh8 17.Nh4
f5 18.Ng6+ Kg8 19. Rxa7 1- 0