
White to play
The solution is: 18. Ng5 hxg5 19. hxg5 dxc3 20. Bf4 Kf7 21. Qg6+ Ke7 22. gxf6+ Rxf6 23. Qxg7+ Rf7 24. Bg5+ Kd6 25. Qxf7 Qxg5 26. Rh7 Qe5+ 27. Kf1 Kc6 28. Qe8+ Kb6 29. Qd8+ Kc6 30. Be4+ 1-0

White to play
The solution is: 18. Ng5 hxg5 19. hxg5 dxc3 20. Bf4 Kf7 21. Qg6+ Ke7 22. gxf6+ Rxf6 23. Qxg7+ Rf7 24. Bg5+ Kd6 25. Qxf7 Qxg5 26. Rh7 Qe5+ 27. Kf1 Kc6 28. Qe8+ Kb6 29. Qd8+ Kc6 30. Be4+ 1-0