
Black to play
The solution is: 30… e4+ 31. Qxe4 Qa3+ 32. Kg2 Qb2+ 33. Kf3 Qc3+ 34. Kg2 Qb2+ 35. Kf3 Qxh2 36. Qxb7+ Kh6 37. Qxc8 Qg3+ 38. Ke2 Qe3+ 39. Kd1 Qd4+ 40. Kc2 Qxa1 0-1

Black to play
The solution is: 30… e4+ 31. Qxe4 Qa3+ 32. Kg2 Qb2+ 33. Kf3 Qc3+ 34. Kg2 Qb2+ 35. Kf3 Qxh2 36. Qxb7+ Kh6 37. Qxc8 Qg3+ 38. Ke2 Qe3+ 39. Kd1 Qd4+ 40. Kc2 Qxa1 0-1