Решение шахматной задачи №90240
Мат в 4 хода |
1.Rb7-h7 ! threat:
2.Rh7*h8 +
2...Ka8-a7
3.Rb5-b1 zugzwang.
3...Ka7-a6
4.Rh8-a8 #
3.Rb5-b2 zugzwang.
3...Ka7-a6
4.Rh8-a8 #
3.Rb5-b3 zugzwang.
3...Ka7-a6
4.Rh8-a8 #
3.Rb5-b4 zugzwang.
3...Ka7-a6
4.Rh8-a8 #
2.Rb5-g5 threat:
3.Rg5-g8 #
2...Bh8-e5
3.Rg5*e5 threat:
4.Re5-e8 #
2...Bh8-f6
3.Rg5-g8 +
3...Bf6-d8
4.Rg8*d8 #
2...Bh8-g7 +
3.Rg5*g7 threat:
4.Rh7-h8 #
4.Rg7-g8 #
2.Rb5-f5 threat:
3.Rf5-f8 #
2...Bh8-e5
3.Rf5*e5 threat:
4.Re5-e8 #
2...Bh8-f6
3.Rf5*f6 threat:
4.Rf6-f8 #
2...Bh8-g7 +
3.Rh7*g7 threat:
4.Rf5-f8 #
1...Bh8-f6
2.Rb5-f5 threat:
3.Rf5*f6 threat:
4.Rf6-f8 #
2...Bf6-e5
3.Rf5*e5 threat:
4.Re5-e8 #
2...Bf6-h4
3.Rf5-f8 +
3...Bh4-d8
4.Rf8*d8 #
2...Bf6-g5 +
3.Kh6*g5 threat:
4.Rf5-f8 #
3.Rf5*g5 threat:
4.Rg5-g8 #
2...Bf6-g7 +
3.Rh7*g7 threat:
4.Rf5-f8 #
2...Bf6-d8
3.Rf5-f8 threat:
4.Rf8*d8 #
2...Bf6-e7
3.Rh7*e7 threat:
4.Rf5-f8 #
1...Bh8-g7 +
2.Kh6*g7 threat:
3.Rh7-h1 threat:
4.Rh1-a1 #
3.Rh7-h2 threat:
4.Rh2-a2 #
2...Ka8-a7
3.Rh7-h6 zugzwang.
3...Ka7-a8
4.Rh6-a6 # |