Решение шахматной задачи №64730
Мат в 4 хода |
1.Sd7-b8 ! threat:
2.Kc6-b6 threat:
3.d6-d7 zugzwang.
3...Ka8*b8
4.d7-d8=Q #
4.d7-d8=R #
1...Ka8*b8
2.d6-d7 threat:
3.Kc6-b6 threat:
4.d7-d8=Q #
4.d7-d8=R #
2...Kb8-a7
3.d7-d8=Q zugzwang.
3...Ka7-a6
4.Qd8-b6 #
4.Qd8-a8 #
3.d7-d8=R zugzwang.
3...Ka7-a6
4.Rd8-a8 #
1...Ka8-a7
2.d6-d7 zugzwang.
2...Ka7-a8
3.Kc6-b6 zugzwang.
3...Ka8*b8
4.d7-d8=Q #
4.d7-d8=R #
2...Ka7*b8
3.Kc6-b6 threat:
4.d7-d8=Q #
4.d7-d8=R # |