Решение шахматной задачи №74471
Мат в 4 хода |
1.f5-f6 ! zugzwang.
1...Kd7-d8
2.f6-f7 threat:
3.f7-f8=S zugzwang.
3...Kd8-c8
4.Re3-e8 #
2...Kd8-c8
3.Re3-e7 threat:
4.f7-f8=Q #
4.f7-f8=R #
3...Kc8-d8
4.f7-f8=Q #
2...Kd8-d7
3.f7-f8=R zugzwang.
3...Kd7-d6
4.Rf8-d8 #
2.Re3-e7 zugzwang.
2...Kd8-c8
3.f6-f7 threat:
4.f7-f8=Q #
4.f7-f8=R #
3...Kc8-d8
4.f7-f8=Q #
1...Kd7-d6
2.f6-f7 zugzwang.
2...Kd6-d5
3.f7-f8=Q threat:
4.Qf8-c5 #
4.Qf8-d8 #
3...Kd5-d4
4.Qf8-c5 #
2...Kd6-d7
3.f7-f8=R zugzwang.
3...Kd7-d6
4.Rf8-d8 #
1...Kd7-c8
2.f6-f7 threat:
3.Re3-e7 threat:
4.f7-f8=Q #
4.f7-f8=R #
3...Kc8-d8
4.f7-f8=Q #
2...Kc8-d8
3.f7-f8=S zugzwang.
3...Kd8-c8
4.Re3-e8 #
2...Kc8-d7
3.f7-f8=R zugzwang.
3...Kd7-d6
4.Rf8-d8 # |