Решение шахматной задачи №74606
Мат в 4 хода |
1.Kd8-d7 ! zugzwang.
1...Ka7*a8
2.Kd7-c6 threat:
3.c7-c8=Q +
3...Ka8-a7
4.Qc8-b7 #
2...Ka8-a7
3.c7-c8=R zugzwang.
3...Ka7-a6
4.Rc8-a8 #
1...Ka7-b7
2.c7-c8=Q +
2...Kb7-a7
3.Sa8-c7 zugzwang.
3...Ka7-b6
4.Qc8-a6 #
1...Ka7-a6
2.c7-c8=Q +
2...Ka6-a5
3.Qc8-c5 +
3...Ka5-a6
4.Qc5-b6 #
3...Ka5-a4
4.Sa8-b6 #
2...Ka6-a7
3.Sa8-c7 zugzwang.
3...Ka7-b6
4.Qc8-a6 #
2...Ka6-b5
3.Qc8-c5 +
3...Kb5-a6
4.Qc5-b6 #
3...Kb5-a4
4.Sa8-b6 # |