Решение шахматной задачи №72402
Мат в 4 хода |
1.Sb1-d2 ! zugzwang.
1...Ke6-d5
2.Sd2-c4 zugzwang.
2...Kd5-e4
3.Sa6-c5 +
3...Ke4-d4
4.Qf8-d6 #
3...Ke4-d5
4.Qf8-d6 #
2...Kd5-d4
3.Sa6-c5 threat:
4.Qf8-d6 #
2...Kd5-c6
3.Qf8-f7 zugzwang.
3...Kc6-b5
4.Qf7-b7 #
2...Kd5-e6
3.Sa6-c5 +
3...Ke6-d5
4.Qf8-d6 #
1...Ke6-e5
2.Kb3-c4 zugzwang.
2...Ke5-e6
3.Sa6-c5 +
3...Ke6-e5
4.Sd2-f3 #
1...Ke6-d7
2.Sd2-c4 zugzwang.
2...Kd7-c6
3.Qf8-f7 zugzwang.
3...Kc6-b5
4.Qf7-b7 #
2...Kd7-e6
3.Sa6-c5 +
3...Ke6-d5
4.Qf8-d6 # |