Решение шахматной задачи №71029
Мат в 4 хода |
1.Sg7-e8 ! zugzwang.
1...Kd5-e6
2.Qh4-f6 +
2...Ke6-d7
3.Bf1-a6 zugzwang.
3...Kd7*e8
4.Ba6-b5 #
2...Ke6-d5
3.Bf1-d3 threat:
4.Qf6-d6 #
1...Kd5-e5
2.Bf1-g2 threat:
3.Qh4-f6 #
3.Qh4-e4 #
2...Ke5-f5
3.Qh4-f6 +
3...Kf5-g4
4.Bg2-f3 #
2...Ke5-e6
3.Qh4-h7 zugzwang.
3...Ke6-e5
4.Qh7-e4 #
1...Kd5-c5
2.Qh4-c4 +
2...Kc5-b6
3.Qc4-c7 #
1...Kd5-c6
2.Qh4-d8 threat:
3.Bf1-a6 threat:
4.Qd8-d6 #
2...Kc6-b7
3.Qd8-c7 +
3...Kb7-a8
4.Bf1-g2 # |