Решение шахматной задачи №70579
Мат в 4 хода |
1.Qg6-f7 ! threat:
2.Qf7-d7 zugzwang.
2...f5-f4
3.Se6-f8 threat:
4.Sf8-g6 #
1...Ke5-d5
2.Qf7-c7 zugzwang.
2...Kd5*e6
3.Bb1-a2 #
2...f5-f4
3.Bb1-f5 threat:
4.Qc7-c5 #
1...Ke5-d6
2.Bb1-a2 threat:
3.Qf7-c7 #
2...Kd6-c6
3.Ba2-c4 threat:
4.Qf7-c7 #
2...Kd6-e5
3.Qf7-b7 threat:
4.Qb7-d5 #
3...Ke5-d6
4.Qb7-c7 #
1...f5-f4
2.Bb1-f5 threat:
3.Qf7-f8 threat:
4.Qf8-c5 #
2...Ke5-d5
3.Qf7-c7 threat:
4.Qc7-c5 #
2...Ke5-d6
3.Qf7-c7 +
3...Kd6-d5
4.Qc7-c5 # |