Решение шахматной задачи №69939
Мат в 4 хода |
1.Qa4-a1 ! zugzwang.
1...Kf7-g6
2.Qa1-f6 +
2...Kg6-h7
3.Qf6-f8 zugzwang.
3...Kh7-g6
4.Qf8-g8 #
1...Kf7-f8
2.Kc5-d6 zugzwang.
2...Kf8-g8
3.g5-g6 zugzwang.
3...Kg8-f8
4.Qa1-h8 #
2...Kf8-e8
3.g5-g6 threat:
4.Qa1-h8 #
4.Qa1-a8 #
3...Ke8-f8
4.Qa1-h8 #
3.Qa1-g7 threat:
4.Qg7-e7 #
4.Qg7-g8 #
3...Ke8-d8
4.Qg7-h8 #
4.Qg7-f8 #
4.Qg7-d7 #
4.Qg7-g8 #
3.Qa1-f1 zugzwang.
3...Ke8-d8
4.Qf1-f8 #
2...Kf8-f7
3.Qa1-h8 zugzwang.
3...Kf7-g6
4.Qh8-g8 #
1...Kf7-e7
2.Qa1-g7 +
2...Ke7-e8
3.Kc5-c6 zugzwang.
3...Ke8-d8
4.Qg7-f8 #
4.Qg7-d7 #
3.Kc5-d6 threat:
4.Qg7-e7 #
4.Qg7-g8 #
3...Ke8-d8
4.Qg7-h8 #
4.Qg7-f8 #
4.Qg7-d7 #
4.Qg7-g8 #
2...Ke7-e6
3.Qg7-h7 zugzwang.
3...Ke6-e5
4.Qh7-f5 #
2...Ke7-d8
3.Kc5-d6 threat:
4.Qg7-h8 #
4.Qg7-f8 #
4.Qg7-d7 #
4.Qg7-g8 #
3...Kd8-e8
4.Qg7-e7 #
4.Qg7-g8 #
3...Kd8-c8
4.Qg7-c7 #
1...Kf7-e8
2.Qa1-g7 threat:
3.Kc5-c6 zugzwang.
3...Ke8-d8
4.Qg7-f8 #
4.Qg7-d7 #
3.Kc5-d6 threat:
4.Qg7-e7 #
4.Qg7-g8 #
3...Ke8-d8
4.Qg7-h8 #
4.Qg7-f8 #
4.Qg7-d7 #
4.Qg7-g8 #
2...Ke8-d8
3.Kc5-d6 threat:
4.Qg7-h8 #
4.Qg7-f8 #
4.Qg7-d7 #
4.Qg7-g8 #
3...Kd8-e8
4.Qg7-e7 #
4.Qg7-g8 #
3...Kd8-c8
4.Qg7-c7 #
1...Kf7-g8
2.Qa1-f6 zugzwang.
2...Kg8-h7
3.Qf6-f8 zugzwang.
3...Kh7-g6
4.Qf8-g8 #
1...Kf7-e6
2.Qa1-a7 threat:
3.Qa7-h7 zugzwang.
3...Ke6-e5
4.Qh7-f5 #
3.Kc5-c6 zugzwang.
3...Ke6-e5
4.Qa7-e3 #
2...Ke6-e5
3.Qa7-a4 zugzwang.
3...Ke5-e6
4.Qa4-e8 # |