Решение шахматной задачи №75677
Мат в 4 хода |
1.Qe3-e8 ! zugzwang.
1...Rc7*c6 +
2.Qe8*c6 #
1...Rc7-b7
2.c6*b7 #
1...Rc7-c8
2.Qe8-d7 threat:
3.Qd7-b7 #
2...Bb8-c7
3.Qd7*c8 +
3...Bc7-b8
4.Qc8-b7 #
2...Rc8*c6 +
3.Qd7*c6 #
2...Rc8-c7
3.Qd7-d5 zugzwang.
3...Rc7-c8
4.c6-c7 #
3...Rc7*c6 +
4.Qd5*c6 #
3...Rc7-b7
4.c6*b7 #
3...Rc7-h7
4.c6-c7 #
3...Rc7-g7
4.c6-c7 #
3...Rc7-f7
4.c6-c7 #
3...Rc7-e7
4.c6-c7 #
3...Rc7-d7
4.c6*d7 #
1...Rc7-h7
2.Qe8-c8 threat:
3.Qc8-b7 +
3...Rh7*b7
4.c6*b7 #
1...Rc7-g7
2.Qe8-c8 threat:
3.Qc8-b7 +
3...Rg7*b7
4.c6*b7 #
1...Rc7-f7
2.Qe8-c8 threat:
3.Qc8-b7 +
3...Rf7*b7
4.c6*b7 #
1...Rc7-e7
2.Qe8-c8 threat:
3.Qc8-b7 +
3...Re7*b7
4.c6*b7 #
1...Rc7-d7
2.Qe8-c8 threat:
3.Qc8-b7 +
3...Rd7*b7
4.c6*b7 #
2.Qe8*d7 threat:
3.Qd7-b7 #
2...Bb8-c7
3.Qd7-c8 +
3...Bc7-b8
4.Qc8-b7 #
1.Qe3-e6 ! threat:
2.Qe6-d5 zugzwang.
2...Rc7-c8
3.c6-c7 #
2...Rc7*c6 +
3.Qd5*c6 #
2...Rc7-b7
3.c6*b7 #
2...Rc7-h7
3.c6-c7 #
2...Rc7-g7
3.c6-c7 #
2...Rc7-f7
3.c6-c7 #
2...Rc7-e7
3.c6-c7 #
2...Rc7-d7
3.c6*d7 #
1...Rc7-c8
2.Qe6-d7 threat:
3.Qd7-b7 #
2...Bb8-c7
3.Qd7*c8 +
3...Bc7-b8
4.Qc8-b7 #
2...Rc8*c6 +
3.Qd7*c6 #
2...Rc8-c7
3.Qd7-d5 zugzwang.
3...Rc7-c8
4.c6-c7 #
3...Rc7*c6 +
4.Qd5*c6 #
3...Rc7-b7
4.c6*b7 #
3...Rc7-h7
4.c6-c7 #
3...Rc7-g7
4.c6-c7 #
3...Rc7-f7
4.c6-c7 #
3...Rc7-e7
4.c6-c7 #
3...Rc7-d7
4.c6*d7 #
2.c6-c7 threat:
3.Qe6-d5 #
3.Qe6-e4 #
3.Qe6-c6 #
2...Bb8*c7
3.Qe6-c6 +
3...Ka8-b8
4.Qc6-b7 #
3.Qe6-d5 +
3...Ka8-b8
4.Qd5-b7 #
3.Qe6*c8 +
3...Bc7-b8
4.Qc8-b7 #
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