Решение шахматной задачи №73146
Мат в 4 хода |
1.Qb3-b6 + !
1...Kd4-d3
2.Qb6-c5 threat:
3.Bd1-a4 zugzwang.
3...Kd3-d2
4.Qc5-e3 #
3.Bd1-b3 threat:
4.Qc5-e3 #
2...Kd3-d2
3.Qc5-c2 +
3...Kd2-e1
4.Qc2-e2 #
3.Bd1-e2 zugzwang.
3...Kd2-e1
4.Qc5-b4 #
4.Qc5-c1 #
4.Qc5-c3 #
4.Qc5-a5 #
3.Bd1-b3 threat:
4.Qc5-e3 #
3...Kd2-e1
4.Qc5-f2 #
4.Qc5-c1 #
2.Bd1-a4 threat:
3.Qb6-c5 zugzwang.
3...Kd3-d2
4.Qc5-e3 #
2...Kd3-c3
3.Kf3-e3 threat:
4.Qb6-d4 #
4.Qb6-b3 #
3...Kc3-c4
4.Qb6-d4 #
3.Kf3-e4 threat:
4.Qb6-d4 #
3...Kc3-d2
4.Qb6-e3 #
2...Kd3-c4
3.Kf3-e4 threat:
4.Qb6-d4 #
1...Kd4-d5
2.Kf3-f4 threat:
3.Bd1-b3 #
2...Kd5-c4
3.Kf4-e4 zugzwang.
3...Kc4-c3
4.Qb6-d4 #
3.Kf4-e5 zugzwang.
3...Kc4-c3
4.Qb6-d4 #
3...Kc4-d3
4.Qb6-d4 #
2.Bd1-b3 +
2...Kd5-e5
3.Qb6-e6 +
3...Ke5-d4
4.Qe6-e3 #
1...Kd4-c4
2.Kf3-e4 zugzwang.
2...Kc4-c3
3.Qb6-d4 #
1...Kd4-e5
2.Bd1-b3 threat:
3.Qb6-e6 +
3...Ke5-d4
4.Qe6-e3 #
2...Ke5-f5
3.Qb6-h6 zugzwang.
3...Kf5-e5
4.Qh6-f4 #
1...Kd4-c3
2.Kf3-e3 threat:
3.Qb6-d4 #
3.Qb6-b3 #
2...Kc3-c4
3.Ke3-e4 zugzwang.
3...Kc4-c3
4.Qb6-d4 #
2.Bd1-a4 threat:
3.Kf3-e3 threat:
4.Qb6-d4 #
4.Qb6-b3 #
3...Kc3-c4
4.Qb6-d4 #
3.Kf3-e4 threat:
4.Qb6-d4 #
3...Kc3-d2
4.Qb6-e3 #
2...Kc3-d3
3.Qb6-c5 zugzwang.
3...Kd3-d2
4.Qc5-e3 #
2...Kc3-c4
3.Kf3-e4 threat:
4.Qb6-d4 #
1.Qb3-b5 ! zugzwang.
1...Kd4-c3
2.Kf3-e4 zugzwang.
2...Kc3-d2
3.Qb5-d3 +
3...Kd2-e1
4.Qd3-e2 #
3...Kd2-c1
4.Qd3-c2 # |