Решение шахматной задачи №64172
Мат в 4 хода |
a)
1.Bb6-d8 ! threat:
2.Sf6-d5 threat:
3.Bd8-e7 #
2...Kd6-c5
3.Bd8-e7 +
3...Kc5-c4
4.Bc8-a6 #
b) wSd4-->d3
1.Sf6-d5 ! threat:
2.Ke4-d4 zugzwang.
2...Kd6-c6
3.Sd3-b4 +
3...Kc6-d6
4.Bb6-c5 #
4.Bb6-c7 #
3...Kc6-b5
4.Bc8-d7 #
1...Kd6-c6
2.Ke4-e5 zugzwang.
2...Kc6-b5
3.Sd3-c5 zugzwang.
3...Kb5-c6
4.Bc8-d7 #
3...Kb5-c4
4.Bc8-a6 #
c) wKe4-->h7
1.Kh7-g6 ! zugzwang.
1...Kd6-e7
2.Bb6-c7 zugzwang.
2...Ke7-f8
3.Bc7-d6 #
2.Sd4-f5 +
2...Ke7-f8
3.Bb6-c5 #
2.Sd4-b5 zugzwang.
2...Ke7-f8
3.Bb6-c5 #
1...Kd6-e5
2.Sd4-e6 threat:
3.Bb6-c7 #
2...Ke5-d6
3.Bc8-d7 zugzwang.
3...Kd6-e7
4.Bb6-c5 #
3...Kd6-e5
4.Bb6-c7 #
d) wKe4-->e8
1.Ke8-f7 ! zugzwang.
1...Kd6-e5
2.Sd4-e2 threat:
3.Bb6-c7 #
2...Ke5-d6
3.Bc8-d7 zugzwang.
3...Kd6-e5
4.Bb6-c7 # |