Решение шахматной задачи №64682
Мат в 4 хода |
1.Ra3-a1 ! zugzwang.
1...f7-f5
2.Bg8-a2 zugzwang.
2...Sa7-c8
3.Ba2-d5 +
3...Sc8-a7
4.Bd5*c6 #
3...Bb8-a7
4.Rh8*c8 #
1...f7-f6
2.f4-f5 zugzwang.
2...Bb8-f4
3.Bg8-d5 +
3...Bf4-b8
4.Bd5*c6 #
2...Bb8-h2
3.Bg8-d5 +
3...Bh2-b8
4.Bd5*c6 #
2...Bb8-g3
3.Bg8-d5 +
3...Bg3-b8
4.Bd5*c6 #
2...Bb8-e5
3.Bg8-d5 +
3...Be5-b8
4.Bd5*c6 #
2...Bb8-d6
3.Bg8-d5 +
3...Bd6-f8
4.Rh8*f8 #
3...Bd6-b8
4.Bd5*c6 #
2...Bb8-c7
3.Bg8-d5 +
3...Bc7-d8
4.Rh8*d8 #
3...Bc7-b8
4.Bd5*c6 #
1...Bb8*f4
2.Bg8-h7 +
2...Bf4-b8
3.Bh7-e4 threat:
4.Be4*c6 #
1...Bb8-e5
2.f4*e5 threat:
3.Bg8*f7 #
3.Bg8-h7 #
2...Ka8-b8
3.Bg8*f7 +
3...Sa7-c8
4.Rh8*c8 #
3.Bg8-h7 +
3...Sa7-c8
4.Rh8*c8 #
1...Bb8-d6
2.Bg8-h7 +
2...Bd6-b8
3.Bh7-e4 threat:
4.Be4*c6 #
2...Bd6-f8
3.Rh8*f8 #
1...Bb8-c7
2.Kd7*c7 threat:
3.Bg8*f7 #
3.Bg8-h7 # |