Решение шахматной задачи №73420
Мат в 4 хода |
1.Re8-a8 ! threat:
2.Ra8*a2 threat:
3.Ra2-a8 zugzwang.
3...Kh7-h6
4.Ra8-h8 #
2...Kh7-h8
3.Kf6-g6 threat:
4.Ra2-a8 #
3.Kf6-f7 threat:
4.Ra2-h2 #
2...Kh7-g8
3.Ra2-h2 zugzwang.
3...Kg8-f8
4.Rh2-h8 #
1...a2-a1=Q +
2.Ra8*a1 threat:
3.Ra1-a8 zugzwang.
3...Kh7-h6
4.Ra8-h8 #
2...Kh7-h8
3.Kf6-g6 threat:
4.Ra1-a8 #
3.Kf6-f7 threat:
4.Ra1-h1 #
2...Kh7-g8
3.Ra1-h1 zugzwang.
3...Kg8-f8
4.Rh1-h8 #
1...a2-a1=S
2.Ra8*a1 threat:
3.Ra1-a8 zugzwang.
3...Kh7-h6
4.Ra8-h8 #
2...Kh7-h8
3.Kf6-g6 threat:
4.Ra1-a8 #
3.Kf6-f7 threat:
4.Ra1-h1 #
2...Kh7-g8
3.Ra1-h1 zugzwang.
3...Kg8-f8
4.Rh1-h8 #
1...a2-a1=R
2.Ra8*a1 threat:
3.Ra1-a8 zugzwang.
3...Kh7-h6
4.Ra8-h8 #
2...Kh7-h8
3.Kf6-g6 threat:
4.Ra1-a8 #
3.Kf6-f7 threat:
4.Ra1-h1 #
2...Kh7-g8
3.Ra1-h1 zugzwang.
3...Kg8-f8
4.Rh1-h8 #
1...a2-a1=B +
2.Ra8*a1 threat:
3.Ra1-a8 zugzwang.
3...Kh7-h6
4.Ra8-h8 #
2...Kh7-h8
3.Kf6-g6 threat:
4.Ra1-a8 #
3.Kf6-f7 threat:
4.Ra1-h1 #
2...Kh7-g8
3.Ra1-h1 zugzwang.
3...Kg8-f8
4.Rh1-h8 # |