Решение шахматной задачи №73207
Мат в 4 хода |
1.Bd6-b8 ! threat:
2.Kc6*b6 zugzwang.
2...Ka8*b8
3.Rd5-d8 #
1...Bb6-a5
2.Rd5*a5 +
2...Ka8*b8
3.Ra5-a1 zugzwang.
3...Kb8-c8
4.Ra1-a8 #
3.Ra5-a2 zugzwang.
3...Kb8-c8
4.Ra2-a8 #
3.Ra5-a3 zugzwang.
3...Kb8-c8
4.Ra3-a8 #
3.Ra5-a4 zugzwang.
3...Kb8-c8
4.Ra4-a8 #
3.Ra5-a6 zugzwang.
3...Kb8-c8
4.Ra6-a8 #
3.d4-d5 zugzwang.
3...Kb8-c8
4.Ra5-a8 #
1...Bb6*d4
2.Rd5*d4 threat:
3.Bb8-h2 threat:
4.Rd4-a4 #
3.Bb8-g3 threat:
4.Rd4-a4 #
3.Bb8-f4 threat:
4.Rd4-a4 #
3.Bb8-e5 threat:
4.Rd4-a4 #
3.Bb8-d6 threat:
4.Rd4-a4 #
3.Bb8-c7 threat:
4.Rd4-a4 #
3.Kc6-b6 zugzwang.
3...Ka8*b8
4.Rd4-d8 #
2...Ka8*b8
3.Rd4-a4 zugzwang.
3...Kb8-c8
4.Ra4-a8 #
1...Bb6-c5
2.Rd5*c5 threat:
3.Bb8-h2 threat:
4.Rc5-a5 #
3.Bb8-g3 threat:
4.Rc5-a5 #
3.Bb8-f4 threat:
4.Rc5-a5 #
3.Bb8-e5 threat:
4.Rc5-a5 #
3.Bb8-d6 threat:
4.Rc5-a5 #
3.Bb8-c7 threat:
4.Rc5-a5 #
2...Ka8*b8
3.Kc6-b6 zugzwang.
3...Kb8-a8
4.Rc5-c8 #
3.Rc5-a5 zugzwang.
3...Kb8-c8
4.Ra5-a8 #
1...Bb6-d8
2.Bb8-c7 threat:
3.Rd5-a5 #
2...Bd8*c7
3.Kc6*c7 threat:
4.Rd5-a5 #
1...Bb6-c7
2.Bb8*c7 threat:
3.Rd5-a5 #
1...Bb6-a7
2.Bb8*a7 threat:
3.Ba7-c5 threat:
4.Rd5-d8 #
3.Ba7-b6 threat:
4.Rd5-d8 #
3.Kc6-c7 zugzwang.
3...Ka8*a7
4.Rd5-a5 #
2...Ka8*a7
3.Rd5-d8 zugzwang.
3...Ka7-a6
4.Rd8-a8 #
1...Ka8*b8
2.Kc6*b6 threat:
3.Rd5-d8 #
2...Kb8-c8
3.Rd5-d6 zugzwang.
3...Kc8-b8
4.Rd6-d8 # |