Решение шахматной задачи №89944
Мат в 4 хода |
1.Rg2-g6 ! threat:
2.Rg6-a6 threat:
3.Ra6-a8 #
1...Bc1-e3
2.Rg6-a6 threat:
3.Ra6-a8 #
2...Be3-a7
3.Kd8-d7 zugzwang.
3...Ba7-b6
4.Ra6-a8 #
3...Ba7-g1
4.Ra6-a8 #
3...Ba7-f2
4.Ra6-a8 #
3...Ba7-e3
4.Ra6-a8 #
3...Ba7-d4
4.Ra6-a8 #
3...Ba7-c5
4.Ra6-a8 #
2...Be3-b6 +
3.Ra6*b6 zugzwang.
3...Kb8-a7
4.b7-b8=Q #
1...Bc1-d2
2.Rg6-a6 threat:
3.Ra6-a8 #
2...Bd2-a5 +
3.Kd8-d7 threat:
4.Ra6-a8 #
1...Bc1-a3
2.Rg6-a6 threat:
3.Ra6-a8 #
2...Ba3-e7 +
3.Kd8-d7 threat:
4.Ra6-a8 #
1...Bc1-b2
2.Rg6-a6 threat:
3.Ra6-a8 #
2...Bb2-f6 +
3.Kd8-d7 threat:
4.Ra6-a8 #
1...Kb8-a7
2.Kd8-c8 threat:
3.b7-b8=Q #
3.b7-b8=B #
2.Kd8-c7 threat:
3.b7-b8=Q #
3.b7-b8=B # |