Решение шахматной задачи №77760
Мат в 4 хода |
1.Ra5-f5 ! threat:
2.Rf5-f8 +
2...Bb7-c8
3.Rf8*c8 #
1...Bb7-c8
2.Rf5-f7 zugzwang.
2...Bc8-d7
3.Rf7-f8 +
3...Bd7-e8
4.Rf8*e8 #
3...Bd7-c8
4.Rf8*c8 #
2...Bc8-a6
3.Rf7-f8 +
3...Ba6-c8
4.Rf8*c8 #
2...Bc8-b7
3.Rf7-f8 +
3...Bb7-c8
4.Rf8*c8 #
2...Bc8-h3
3.Rf7-f8 +
3...Bh3-c8
4.Rf8*c8 #
3.Rf7-b7 threat:
4.Rb7-b8 #
2...Bc8-g4
3.Rf7-b7 threat:
4.Rb7-b8 #
3.Rf7-f8 +
3...Bg4-c8
4.Rf8*c8 #
2...Bc8-f5
3.Rf7-f8 +
3...Bf5-c8
4.Rf8*c8 #
3.Rf7-b7 threat:
4.Rb7-b8 #
2...Bc8-e6
3.Rf7-b7 threat:
4.Rb7-b8 #
3.Rf7-f8 +
3...Be6-c8
4.Rf8*c8 #
2.Rf5-f6 zugzwang.
2...Bc8-d7
3.Rf6-f8 +
3...Bd7-e8
4.Rf8*e8 #
3...Bd7-c8
4.Rf8*c8 #
2...Bc8-a6
3.Rf6-f8 +
3...Ba6-c8
4.Rf8*c8 #
2...Bc8-b7
3.Rf6-f8 +
3...Bb7-c8
4.Rf8*c8 #
2...Bc8-h3
3.Rf6-f8 +
3...Bh3-c8
4.Rf8*c8 #
2...Bc8-g4
3.Rf6-f8 +
3...Bg4-c8
4.Rf8*c8 #
2...Bc8-f5
3.Rf6-f8 +
3...Bf5-c8
4.Rf8*c8 #
2...Bc8-e6
3.Rf6-f8 +
3...Be6-c8
4.Rf8*c8 # |