Решение шахматной задачи №77931
Мат в 4 хода |
1.Rb2-b5 ! threat:
2.Se3-c2 zugzwang.
2...Kc6-c7
3.Bg1-h2 +
3...Kc7-c8
4.Rb5-b8 #
3...Kc7-c6
4.Sc2-d4 #
4.Sc2-b4 #
2.Se3-f5 zugzwang.
2...Kc6-c7
3.Bg1-h2 +
3...Kc7-c8
4.Rb5-b8 #
3...Kc7-c6
4.Sf5-d4 #
1...Kc6-c7
2.Be2-f3 threat:
3.Bg1-h2 +
3...Kc7-c8
4.Rb5-b8 #
4.Rb5-c5 #
4.Bf3-b7 #
2...Kc7-c8
3.Ke7-d6 zugzwang.
3...Kc8-d8
4.Rb5-b8 #
1.Rb2-b3 ! threat:
2.Be2-f3 +
2...Kc6-c7
3.Bg1-h2 +
3...Kc7-c8
4.Rb3-b8 #
4.Bf3-b7 #
4.Rb3-c3 #
2...Kc6-c5
3.Se3-f1 +
3...Kc5-c4
4.Sf1-d2 #
1...Kc6-c5
2.Ke7-d7 zugzwang.
2...Kc5-d4
3.Kd7-d6 zugzwang.
3...Kd4-e4
4.Rb3-b4 #
1.Bg1-f2 ! zugzwang.
1...Kc6-c5
2.Ke7-d7 zugzwang.
2...Kc5-d4
3.Kd7-d6 zugzwang.
3...Kd4-e4
4.Rb2-b4 #
3...Kd4-c3
4.Se3-d1 #
1...Kc6-c7
2.Be2-f3 threat:
3.Bf2-g3 +
3...Kc7-c8
4.Bf3-b7 #
4.Rb2-b8 #
4.Rb2-c2 #
2...Kc7-c8
3.Ke7-d6 zugzwang.
3...Kc8-d8
4.Rb2-b8 # |