Решение шахматной задачи №64431
Мат в 4 хода |
a)
1.Sc4*e5 ! threat:
2.Ra1-b1 threat:
3.Rb1-b5 #
2...Kc5-d5
3.Ba6-c4 +
3...Kd5*e5
4.Rb1-b5 #
3...Kd5-c5
4.Rb1-b5 #
1...Kc5-d5
2.Ba6-c8 threat:
3.Ra1-a5 #
2...Kd5-c5
3.Ra1-b1 zugzwang.
3...Kc5-d5
4.Rb1-b5 #
1...Kc5-b6
2.Ke3-d4 zugzwang.
2...Kb6-a7
3.Se5-d7 threat:
4.Ba6-c8 #
1...Kc5-b4
2.Se5*d3 +
2...Kb4-b3
3.Ba6-b5 zugzwang.
3...Kb3-c2
4.Bb5-a4 #
b) -bBe5 +wPa2
1.Ra1-b1 ! threat:
2.Rb1-b5 +
2...Kc5-c6
3.Sc4-e5 #
2...Kc5*c4
3.Se8-d6 #
1...Kc5-d5
2.Rb1-b6 zugzwang.
2...Kd5-c5
3.Rb6-b5 +
3...Kc5-c6
4.Sc4-e5 #
3...Kc5*c4
4.Se8-d6 #
1...Kc5-c6
2.Sc4-e5 +
2...Kc6-d5
3.Ba6-c4 +
3...Kd5*e5
4.Rb1-b5 #
3...Kd5-c5
4.Rb1-b5 #
2...Kc6-c5
3.Rb1-b5 # |