Решение шахматной задачи №71428
Мат в 4 хода |
1.Kd5-c4 ! threat:
2.Rc1-a1 +
2...Ka2-b2
3.Rd1-e1 zugzwang.
3...Kb2-c2
4.Re1-e2 #
1...Ka2-b2
2.Rd1-d5 zugzwang.
2...Kb2-a3
3.Kc4-c3 threat:
4.Rd5-a5 #
4.Rc1-a1 #
3...Ka3-a4
4.Rc1-a1 #
3...Ka3-a2
4.Rd5-a5 #
3...b3-b2
4.Rd5-a5 #
2...Kb2-a2
3.Kc4-c3 threat:
4.Rd5-a5 #
2...Kb2*c1
3.Kc4*b3 zugzwang.
3...Kc1-b1
4.Rd5-d1 #
1...b3-b2
2.Kc4-c3 zugzwang.
2...b2-b1=Q
3.Rc1*b1 threat:
4.Rb1-a1 #
2...b2-b1=S +
3.Rc1*b1 threat:
4.Rb1-a1 #
2...b2-b1=R
3.Rc1*b1 threat:
4.Rb1-a1 #
2...b2-b1=B
3.Rc1*b1 threat:
4.Rb1-a1 #
2...Ka2-a3
3.Rc1-a1 +
3...b2*a1=Q +
4.Rd1*a1 #
3...b2*a1=S
4.Rd1*a1 #
3...b2*a1=R
4.Rd1*a1 #
3...b2*a1=B +
4.Rd1*a1 #
2...b2*c1=Q +
3.Rd1*c1 zugzwang.
3...Ka2-a3
4.Rc1-a1 #
2...b2*c1=S
3.Rd1*c1 zugzwang.
3...Ka2-a3
4.Rc1-a1 #
2...b2*c1=R +
3.Rd1*c1 zugzwang.
3...Ka2-a3
4.Rc1-a1 #
2...b2*c1=B
3.Rd1*c1 zugzwang.
3...Ka2-a3
4.Rc1-a1 # |