Решение шахматной задачи №74857
Мат в 4 хода |
1.Qb2-b7 ! threat:
2.Kc3*c4 threat:
3.Qb7-b3 #
1...Ka4-a3
2.Kc3*c4 threat:
3.Qb7-b3 #
2...Ka3-a2
3.Kc4-c3 threat:
4.Qb7-b2 #
3...Ka2-a3
4.Qb7-b3 #
2...a5-a4
3.Kc4-c3 threat:
4.Qb7-b2 #
2.Qb7-b1 threat:
3.Kc3*c4 threat:
4.Qb1-a1 #
4.Qb1-b3 #
3...a5-a4
4.Qb1-a1 #
2...Bc4-a2
3.Qb1-b5 threat:
4.Qb5*a5 #
3...Ba2-b3
4.Qb5*b3 #
3...a5-a4
4.Qb5-b2 #
4.Qb5*c5 #
2...Bc4-g8
3.Qb1-b5 threat:
4.Qb5*a5 #
3...Ka3-a2
4.Qb5-b2 #
3...a5-a4
4.Qb5-b2 #
3...Bg8-b3
4.Qb5*b3 #
2...Bc4-f7
3.Qb1-b5 threat:
4.Qb5*a5 #
3...Ka3-a2
4.Qb5-b2 #
3...a5-a4
4.Qb5-b2 #
3...Bf7-b3
4.Qb5*b3 #
3...Bf7-e8
4.Qb5-b3 #
2...Bc4-e6
3.Qb1-b5 threat:
4.Qb5*a5 #
3...Ka3-a2
4.Qb5-b2 #
3...a5-a4
4.Qb5-b2 #
3...Be6-b3
4.Qb5*b3 #
3...Be6-d7
4.Qb5-b3 #
2...Bc4-d5
3.Qb1-b5 threat:
4.Qb5*a5 #
3...Ka3-a2
4.Qb5-b2 #
3...a5-a4
4.Qb5-b2 #
3...Bd5-b3
4.Qb5*b3 #
3...Bd5-c6
4.Qb5-b3 #
2.Qb7-b6 threat:
3.Qb6*a5 #
2...Ka3-a4
3.Kc3*c4 threat:
4.Qb6-b3 #
2...Ka3-a2
3.Qb6-b2 #
2...Bc4-b3
3.Qb6*b3 #
2...Bc4-b5
3.Qb6*b5 threat:
4.Qb5-b3 #
4.Qb5*a5 #
3...Ka3-a2
4.Qb5-b2 #
3...a5-a4
4.Qb5-b2 #
3...c5-c4
4.Qb5*a5 #
2...a5-a4
3.Qb6-b2 #
2.Qb7-b8 zugzwang.
2...Bc4-a6
3.Qb8-b3 #
2...Ka3-a4
3.Kc3*c4 threat:
4.Qb8-b3 #
2...Ka3-a2
3.Qb8-b2 #
2...Bc4-a2
3.Qb8-b5 threat:
4.Qb5*a5 #
3...Ba2-b3
4.Qb5*b3 #
3...a5-a4
4.Qb5-b2 #
4.Qb5*c5 #
2...Bc4-b3
3.Qb8*b3 #
2...Bc4-f1
3.Qb8-b3 #
2...Bc4-e2
3.Qb8-b3 #
2...Bc4-d3
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