Решение шахматной задачи №77142
Мат в 4 хода |
1.Rf3-a3 ! zugzwang.
1...Kg2-h2
2.Rf6-f2 +
2...Kh2-h1
3.Ra3-a1 #
2...Kh2-g1
3.Rf2-b2 threat:
4.Ra3-a1 #
3.Rf2-c2 threat:
4.Ra3-a1 #
3.Rf2-d2 threat:
4.Ra3-a1 #
1...Kg2-g1
2.Ra3-g3 +
2...Kg1-h1
3.Rf6-h6 #
2...Kg1-h2
3.Rg3-g8 threat:
4.Rf6-h6 #
3.Rg3-g7 threat:
4.Rf6-h6 #
3.Rg3-g5 threat:
4.Rf6-h6 #
1...Kg2-h1
2.Ra3-g3 threat:
3.Rf6-h6 #
2...Kh1-h2
3.Rg3-g8 threat:
4.Rf6-h6 #
3.Rg3-g7 threat:
4.Rf6-h6 #
3.Rg3-g5 threat:
4.Rf6-h6 #
2.Rf6-f2 threat:
3.Ra3-a1 #
2...Kh1-g1
3.Rf2-b2 threat:
4.Ra3-a1 #
3.Rf2-c2 threat:
4.Ra3-a1 #
3.Rf2-d2 threat:
4.Ra3-a1 #
1...Sa7-b5
2.Ra3-a8 threat:
3.Ra8-g8 +
3...Kg2-h2
4.Rf6-h6 #
3...Kg2-h3
4.Rf6-h6 #
3...Kg2-h1
4.Rf6-h6 #
1...Sa7-c6
2.Rf6*c6 threat:
3.Rc6-c2 +
3...Kg2-g1
4.Ra3-a1 #
3...Kg2-h1
4.Ra3-a1 #
3...Kg2-f1
4.Ra3-a1 #
1...Sa7-c8
2.Rf6-c6 threat:
3.Rc6-c2 +
3...Kg2-g1
4.Ra3-a1 #
3...Kg2-h1
4.Ra3-a1 #
3...Kg2-f1
4.Ra3-a1 #
1...c7-c5
2.Ra3*a7 threat:
3.Ra7-g7 +
3...Kg2-h2
4.Rf6-h6 #
3...Kg2-h3
4.Rf6-h6 #
3...Kg2-h1
4.Rf6-h6 #
1...c7-c6
2.Ra3*a7 threat:
3.Ra7-g7 +
3...Kg2-h2
4.Rf6-h6 #
3...Kg2-h3
4.Rf6-h6 #
3...Kg2-h1
4.Rf6-h6 # |