Решение шахматной задачи №77143
Мат в 4 хода |
1.Qe1-f2 ! zugzwang.
1...g6-g5
2.Bc2*e4 zugzwang.
2...g5-g4
3.Qf2-f6 zugzwang.
3...g4-g3
4.Be4-f3 #
2...Kh5-h6
3.Qf2-f7 threat:
4.Qf7-g6 #
4.Qf7-h7 #
3...g5-g4
4.Qf7-g6 #
2...Kh5-g4
3.Be4-f5 +
3...Kg4-h5
4.Qf2-h2 #
1...Kh5-h6
2.Qf2-f6 zugzwang.
2...Kh6-h5
3.Ke3-f4 threat:
4.Qf6-g5 #
4.Qf6-h8 #
3...Kh5-h6
4.Qf6-h8 #
3...g6-g5 +
4.Qf6*g5 #
2...Kh6-h7
3.Qf6-f8 zugzwang.
3...g6-g5
4.Bc2*e4 #
1...Kh5-g5
2.Qf2-f4 +
2...Kg5-h5
3.Bc2-d1 #
1...Kh5-g4
2.Bc2*e4 zugzwang.
2...Kg4-h3
3.Ke3-f3 threat:
4.Qf2-g3 #
2...Kg4-g5
3.Qf2-f4 +
3...Kg5-h5
4.Be4-f3 #
2...Kg4-h5
3.Qf2-g3 zugzwang.
3...Kh5-h6
4.Qg3*g6 #
3...g6-g5
4.Qg3-h3 #
2...g6-g5
3.Be4-f5 +
3...Kg4-h5
4.Qf2-h2 # |