Solution
1.Сe2-f3 ! угроза:
2.Лc6-c8 #
1...Фb7*c6
2.Сf3*c6 #
1...Фb7-b1 +
2.Лc6-c2 +
2...Фb1-b7
3.Лc2-c8 #
1...Фb7-b5 +
2.Лc6-c5 +
2...Фb5-c6
3.Сf3*c6 #
2...Фb5-b7
3.Лc5-c8 #
1...Фb7-h7 +
2.Лc6-g6 +
2...Фh7-b7
3.Лg6-g8 #
1...Фb7-f7 +
2.Лc6-f6 +
2...Фf7-d5 +
3.Сf3*d5 #
2...Фf7-b7
3.Лf6-f8 #
1...Фb7-d7 +
2.Лc6-e6 +
2...Фd7-c6
3.Сf3*c6 #
2...Фd7-d5 +
3.Сf3*d5 #
2...Фd7-b7
3.Лe6-e8 #
1...Фb7-c7
2.Лc6*c7 #