Ответ
1...c:b5[a] 2.Фa3#[A]
1.Крa6? (2.Фa3#[A])
1...Л:b4/[б]/ 2.Лa5#[Б]
1...Лa1 2.Фc2#
но 1...Лb3!
1.Фc3? (2.Лa5#[Б])
1...c:b5[a] 2.Фa3#[A]
1...Л:b4/[б]/ 2.Ф:b4#
но 1...Кр:b5!
1.Фc4?? (2.Лa5#[Б])
1...Л:b4/[б]/ 2.Ф:b4#
но 1...c:b5[a]!
1.Лb7?? (2.Фa3#[A])
1...Лb3 2.Фa6#
1...Лa1 2.Фc2#
но 1...Л:b4/[б]/!
1.Лb8?? (2.Фa3#[A])
1...Лb3 2.Фa6#
1...Лa1 2.Фc2#
но 1...Л:b4/[б]/!
1.Лb6! (2.Фa3#[A])
1...Л:b4/[б]/ 2.Лa6#
1...Лb3 2.Фa6#
1...Лa1 2.Фc2#