65. discovered mate, by the horse

Helpmates in xiangqi

4 moves

Black moves first and both sides cooperate: Black, Red, Black, Red, and Red's second move mates. Black has 24 legal first moves and exactly one of them works. 6 pieces, Black 13.5 to Red 8.5 in material, mate by the horse. Themes: discovered mate, the general walks in, a quiet fi…