136. Black blocks its own general, by the chariot

Helpmates in xiangqi

4 moves

Black moves first and both sides cooperate: Black, Red, Black, Red, and Red's second move mates. Black has 6 legal first moves and exactly one of them works. 4 pieces, Black 4 to Red 9 in material, mate by the chariot. Themes: Black blocks its own general, a quiet first move by R…