challenging · rating 1963
Press “Start puzzle”. The setup move will play, then move the black pieces.
forkmatemateIn4middlegamepinveryLong
148 plays
7 solution plies
Stored move sequence
b2c3 → h3c3 → e1f1 → e6h3 → g1g2 → c3a1 → e2d1 → a1d1
The first ply is the setup move from the source game. The solver plays the following side-to-move plies.