challenging · rating 1724
Press “Start puzzle”. The setup move will play, then move the black pieces.
longmatemateIn3middlegame
138 plays
5 solution plies
Stored move sequence
c3b3 → g4f3 → c1g1 → f3g2 → g1g2 → g5g2
The first ply is the setup move from the source game. The solver plays the following side-to-move plies.