Click on the third or sixth rank to set the en passant target square.

EGTB: win in 44 half-moves

# move score
1 Kb5 win in 43 half-moves
2 Kc7 win in 43 half-moves
3 Kb6 win in 45 half-moves
4 Kbb7 win in 45 half-moves
5 Ka5 win in 47 half-moves
6 Kab7 win in 47 half-moves
7 Kba7 win in 47 half-moves
8 Kc8 win in 47 half-moves
9 Ra7 win in 47 half-moves
10 Kaa7 win in 49 half-moves