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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kc4 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Kaa3 win in 5 half-moves
5 Kab3 win in 5 half-moves
6 Kb2 win in 5 half-moves
7 Kb1 win in 9 half-moves
8 Kbb3 win in 9 half-moves
9 Kc3 win in 9 half-moves
10 Ka1 win in 19 half-moves
11 Ka4 win in 21 half-moves
12 Ka5 win in 21 half-moves
13 Kba3 win in 21 half-moves