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 Ka1 win in 3 half-moves
3 Kb1 win in 3 half-moves
4 Kba3 win in 3 half-moves
5 Kbb3 win in 3 half-moves
6 Kc1 win in 3 half-moves
7 Kc3 win in 3 half-moves
8 Ra1 win in 3 half-moves
9 Ra3 win in 3 half-moves
10 Kab3 win in 5 half-moves
11 Kb4 win in 5 half-moves
12 Kc2 win in 5 half-moves
13 Ka5 draw
14 Kaa3 draw