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

EGTB: win in 2 half-moves

# move score
1 Kc1 win in 1 half-moves
2 Kc3 win in 1 half-moves
3 Ka4 win in 3 half-moves
4 Kb1 win in 3 half-moves
5 Kb4 win in 3 half-moves
6 Kbb3 win in 3 half-moves
7 Ka1 draw
8 Kc2 draw
9 Ra1 draw
10 Kab3 loss in 2 half-moves