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

EGTB: win in 12 half-moves

# move score
1 Kab5 win in 11 half-moves
2 Kc4 win in 11 half-moves
3 Kb3 win in 15 half-moves
4 Kb6 win in 15 half-moves
5 Kb7 win in 15 half-moves
6 Kc5 win in 17 half-moves
7 Kaa5 win in 19 half-moves
8 Ka3 draw
9 Ka4 draw
10 Ka7 draw
11 Kba5 draw
12 Kbb5 draw
13 Kc3 loss in 2 half-moves