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

EGTB: win in 4 half-moves

# move score
1 Kab4 win in 3 half-moves
2 Ka2 draw
3 Ka3 draw
4 Kb2 draw
5 Kb5 draw
6 Kb6 draw
7 Kba4 draw
8 Kbb4 draw
9 Kc2 draw
10 Ka6 loss in 2 half-moves
11 Kaa4 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc4 loss in 2 half-moves