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

EGTB: draw

# move score
1 Ka2 draw
2 Ka3 draw
3 Ka4 draw
4 Kb2 draw
5 Kc2 draw
6 Kc3 draw
7 Kc4 draw
8 Ke1 draw
9 Ke2 draw
10 Ke3 draw
11 Kf3 draw
12 Kb4 loss in 2 half-moves
13 Kf1 loss in 2 half-moves
14 Kg1 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Kg3 loss in 2 half-moves