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

EGTB: win in 4 half-moves

# move score
1 Kbc5 win in 3 half-moves
2 Kb7 draw
3 Kc3 draw
4 Kc4 draw
5 Kc7 draw
6 Kcb5 draw
7 Kcc5 draw
8 Kd5 draw
9 Kd7 draw
10 Ka3 loss in 2 half-moves
11 Ka4 loss in 2 half-moves
12 Ka5 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kbb5 loss in 2 half-moves
16 Kd6 loss in 2 half-moves