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

EGTB: win in 18 half-moves

# move score
1 Kd7 win in 17 half-moves
2 Kc8 win in 21 half-moves
3 Kd8 win in 23 half-moves
4 b5 loss in 4 half-moves
5 K5d6 loss in 4 half-moves
6 K7d6 loss in 4 half-moves
7 Kb7 loss in 4 half-moves
8 Kb8 loss in 4 half-moves
9 Kd5 loss in 4 half-moves
10 K5c6 loss in 3 half-moves
11 K7c6 loss in 3 half-moves
12 Kb5 loss in 3 half-moves
13 Kb4 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kd4 loss in 2 half-moves