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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kc5 draw
3 Kd6 draw
4 Kd7 loss in 44 half-moves
5 Kb6 loss in 38 half-moves
6 Kc7 loss in 34 half-moves
7 Kb7 loss in 24 half-moves
8 Kd5 loss in 2 half-moves