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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kd5 win in 1 half-moves
3 Kb6 draw
4 Kc4 loss in 22 half-moves
5 Kd4 loss in 22 half-moves
6 Kc6 loss in 20 half-moves
7 Kd6 loss in 20 half-moves
8 Kb4 loss in 2 half-moves