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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kd6 win in 1 half-moves
3 Kb5 draw
4 Kc4 draw
5 Kd4 draw
6 Kc6 loss in 30 half-moves
7 Kd5 loss in 28 half-moves
8 Kb6 loss in 2 half-moves