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

EGTB: win in 4 half-moves

# move score
1 Kd8 win in 3 half-moves
2 Kb7 loss in 36 half-moves
3 Kc7 loss in 36 half-moves
4 Kb8 loss in 26 half-moves
5 Kd7 loss in 2 half-moves