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

EGTB: win in 2 half-moves

# move score
1 Kd7 win in 1 half-moves
2 Kd8 loss in 42 half-moves
3 Ke7 loss in 42 half-moves
4 Kf7 loss in 36 half-moves
5 Kf8 loss in 36 half-moves