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

EGTB: win in 2 half-moves

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