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

EGTB: win in 7 half-moves

# move score
1 b5 win in 6 half-moves
2 Kd7 win in 11 half-moves
3 Kd8 win in 11 half-moves
4 Ke7 win in 11 half-moves
5 Kf7 win in 11 half-moves
6 Kf8 win in 11 half-moves