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

EGTB: win in 8 half-moves

# move score
1 Kbb7 win in 7 half-moves
2 Kc7 win in 7 half-moves
3 Kc8 win in 9 half-moves
4 Ka6 win in 13 half-moves
5 Kab7 loss in 2 half-moves
6 Kb6 loss in 2 half-moves