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

EGTB: win in 12 half-moves

# move score
1 Kb6 win in 11 half-moves
2 Ka6 win in 15 half-moves
3 Ka4 loss in 2 half-moves
4 Kb4 loss in 2 half-moves
5 Kb5 loss in 2 half-moves