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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kc4 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Kb6 draw
5 Kc6 draw
6 Ka4 loss in 20 half-moves
7 Ka6 loss in 18 half-moves
8 Ka5 loss in 16 half-moves