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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kc4 win in 1 half-moves
3 Ka3 draw
4 Ka4 draw
5 Kc3 draw
6 Ka2 loss in 22 half-moves
7 Kb2 loss in 22 half-moves
8 Kc2 loss in 22 half-moves