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

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Kb4 win in 1 half-moves
3 Kc4 loss in 42 half-moves
4 Kc2 loss in 40 half-moves
5 Kc3 loss in 38 half-moves
6 Ka4 loss in 28 half-moves
7 Ka3 loss in 26 half-moves
8 Ka2 loss in 24 half-moves