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

EGTB: win in 2 half-moves

# move score
1 Kc3 win in 1 half-moves
2 Kd3 win in 1 half-moves
3 Ke1 loss in 30 half-moves
4 Kd1 loss in 20 half-moves
5 Kc1 loss in 8 half-moves
6 Kc2 loss in 2 half-moves
7 Ke2 loss in 2 half-moves
8 Ke3 loss in 2 half-moves