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

EGTB: win in 2 half-moves

# move score
1 Kc1 win in 1 half-moves
2 Kd1 win in 1 half-moves
3 Ke1 win in 1 half-moves
4 Kc2 loss in 34 half-moves
5 Kc3 loss in 32 half-moves
6 Kd3 loss in 32 half-moves
7 Ke2 loss in 2 half-moves
8 Ke3 loss in 2 half-moves