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

EGTB: loss in 11 half-moves

# move score
1 Kc5 loss in 10 half-moves
2 Kc4 loss in 8 half-moves
3 Kd5 loss in 8 half-moves
4 Ke4 loss in 8 half-moves
5 Ke5 loss in 6 half-moves
6 Kc3 loss in 2 half-moves
7 Kd3 loss in 2 half-moves
8 Ke3 loss in 2 half-moves