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

EGTB: loss in 41 half-moves

# move score
1 Kc5 loss in 40 half-moves
2 Kd5 loss in 40 half-moves
3 Kc6 loss in 32 half-moves
4 Ke5 loss in 32 half-moves
5 Kc7 loss in 30 half-moves
6 Kd7 loss in 30 half-moves
7 Ke6 loss in 30 half-moves
8 Ke7 loss in 26 half-moves