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

EGTB: loss in 57 half-moves

# move score
1 Kc5 loss in 56 half-moves
2 Kc6 loss in 56 half-moves
3 Kd5 loss in 56 half-moves
4 Ke5 loss in 54 half-moves
5 Ke6 loss in 44 half-moves
6 Kd7 loss in 42 half-moves
7 Ke7 loss in 42 half-moves
8 Kc7 loss in 36 half-moves