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

EGTB: loss in 53 half-moves

# move score
1 Kc6 loss in 52 half-moves
2 Kd6 loss in 52 half-moves
3 Ke6 loss in 50 half-moves
4 Kc7 loss in 44 half-moves
5 Ke7 loss in 38 half-moves
6 Kc8 loss in 32 half-moves
7 Kd8 loss in 30 half-moves
8 Ke8 loss in 30 half-moves