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

EGTB: loss in 51 half-moves

# move score
1 Kc6 loss in 50 half-moves
2 Kc7 loss in 50 half-moves
3 Kd6 loss in 50 half-moves
4 Kc8 loss in 48 half-moves
5 Kd8 loss in 48 half-moves
6 Ke6 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Ke8 loss in 2 half-moves