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

EGTB: loss in 53 half-moves

# move score
1 Kd7 loss in 52 half-moves
2 Kc7 loss in 50 half-moves
3 Kb7 loss in 44 half-moves
4 Kb8 loss in 40 half-moves
5 Kd8 loss in 40 half-moves