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

EGTB: loss in 53 half-moves

# move score
1 Kb3 loss in 52 half-moves
2 Kc3 loss in 52 half-moves
3 Kd3 loss in 52 half-moves
4 Kb2 loss in 34 half-moves
5 Kd2 loss in 34 half-moves
6 Kc1 loss in 30 half-moves
7 Kd1 loss in 30 half-moves
8 Kb1 loss in 28 half-moves