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

EGTB: loss in 5 half-moves

# move score
1 Kb5 loss in 4 half-moves
2 Kb6 loss in 4 half-moves
3 Kb4 loss in 2 half-moves
4 Kc4 loss in 2 half-moves
5 Kc6 loss in 2 half-moves
6 Kg1 loss in 2 half-moves
7 Kg2 loss in 2 half-moves
8 Kh2 loss in 2 half-moves
9 Kd4 loss in 1 half-moves
10 Kd5 loss in 1 half-moves
11 Kd6 loss in 1 half-moves