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

EGTB: loss in 5 half-moves

# move score
1 Kb7 loss in 4 half-moves
2 Kc8 loss in 4 half-moves
3 Kcc7 loss in 4 half-moves
4 Kcd6 loss in 4 half-moves
5 Kd8 loss in 4 half-moves
6 Kdc7 loss in 4 half-moves
7 Kdd6 loss in 4 half-moves
8 b5 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ke8 loss in 2 half-moves