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 Kb8 loss in 4 half-moves
3 b4 loss in 2 half-moves
4 Kc7 loss in 2 half-moves
5 Ke5 loss in 2 half-moves
6 Ke6 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Kf5 loss in 2 half-moves
9 Kf7 loss in 2 half-moves
10 Kg5 loss in 2 half-moves
11 Kg6 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kd7 loss in 1 half-moves
14 Kd8 loss in 1 half-moves