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

EGTB: loss in 5 half-moves

# move score
1 b5 loss in 4 half-moves
2 Kb4 loss in 4 half-moves
3 Kb5 loss in 4 half-moves
4 Kc5 loss in 4 half-moves
5 Kc6 loss in 4 half-moves
6 Kd4 loss in 4 half-moves
7 Kd5 loss in 4 half-moves
8 Kd6 loss in 4 half-moves
9 Kd8 loss in 4 half-moves
10 Ke6 loss in 4 half-moves
11 Ke7 loss in 4 half-moves
12 Ke8 loss in 4 half-moves
13 Kc7 loss in 3 half-moves
14 Kc8 loss in 3 half-moves
15 Kb3 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kd3 loss in 2 half-moves