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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Ka6 loss in 3 half-moves
3 b5 loss in 2 half-moves
4 Kb5 loss in 2 half-moves
5 Kc6 loss in 2 half-moves
6 Kc7 loss in 2 half-moves
7 Kc8 loss in 2 half-moves
8 Kd6 loss in 2 half-moves
9 Kd8 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Nb2 loss in 2 half-moves
14 Nc3 loss in 2 half-moves
15 Ne3 loss in 2 half-moves
16 Nf2 loss in 2 half-moves
17 Ka4 loss in 1 half-moves