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

EGTB: win in 26 half-moves

# move score
1 Kb5 win in 25 half-moves
2 Ka4 loss in 4 half-moves
3 Kb4 loss in 4 half-moves
4 Kf6 loss in 4 half-moves
5 Kf8 loss in 4 half-moves
6 Kg6 loss in 4 half-moves
7 Kg8 loss in 4 half-moves
8 Nh5 loss in 4 half-moves
9 b5 loss in 3 half-moves
10 Ka6 loss in 3 half-moves
11 Ke6 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Ne6 loss in 2 half-moves
15 Ne8 loss in 2 half-moves
16 Nf5 loss in 2 half-moves