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

EGTB: win in 14 half-moves

# move score
1 b5 win in 13 half-moves
2 Kb7 win in 13 half-moves
3 Kb8 win in 13 half-moves
4 Ke6 win in 13 half-moves
5 Kc8 win in 15 half-moves
6 Kcd7 win in 15 half-moves
7 Ked8 win in 19 half-moves
8 Kcd6 loss in 4 half-moves
9 Kcd8 loss in 4 half-moves
10 Ke8 loss in 4 half-moves
11 Na7 loss in 4 half-moves
12 Nb8 loss in 4 half-moves
13 Nd8 loss in 4 half-moves
14 Ked6 loss in 3 half-moves
15 Ked7 loss in 3 half-moves
16 Kf6 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Na5 loss in 2 half-moves
20 Nb4 loss in 2 half-moves
21 Nd4 loss in 2 half-moves
22 Ne5 loss in 2 half-moves