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

EGTB: win in 12 half-moves

# move score
1 Ka5 win in 11 half-moves
2 Kb5 win in 11 half-moves
3 Kc7 win in 13 half-moves
4 Kc8 win in 13 half-moves
5 Kb8 win in 33 half-moves
6 b5 loss in 4 half-moves
7 Ka8 loss in 4 half-moves
8 Kba7 loss in 4 half-moves
9 Kaa7 loss in 3 half-moves
10 Kc6 loss in 3 half-moves
11 Nc5 loss in 3 half-moves
12 Nc7 loss in 3 half-moves
13 Nd8 loss in 3 half-moves
14 Nd4 loss in 2 half-moves
15 Nf4 loss in 2 half-moves
16 Nf8 loss in 2 half-moves
17 Ng5 loss in 2 half-moves
18 Ng7 loss in 2 half-moves