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

EGTB: win in 14 half-moves

# move score
1 Kb7 win in 13 half-moves
2 Kcd6 win in 13 half-moves
3 Kd5 win in 13 half-moves
4 Ke8 win in 17 half-moves
5 Ked6 win in 17 half-moves
6 Ked7 win in 17 half-moves
7 Na7 win in 17 half-moves
8 Kd8 win in 19 half-moves
9 Kc5 loss in 6 half-moves
10 Kc7 loss in 4 half-moves
11 Kcd7 loss in 4 half-moves
12 Ke6 loss in 4 half-moves
13 Nc7 loss in 4 half-moves
14 Nd4 loss in 4 half-moves
15 Nd6 loss in 4 half-moves
16 Kf6 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Na3 loss in 2 half-moves
20 Nc3 loss in 2 half-moves