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

EGTB: win in 4 half-moves

# move score
1 Ka4 win in 3 half-moves
2 Nb6 loss in 22 half-moves
3 Nd6 loss in 22 half-moves
4 Ka5 loss in 20 half-moves
5 Kb6 loss in 20 half-moves
6 Kc5 loss in 20 half-moves
7 Kc6 loss in 20 half-moves
8 Ka6 loss in 18 half-moves
9 Na7 loss in 14 half-moves
10 Kb4 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Ne7 loss in 2 half-moves