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

EGTB: win in 10 half-moves

# move score
1 Na6 win in 9 half-moves
2 Kb2 loss in 8 half-moves
3 Kc2 loss in 8 half-moves
4 Ka2 loss in 6 half-moves
5 Ka4 loss in 2 half-moves
6 Kc3 loss in 2 half-moves
7 Kc4 loss in 2 half-moves
8 Nc6 loss in 2 half-moves
9 Nd7 loss in 2 half-moves
10 Ka3 loss in 1 half-moves
11 Kb4 loss in 1 half-moves