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

EGTB: win in 4 half-moves

# move score
1 Na4 win in 3 half-moves
2 Kc4 loss in 12 half-moves
3 Ka5 loss in 10 half-moves
4 Kb3 loss in 10 half-moves
5 Kb5 loss in 10 half-moves
6 Kc3 loss in 10 half-moves
7 Ka3 loss in 8 half-moves
8 Ka4 loss in 4 half-moves
9 Nc4 loss in 2 half-moves
10 Nd1 loss in 2 half-moves
11 Nd3 loss in 2 half-moves
12 Kc5 loss in 1 half-moves