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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Na3 win in 3 half-moves
3 Kb3 draw
4 Kb4 draw
5 Kc4 draw
6 Kd3 draw
7 Na7 draw
8 Nc7 draw
9 Nd4 draw
10 Nd6 draw
11 Kc2 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Kd4 loss in 2 half-moves