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

EGTB: win in 4 half-moves

# move score
1 Kd7 win in 3 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kc5 draw
5 Kc7 draw
6 Kd5 draw
7 Kd6 draw
8 Na7 draw
9 Nc3 draw
10 Nc7 draw
11 Nd6 draw
12 Na3 loss in 66 half-moves
13 Nd4 loss in 66 half-moves