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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 draw
3 Kc5 draw
4 Kc7 draw
5 Kd5 draw
6 Kd6 draw
7 Kd7 draw
8 Na5 draw
9 Nc5 loss in 2 half-moves
10 Nd6 loss in 2 half-moves
11 Nd8 loss in 2 half-moves