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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb5 draw
6 Kc3 draw
7 Kc4 draw
8 Nc5 draw
9 Nd8 draw
10 Na5 loss in 8 half-moves
11 Nd6 loss in 8 half-moves
12 Kc5 loss in 1 half-moves