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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Ka3 draw
3 Ka4 draw
4 Kc2 draw
5 Kc3 draw
6 Kc4 draw
7 Nc7 draw
8 Ka2 loss in 8 half-moves
9 Kb2 loss in 8 half-moves
10 Nb6 loss in 2 half-moves