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

EGTB: win in 10 half-moves

# move score
1 Ka2 win in 9 half-moves
2 Ka3 win in 9 half-moves
3 Ka4 win in 13 half-moves
4 Kc3 win in 13 half-moves
5 Kb4 win in 15 half-moves
6 Kb2 win in 17 half-moves
7 Kc2 loss in 6 half-moves
8 Kc4 loss in 2 half-moves
9 Nb6 loss in 2 half-moves
10 Nc7 loss in 2 half-moves