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

EGTB: win in 10 half-moves

# move score
1 Kb4 win in 9 half-moves
2 Kb5 win in 9 half-moves
3 Kb6 win in 11 half-moves
4 Kc4 win in 11 half-moves
5 Kc6 loss in 2 half-moves
6 Kd4 loss in 2 half-moves
7 Kd5 loss in 2 half-moves
8 Nb2 loss in 2 half-moves
9 Nb6 loss in 2 half-moves
10 Nc3 loss in 2 half-moves
11 Kd6 loss in 1 half-moves