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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb7 draw
3 Nb4 draw
4 Nc3 draw
5 Nc7 draw
6 Ne3 draw
7 Ne7 draw
8 Nf4 draw
9 Nf6 draw
10 Nb6 loss in 8 half-moves
11 Ka5 loss in 2 half-moves
12 Ka7 loss in 2 half-moves
13 Kb6 loss in 2 half-moves