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

EGTB: win in 14 half-moves

# move score
1 Kb4 win in 13 half-moves
2 Kb7 loss in 8 half-moves
3 b4 loss in 4 half-moves
4 Ka4 loss in 4 half-moves
5 K5b6 loss in 3 half-moves
6 K6b6 loss in 3 half-moves
7 Ka7 loss in 3 half-moves
8 Na8 loss in 3 half-moves
9 Nd5 loss in 3 half-moves
10 Ne6 loss in 3 half-moves
11 Ne8 loss in 3 half-moves