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

EGTB: win in 14 half-moves

# move score
1 b4 win in 13 half-moves
2 Kb4 win in 13 half-moves
3 Kc4 win in 13 half-moves
4 Kd4 win in 13 half-moves
5 Kb6 win in 15 half-moves
6 Kd5 win in 15 half-moves
7 Nb6 win in 15 half-moves
8 Nc7 win in 15 half-moves
9 Kc8 win in 17 half-moves
10 Kcc6 win in 17 half-moves
11 Kcd6 win in 17 half-moves
12 Kdc6 win in 17 half-moves
13 Kdd6 win in 17 half-moves
14 Kd8 win in 21 half-moves
15 Kc7 loss in 4 half-moves
16 Ke6 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ke8 loss in 2 half-moves