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

EGTB: win in 16 half-moves

# move score
1 b4 win in 15 half-moves
2 Kb7 win in 15 half-moves
3 Kc7 win in 15 half-moves
4 Nb6 win in 15 half-moves
5 Ka7 win in 17 half-moves
6 Kc4 win in 17 half-moves
7 Kc8 win in 17 half-moves
8 Kd6 win in 17 half-moves
9 Kc5 win in 19 half-moves
10 Kc6 win in 19 half-moves
11 Kd4 win in 19 half-moves
12 Nc7 loss in 4 half-moves
13 Ke4 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves