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

EGTB: win in 8 half-moves

# move score
1 b4 win in 7 half-moves
2 Ka5 draw
3 Kab6 draw
4 Kb8 draw
5 Kc6 draw
6 Kc7 draw
7 Kc8 draw
8 Ka8 loss in 4 half-moves
9 Kaa7 loss in 4 half-moves
10 Kba7 loss in 4 half-moves
11 Kbb6 loss in 3 half-moves
12 Nf4 loss in 2 half-moves
13 Nf6 loss in 2 half-moves
14 Ng3 loss in 2 half-moves
15 Ng7 loss in 2 half-moves