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

EGTB: win in 2 half-moves

# move score
1 b4 win in 1 half-moves
2 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb8 draw
6 Kbb7 draw
7 Kbc7 draw
8 Kc5 draw
9 Kc6 draw
10 Kcb7 draw
11 Kcc7 draw
12 Kd7 draw
13 Kd8 draw
14 Nf2 loss in 2 half-moves
15 Nf4 loss in 2 half-moves
16 Ng1 loss in 2 half-moves
17 Ng5 loss in 2 half-moves