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

EGTB: win in 2 half-moves

# move score
1 b2 win in 1 half-moves
2 Ka5 win in 1 half-moves
3 Ka7 win in 1 half-moves
4 Kbb5 win in 1 half-moves
5 Kbb7 win in 1 half-moves
6 Kbc5 win in 1 half-moves
7 Kbc7 win in 1 half-moves
8 Kcb5 win in 1 half-moves
9 Kcb7 win in 1 half-moves
10 Kcc5 win in 1 half-moves
11 Kcc7 win in 1 half-moves
12 Kd5 win in 1 half-moves
13 Kd6 win in 1 half-moves
14 Kd7 win in 1 half-moves
15 Nb7 win in 1 half-moves
16 Ne6 win in 1 half-moves
17 Nf7 win in 1 half-moves
18 Ka6 loss in 1 half-moves