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

EGTB: win in 2 half-moves

# move score
1 b3 win in 1 half-moves
2 Ka7 win in 1 half-moves
3 Ka8 win in 1 half-moves
4 Kb6 win in 1 half-moves
5 Kbb7 win in 1 half-moves
6 Kbc8 win in 1 half-moves
7 Kc6 win in 1 half-moves
8 Kcb7 win in 1 half-moves
9 Kcc8 win in 1 half-moves
10 Kd6 win in 1 half-moves
11 Kd7 win in 1 half-moves
12 Kd8 win in 1 half-moves
13 Nb3 loss in 2 half-moves
14 Nb5 loss in 2 half-moves
15 Nc2 loss in 2 half-moves
16 Nc6 loss in 2 half-moves
17 Ne2 loss in 2 half-moves
18 Ne6 loss in 2 half-moves
19 Nf3 loss in 2 half-moves
20 Nf5 loss in 2 half-moves