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 Ne5 win in 1 half-moves
3 Ne7 win in 1 half-moves
4 Ka5 loss in 2 half-moves
5 Ka6 loss in 2 half-moves
6 Ka7 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Kb8 loss in 2 half-moves
9 Kbb7 loss in 2 half-moves
10 Kbc7 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kcb7 loss in 2 half-moves
14 Kcc7 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Nf4 loss in 2 half-moves
18 Nf8 loss in 2 half-moves
19 Nh4 loss in 2 half-moves
20 Nh8 loss in 2 half-moves