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

EGTB: win in 2 half-moves

# move score
1 b5 win in 1 half-moves
2 Kb4 loss in 2 half-moves
3 Kc4 loss in 2 half-moves
4 Kc6 loss in 2 half-moves
5 Kd4 loss in 2 half-moves
6 Kd6 loss in 2 half-moves
7 Ka7 loss in 1 half-moves
8 Ka8 loss in 1 half-moves
9 Kb5 loss in 1 half-moves
10 Kb7 loss in 1 half-moves
11 Kc8 loss in 1 half-moves
12 Kd5 loss in 1 half-moves
13 Na6 loss in 1 half-moves
14 Na8 loss in 1 half-moves
15 Nb5 loss in 1 half-moves
16 Nd5 loss in 1 half-moves
17 Ne6 loss in 1 half-moves
18 Ne8 loss in 1 half-moves