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 Kd7 win in 1 half-moves
3 Ka5 loss in 2 half-moves
4 Ka6 loss in 2 half-moves
5 Ka7 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 Kbb7 loss in 2 half-moves
8 Kbc6 loss in 2 half-moves
9 Kc5 loss in 2 half-moves
10 Kc8 loss in 2 half-moves
11 Kcb7 loss in 2 half-moves
12 Kcc6 loss in 2 half-moves
13 Ne5 loss in 2 half-moves
14 Ng5 loss in 2 half-moves
15 Nh6 loss in 2 half-moves
16 Nh8 loss in 2 half-moves
17 Kd6 loss in 1 half-moves
18 Kd8 loss in 1 half-moves
19 Nd6 loss in 1 half-moves
20 Nd8 loss in 1 half-moves