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 Ka6 win in 1 half-moves
3 Ka8 win in 1 half-moves
4 Kb6 win in 1 half-moves
5 Kb7 win in 1 half-moves
6 Kb8 win in 1 half-moves
7 Kc6 win in 1 half-moves
8 Kc7 win in 1 half-moves
9 Kc8 win in 1 half-moves
10 Kd6 win in 1 half-moves
11 Kd8 win in 1 half-moves
12 Nd6 loss in 2 half-moves
13 Nd8 loss in 2 half-moves
14 Ne5 loss in 2 half-moves
15 Ng5 loss in 2 half-moves
16 Nh6 loss in 2 half-moves
17 Nh8 loss in 2 half-moves
18 Ke6 loss in 1 half-moves
19 Ke7 loss in 1 half-moves
20 Ke8 loss in 1 half-moves