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 Kaa7 win in 1 half-moves
3 Ka5 loss in 1 half-moves
4 Ka8 loss in 1 half-moves
5 Kab6 loss in 1 half-moves
6 Kb8 loss in 1 half-moves
7 Kba7 loss in 1 half-moves
8 Kbb6 loss in 1 half-moves
9 Kc6 loss in 1 half-moves
10 Kc7 loss in 1 half-moves
11 Kc8 loss in 1 half-moves
12 Nc4 loss in 1 half-moves
13 Nc6 loss in 1 half-moves
14 Nd3 loss in 1 half-moves
15 Nd7 loss in 1 half-moves
16 Nf3 loss in 1 half-moves
17 Nf7 loss in 1 half-moves
18 Ng4 loss in 1 half-moves
19 Ng6 loss in 1 half-moves