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 Kaa5 win in 1 half-moves
3 Kaa7 win in 1 half-moves
4 Kab7 win in 1 half-moves
5 Kbb7 win in 1 half-moves
6 Kc5 win in 1 half-moves
7 Kc6 win in 1 half-moves
8 Kc7 win in 1 half-moves
9 Kba5 loss in 1 half-moves
10 Kba7 loss in 1 half-moves
11 Nc5 loss in 1 half-moves
12 Nc7 loss in 1 half-moves
13 Nd4 loss in 1 half-moves
14 Nd8 loss in 1 half-moves
15 Nf4 loss in 1 half-moves
16 Nf8 loss in 1 half-moves
17 Ng5 loss in 1 half-moves
18 Ng7 loss in 1 half-moves