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 Ka6 win in 1 half-moves
3 Kc7 win in 1 half-moves
4 Kd7 win in 1 half-moves
5 Kd8 win in 1 half-moves
6 Nc7 win in 1 half-moves
7 Kab7 loss in 1 half-moves
8 Kab8 loss in 1 half-moves
9 Kcb7 loss in 1 half-moves
10 Kcb8 loss in 1 half-moves