Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 K5a6 loss in 2 half-moves
3 Ka4 loss in 2 half-moves
4 Kb4 loss in 2 half-moves
5 b5 loss in 1 half-moves
6 K7a6 loss in 1 half-moves
7 Ka8 loss in 1 half-moves
8 Kb8 loss in 1 half-moves
9 Nc5 loss in 1 half-moves
10 Nd6 loss in 1 half-moves
11 Nd8 loss in 1 half-moves