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

EGTB: win in 30 half-moves

# move score
1 Kb8 win in 29 half-moves
2 b5 loss in 4 half-moves
3 Ka5 loss in 4 half-moves
4 Kb5 loss in 4 half-moves
5 Na5 loss in 4 half-moves
6 Nd8 loss in 4 half-moves
7 K6a7 loss in 3 half-moves
8 K8a7 loss in 3 half-moves
9 Nc5 loss in 3 half-moves
10 Nd6 loss in 3 half-moves