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 Ka6 win in 1 half-moves
3 Kaa8 win in 1 half-moves
4 Kb6 win in 1 half-moves
5 Kbb7 win in 1 half-moves
6 Kc7 win in 1 half-moves
7 Kc8 win in 1 half-moves
8 Nc1 win in 1 half-moves
9 Nc3 win in 1 half-moves
10 Nb4 loss in 2 half-moves
11 Kab7 loss in 1 half-moves
12 Kba8 loss in 1 half-moves