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

EGTB: win in 6 half-moves

# move score
1 Kb1 win in 5 half-moves
2 Bd8 draw
3 Be1 draw
4 Bf2 draw
5 Bf6 draw
6 Bg3 draw
7 Bg5 draw
8 Be7 loss in 2 half-moves
9 Ka2 loss in 2 half-moves
10 Kb2 loss in 2 half-moves