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

EGTB: win in 4 half-moves

# move score
1 Bg3 win in 3 half-moves
2 Bd8 draw
3 Be1 draw
4 Be7 draw
5 Bf2 draw
6 Bf6 draw
7 Kg1 draw
8 Kg2 draw
9 Kh2 draw
10 Bg5 loss in 2 half-moves