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

EGTB: win in 4 half-moves

# move score
1 Ba2 win in 3 half-moves
2 Ba4 win in 3 half-moves
3 Ba6 win in 3 half-moves
4 Bb3 win in 3 half-moves
5 Bbc4 win in 3 half-moves
6 Bc6 win in 3 half-moves
7 Bc8 win in 3 half-moves
8 Bd3 win in 3 half-moves
9 Bd5 win in 3 half-moves
10 Be2 win in 3 half-moves
11 Be8 win in 3 half-moves
12 Bed7 win in 3 half-moves
13 Bf1 win in 3 half-moves
14 Bf5 win in 3 half-moves
15 Bf7 win in 3 half-moves
16 Bg4 win in 3 half-moves
17 Bg8 win in 3 half-moves
18 Bh3 win in 3 half-moves
19 Bbd7 loss in 4 half-moves
20 Bec4 loss in 4 half-moves