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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Bb4 win in 5 half-moves
3 Ra8 win in 7 half-moves
4 Ba1 draw
5 Ba5 draw
6 Bb2 draw
7 Bd2 draw
8 Be5 draw
9 Bf6 draw
10 Nh5 draw
11 Re8 draw
12 Rh8 draw
13 Bd4 loss in 2 half-moves
14 Be1 loss in 2 half-moves
15 Ne6 loss in 2 half-moves
16 Ne8 loss in 2 half-moves
17 Nf5 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves