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

EGTB: win in 4 half-moves

# move score
1 Bd2 win in 3 half-moves
2 Bb6 draw
3 Be1 draw
4 Ra4 draw
5 Rb4 draw
6 Rc1 draw
7 Rc2 draw
8 Rc3 draw
9 Rd4 draw
10 Bb4 loss in 2 half-moves
11 Bc3 loss in 2 half-moves
12 Bc7 loss in 2 half-moves
13 Bd8 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves