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

EGTB: win in 4 half-moves

# move score
1 Rc6 win in 3 half-moves
2 Re6 win in 11 half-moves
3 Rf6 win in 11 half-moves
4 Bb8 draw
5 Bh2 draw
6 Bh4 draw
7 Rg7 draw
8 Rg8 draw
9 Rh6 draw
10 Bc7 loss in 2 half-moves
11 Bd6 loss in 2 half-moves
12 Be1 loss in 2 half-moves
13 Be5 loss in 2 half-moves
14 Bf2 loss in 2 half-moves
15 Bf4 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rg5 loss in 2 half-moves