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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Rb1 win in 17 half-moves
3 Rb2 win in 19 half-moves
4 Rb3 win in 19 half-moves
5 Ba7 draw
6 Bf2 draw
7 Ra8 draw
8 Rc8 draw
9 Bb6 loss in 6 half-moves
10 Bc5 loss in 2 half-moves
11 Bd4 loss in 2 half-moves
12 Be3 loss in 2 half-moves
13 Bh2 loss in 2 half-moves
14 Nb7 loss in 2 half-moves
15 Nc6 loss in 2 half-moves
16 Ne6 loss in 2 half-moves
17 Nf7 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves