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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Bf8 win in 15 half-moves
3 Rb6 win in 19 half-moves
4 Bb4 win in 21 half-moves
5 Be7 win in 21 half-moves
6 Bb2 win in 23 half-moves
7 Bd6 win in 23 half-moves
8 Ra7 win in 23 half-moves
9 Rb8 win in 23 half-moves
10 Rh7 draw
11 Bc1 loss in 2 half-moves
12 Bc5 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves