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

EGTB: win in 8 half-moves

# move score
1 Rb4 win in 7 half-moves
2 Bb2 draw
3 Bc3 draw
4 Bd4 draw
5 Be5 draw
6 Bf6 draw
7 Bg7 draw
8 Bh8 draw
9 Ra3 draw
10 Rb1 draw
11 Rh3 draw
12 Rb2 loss in 4 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rg3 loss in 2 half-moves