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

EGTB: win in 10 half-moves

# move score
1 Rb6 win in 9 half-moves
2 Bc7 draw
3 Bd6 draw
4 Be5 draw
5 Bf4 draw
6 Bg3 draw
7 Ra8 draw
8 Rb7 draw
9 Rh8 draw
10 Bg1 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves