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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb7 draw
3 Kc5 draw
4 Kc7 draw
5 Kd5 draw
6 Kd6 draw
7 Kd7 draw
8 Ra3 draw
9 Rb6 draw
10 Rc3 draw
11 Rg3 draw
12 Rh3 draw
13 Kb5 loss in 4 half-moves
14 Kb6 loss in 4 half-moves
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves