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 Kc6 draw
3 Kd5 draw
4 Kd6 draw
5 Rb2 draw
6 Rb5 draw
7 Re3 draw
8 Rh3 draw
9 Ra3 loss in 10 half-moves
10 Kb4 loss in 4 half-moves
11 Kb5 loss in 4 half-moves
12 Kb6 loss in 4 half-moves
13 Rc3 loss in 4 half-moves
14 Kc4 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Rf3 loss in 1 half-moves
22 Rg3 loss in 1 half-moves