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 Re5 win in 1 half-moves
3 Kb6 draw
4 Kb7 draw
5 Kc7 draw
6 Kd6 draw
7 Ra5 draw
8 Rb1 draw
9 Rb6 draw
10 Rc5 draw
11 Kc5 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves