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 Re7 win in 1 half-moves
3 Kb6 draw
4 Kc5 draw
5 Kc7 draw
6 Kd6 draw
7 Kd7 draw
8 Ra7 draw
9 Rb5 draw
10 Rb6 draw
11 Rc7 draw
12 Rd7 draw
13 Rf7 draw
14 Kb5 loss in 8 half-moves
15 Kd5 loss in 6 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves