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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb8 win in 3 half-moves
3 Kc5 win in 5 half-moves
4 Kc8 win in 5 half-moves
5 Kcc7 win in 5 half-moves
6 Kdc7 win in 5 half-moves
7 Rb6 win in 5 half-moves
8 Ke7 win in 7 half-moves
9 Kb5 win in 9 half-moves
10 Kb6 win in 9 half-moves
11 Kd8 draw
12 Ke8 draw
13 Ra7 draw
14 Rb2 draw
15 Rc7 draw
16 Kcd6 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Kdd6 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rb5 loss in 2 half-moves