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 Ka6 win in 3 half-moves
3 Kc7 win in 3 half-moves
4 Rc7 win in 5 half-moves
5 Kb6 win in 9 half-moves
6 Kb4 win in 13 half-moves
7 Kb5 win in 13 half-moves
8 Ka4 win in 15 half-moves
9 Ra7 win in 21 half-moves
10 Ke7 draw
11 Ke8 draw
12 Kc6 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Ke6 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 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb8 loss in 2 half-moves