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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Rb6 win in 3 half-moves
3 Ka6 win in 5 half-moves
4 Ke6 win in 5 half-moves
5 Kf6 win in 5 half-moves
6 Kf7 win in 5 half-moves
7 Rb3 win in 5 half-moves
8 Rb4 win in 5 half-moves
9 Rb8 win in 5 half-moves
10 Kb6 win in 7 half-moves
11 Kd6 win in 7 half-moves
12 Kd7 win in 7 half-moves
13 Kb5 win in 9 half-moves
14 Kd8 win in 9 half-moves
15 Ke8 win in 9 half-moves
16 Kf8 win in 9 half-moves
17 Ra7 win in 9 half-moves
18 Kb4 win in 13 half-moves
19 Ka4 win in 17 half-moves
20 Rc7 draw
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rd7 loss in 2 half-moves