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 Rc2 win in 1 half-moves
3 Ka1 win in 3 half-moves
4 Ka3 win in 3 half-moves
5 Kb1 win in 3 half-moves
6 Kd1 win in 3 half-moves
7 Kd2 win in 3 half-moves
8 Kd3 win in 3 half-moves
9 Ke1 win in 3 half-moves
10 Rb1 win in 3 half-moves
11 Rb3 win in 3 half-moves
12 Kb3 win in 7 half-moves
13 Ke3 draw
14 Kf1 draw
15 Kf2 draw
16 Kf3 draw
17 Rb4 draw
18 Rd2 draw
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves