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

EGTB: win in 10 half-moves

# move score
1 Rd1 win in 9 half-moves
2 Rb3 draw
3 Rb4 draw
4 Rb5 draw
5 Rb8 draw
6 Rc1 draw
7 Kc5 loss in 2 half-moves
8 Kc6 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Kf1 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb7 loss in 2 half-moves