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

EGTB: win in 4 half-moves

# move score
1 Rd7 win in 3 half-moves
2 Kb4 win in 5 half-moves
3 Kc4 win in 9 half-moves
4 Rb7 win in 9 half-moves
5 Kb3 win in 11 half-moves
6 Kd7 win in 11 half-moves
7 Kd4 win in 13 half-moves
8 Kb2 draw
9 Kc2 draw
10 Kd2 draw
11 Kd3 draw
12 Kf8 draw
13 Ra1 draw
14 Ra3 draw
15 Rc7 draw
16 Kd6 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Kf7 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra4 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Ra6 loss in 2 half-moves
26 Ra8 loss in 2 half-moves