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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Rf8 win in 3 half-moves
3 Kc7 win in 7 half-moves
4 Kd8 win in 7 half-moves
5 Ke8 win in 7 half-moves
6 Kf8 win in 7 half-moves
7 Rc7 win in 7 half-moves
8 Re8 win in 7 half-moves
9 Rg8 win in 7 half-moves
10 Rh8 win in 7 half-moves
11 Kb6 draw
12 Kb7 draw
13 Kcd6 draw
14 Kcd7 draw
15 Kd5 draw
16 Ke6 draw
17 Ked6 draw
18 Ked7 draw
19 Kf6 draw
20 Kf7 draw
21 Kb5 loss in 2 half-moves
22 Kc5 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb8 loss in 2 half-moves