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 Kd7 win in 7 half-moves
3 Kee7 win in 7 half-moves
4 Kef7 win in 7 half-moves
5 Rb7 win in 7 half-moves
6 Kd8 draw
7 Ke5 draw
8 Ke6 draw
9 Kf8 draw
10 Kfe7 draw
11 Kff7 draw
12 Kg6 draw
13 Kg7 draw
14 Ra8 draw
15 Rb1 draw
16 Rb5 draw
17 Rb6 draw
18 Rc8 draw
19 Kf5 loss in 2 half-moves
20 Kg5 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves