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

EGTB: win in 4 half-moves

# move score
1 Rd4 win in 3 half-moves
2 Kd1 win in 5 half-moves
3 Kd2 win in 5 half-moves
4 Ra4 win in 5 half-moves
5 Rb1 win in 5 half-moves
6 Rc4 win in 5 half-moves
7 Kd4 win in 7 half-moves
8 Ke2 win in 7 half-moves
9 Rb6 draw
10 Kd3 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Kf1 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Kf3 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rb8 loss in 2 half-moves