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

EGTB: win in 4 half-moves

# move score
1 Rd6 win in 3 half-moves
2 Re6 win in 3 half-moves
3 Rb7 win in 5 half-moves
4 Rb8 win in 5 half-moves
5 Kd7 draw
6 Kd8 draw
7 Ke7 draw
8 Kf8 draw
9 Kg8 draw
10 Ra6 draw
11 Rb1 draw
12 Rb2 draw
13 Rc6 draw
14 Kf7 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kh7 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves