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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rc7 win in 3 half-moves
3 Ra7 win in 5 half-moves
4 Kd7 draw
5 Kd8 draw
6 Rd7 draw
7 Re7 draw
8 Rh2 draw
9 Rh3 draw
10 Rh4 draw
11 Rh5 draw
12 Ka4 loss in 2 half-moves
13 Ka6 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Kb7 loss in 2 half-moves
18 Kb8 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh1 loss in 2 half-moves
23 Rh6 loss in 2 half-moves
24 Rh8 loss in 2 half-moves