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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Rd6 win in 1 half-moves
3 Rd7 win in 1 half-moves
4 Rd8 draw
5 Kc3 loss in 2 half-moves
6 Kc4 loss in 2 half-moves
7 Kc5 loss in 2 half-moves
8 Kdd3 loss in 2 half-moves
9 Kde3 loss in 2 half-moves
10 Kde5 loss in 2 half-moves
11 Ked3 loss in 2 half-moves
12 Kee3 loss in 2 half-moves
13 Kee5 loss in 2 half-moves
14 Kf3 loss in 2 half-moves
15 Kf4 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rg5 loss in 2 half-moves
22 Rh5 loss in 2 half-moves