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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Re3 draw
3 Rf3 draw
4 Rg3 draw
5 Rh1 draw
6 Rh2 draw
7 Rh6 draw
8 Rh7 draw
9 Rh8 draw
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Ke8 loss in 2 half-moves
23 Kf6 loss in 2 half-moves
24 Kf7 loss in 2 half-moves
25 Kf8 loss in 2 half-moves
26 Rb3 loss in 2 half-moves
27 Rc3 loss in 2 half-moves
28 Rd3 loss in 2 half-moves
29 Rh4 loss in 2 half-moves
30 Rh5 loss in 2 half-moves