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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rd4 draw
3 Re4 draw
4 Rg4 draw
5 Ka1 loss in 2 half-moves
6 Ka2 loss in 2 half-moves
7 Ka3 loss in 2 half-moves
8 Kb1 loss in 2 half-moves
9 Kb3 loss in 2 half-moves
10 Kc1 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rh4 loss in 2 half-moves
25 Kd4 loss in 1 half-moves
26 Ke4 loss in 1 half-moves
27 Kf4 loss in 1 half-moves
28 Rf4 loss in 1 half-moves