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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Re2 draw
3 Rf2 draw
4 Rg2 draw
5 Rh2 draw
6 K6b7 loss in 2 half-moves
7 K6c7 loss in 2 half-moves
8 K6d7 loss in 2 half-moves
9 K8b7 loss in 2 half-moves
10 K8c7 loss in 2 half-moves
11 K8d7 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rc2 loss in 2 half-moves
27 Rd2 loss in 2 half-moves