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 Ra5 draw
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb7 draw
7 Rb8 draw
8 Re5 draw
9 Rf5 draw
10 Rg5 draw
11 Kb1 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kb8 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Kd1 loss in 2 half-moves
20 Kd2 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Kd7 loss in 2 half-moves
23 Kd8 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rd5 loss in 2 half-moves
27 Rh5 loss in 2 half-moves