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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Ra6 draw
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb4 draw
7 Rb8 draw
8 Rf6 draw
9 Rg6 draw
10 Rh6 draw
11 Kb2 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 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 Kc4 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Kd2 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Kd7 loss in 2 half-moves
23 Kd8 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rc6 loss in 2 half-moves
26 Rd6 loss in 2 half-moves
27 Re6 loss in 2 half-moves