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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kd6 draw
5 Kd8 draw
6 Ke6 draw
7 Ke7 draw
8 Ra3 draw
9 Ra4 draw
10 Ra5 draw
11 Ra7 draw
12 Ra8 draw
13 Rc6 draw
14 Rd6 draw
15 Re6 draw
16 Rf6 draw
17 Ke8 loss in 6 half-moves
18 Kc6 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves