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 Kc6 draw
3 Kd6 draw
4 Ke7 draw
5 Ra5 draw
6 Ra6 draw
7 Rd8 draw
8 Rf8 draw
9 Rg8 draw
10 Kc7 loss in 26 half-moves
11 Kc8 loss in 26 half-moves
12 Ra7 loss in 14 half-moves
13 Kd8 loss in 10 half-moves
14 Ke8 loss in 10 half-moves
15 Ke6 loss in 6 half-moves
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Ra3 loss in 1 half-moves