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 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Kd8 draw
7 Ke6 draw
8 Ke7 draw
9 Ke8 draw
10 Ra8 draw
11 Rc8 draw
12 Rd8 draw
13 Rg8 draw
14 Rh3 draw
15 Rh4 draw
16 Rh5 draw
17 Rh6 draw
18 Rh7 draw
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh2 loss in 2 half-moves