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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Kg7 draw
3 Kg8 draw
4 Kh6 draw
5 Kh8 draw
6 Ra8 draw
7 Rb6 draw
8 Rb7 draw
9 Rh8 draw
10 Rb3 loss in 4 half-moves
11 Rb4 loss in 4 half-moves
12 Kg6 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rb5 loss in 1 half-moves