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 Ra8 draw
3 Rb1 draw
4 Rb2 draw
5 Re8 draw
6 Kg7 loss in 2 half-moves
7 Kg8 loss in 2 half-moves
8 Kh7 loss in 2 half-moves
9 Rb3 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rb6 loss in 1 half-moves