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 Kb7 draw
3 Rb3 draw
4 Rb4 draw
5 Rb5 draw
6 Re8 loss in 18 half-moves
7 Ka7 loss in 2 half-moves
8 Rb1 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Rg8 loss in 2 half-moves
15 Rh8 loss in 2 half-moves