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 Kb6 draw
3 Kb7 draw
4 Rb8 draw
5 Rc3 draw
6 Rc4 draw
7 Ka6 loss in 22 half-moves
8 Kb8 loss in 18 half-moves
9 Ra8 loss in 8 half-moves
10 Rc1 loss in 6 half-moves
11 Ka8 loss in 4 half-moves
12 Re8 loss in 4 half-moves
13 Rc5 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Rc2 loss in 1 half-moves