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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Rb8 draw
6 Rg8 draw
7 Rh1 draw
8 Rh2 draw
9 Rh6 draw
10 Rh7 draw
11 Rc8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rh3 loss in 2 half-moves
15 Rh4 loss in 2 half-moves
16 Rh5 loss in 2 half-moves