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 Kc7 draw
4 Kd7 draw
5 Kd8 draw
6 Re8 draw
7 Rg7 draw
8 Rh8 draw
9 Kb8 loss in 10 half-moves
10 Rg5 loss in 4 half-moves
11 Rg6 loss in 4 half-moves
12 Rd8 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rg3 loss in 1 half-moves