Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kc7 win in 1 half-moves
2 Rf6 win in 1 half-moves
3 Rh8 win in 1 half-moves
4 Rf1 draw
5 Kd7 loss in 2 half-moves
6 Ke7 loss in 2 half-moves
7 Ke8 loss in 2 half-moves
8 Re8 loss in 2 half-moves
9 Rf2 loss in 2 half-moves
10 Rf3 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg8 loss in 2 half-moves
15 Kc8 loss in 1 half-moves