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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Ka7 loss in 10 half-moves
3 Kb6 loss in 10 half-moves
4 Kb7 loss in 10 half-moves
5 Ra7 loss in 10 half-moves
6 Rf5 loss in 10 half-moves
7 Rf6 loss in 10 half-moves
8 Rh7 loss in 10 half-moves
9 Rf8 loss in 4 half-moves
10 Ka5 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rf1 loss in 1 half-moves