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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kf5 draw
3 Re7 draw
4 Rh7 draw
5 Rg7 loss in 16 half-moves
6 Kf6 loss in 14 half-moves
7 Rf6 loss in 12 half-moves
8 Kh6 loss in 10 half-moves
9 Kg5 loss in 8 half-moves
10 Kg7 loss in 8 half-moves
11 Kh5 loss in 6 half-moves
12 Kh7 loss in 6 half-moves
13 Rf8 loss in 4 half-moves
14 Rb7 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf1 loss in 1 half-moves
21 Rf2 loss in 1 half-moves