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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Rf5 win in 1 half-moves
3 Ra8 loss in 6 half-moves
4 Rb8 loss in 6 half-moves
5 Rc8 loss in 6 half-moves
6 Kf7 loss in 4 half-moves
7 Re8 loss in 4 half-moves
8 Kd6 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Kd8 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Rf2 loss in 1 half-moves
20 Rf3 loss in 1 half-moves
21 Rf4 loss in 1 half-moves