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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Rf4 win in 1 half-moves
3 Ra8 loss in 6 half-moves
4 Rb8 loss in 6 half-moves
5 Rd8 loss in 4 half-moves
6 Kc4 loss in 2 half-moves
7 Kc5 loss in 2 half-moves
8 Kc6 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Ke4 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Rf2 loss in 1 half-moves