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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Ra8 draw
3 Kc1 loss in 2 half-moves
4 Kc2 loss in 2 half-moves
5 Kd2 loss in 2 half-moves
6 Kde1 loss in 2 half-moves
7 Kde2 loss in 2 half-moves
8 Kf2 loss in 2 half-moves
9 Kfe1 loss in 2 half-moves
10 Kfe2 loss in 2 half-moves
11 Kg1 loss in 2 half-moves
12 Kg2 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves