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 Re1 draw
3 Kf5 loss in 2 half-moves
4 Kf6 loss in 2 half-moves
5 Kf7 loss in 2 half-moves
6 Kgg5 loss in 2 half-moves
7 Kgg7 loss in 2 half-moves
8 Kgh5 loss in 2 half-moves
9 Kgh7 loss in 2 half-moves
10 Khg5 loss in 2 half-moves
11 Khg7 loss in 2 half-moves
12 Khh5 loss in 2 half-moves
13 Khh7 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves