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 Ra4 draw
3 Rb4 draw
4 Rc4 draw
5 Kd7 loss in 2 half-moves
6 Kd8 loss in 2 half-moves
7 Kee7 loss in 2 half-moves
8 Kef7 loss in 2 half-moves
9 Kfe7 loss in 2 half-moves
10 Kff7 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Kg8 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf3 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 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves