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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Kd7 draw
3 Kd8 draw
4 Kee7 draw
5 Kef7 draw
6 Kfe7 draw
7 Kff7 draw
8 Kg7 draw
9 Kg8 draw
10 Ra3 draw
11 Re3 draw
12 Rf4 draw
13 Rf5 draw
14 Rf6 draw
15 Rg3 draw
16 Rh3 draw
17 Rb3 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rf2 loss in 2 half-moves