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

EGTB: draw

# move score
1 Rf6 draw
2 Rf7 draw
3 Rf8 draw
4 Kb7 loss in 2 half-moves
5 Kb8 loss in 2 half-moves
6 Kc7 loss in 2 half-moves
7 Kd7 loss in 2 half-moves
8 Kd8 loss in 2 half-moves
9 Ra3 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rh3 loss in 2 half-moves
14 Rc3 loss in 1 half-moves
15 Rd3 loss in 1 half-moves
16 Re3 loss in 1 half-moves
17 Rf1 loss in 1 half-moves
18 Rf2 loss in 1 half-moves
19 Rg3 loss in 1 half-moves