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

EGTB: win in 2 half-moves

# move score
1 Rf6 win in 1 half-moves
2 Rf8 win in 1 half-moves
3 Kc1 draw
4 Kc2 draw
5 Kd2 draw
6 Ke1 draw
7 Ke2 draw
8 Rf2 draw
9 Rf3 draw
10 Rf4 draw
11 Rf5 draw
12 Rf7 draw
13 Kg6 loss in 1 half-moves
14 Kg7 loss in 1 half-moves
15 Kg8 loss in 1 half-moves
16 Kh6 loss in 1 half-moves
17 Kh8 loss in 1 half-moves
18 Re1 loss in 1 half-moves
19 Rg1 loss in 1 half-moves
20 Rh1 loss in 1 half-moves