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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Kc4 draw
3 Kd4 draw
4 Ke4 draw
5 Ke5 draw
6 Rf1 draw
7 Rf2 draw
8 Rf4 draw
9 Rf6 draw
10 Rg5 draw
11 Rh5 draw
12 Kc5 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rf8 loss in 2 half-moves