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 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Kcd7 draw
8 Kcd8 draw
9 Kd6 draw
10 Ke7 draw
11 Ked7 draw
12 Ked8 draw
13 Kf8 draw
14 Rf4 draw
15 Rf5 draw
16 Rf6 draw
17 Rf8 draw
18 Rg7 draw
19 Rh7 draw
20 Rd7 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rf2 loss in 2 half-moves