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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Kd6 draw
8 Kd8 draw
9 Ke1 draw
10 Ke2 draw
11 Kf2 draw
12 Kg1 draw
13 Kg2 draw
14 Rd7 draw
15 Re7 draw
16 Rf5 draw
17 Rf6 draw
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves
23 Kd7 loss in 1 half-moves