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 Kc1 draw
3 Kc2 draw
4 Kd1 draw
5 Ke1 draw
6 Ke2 draw
7 Kf7 draw
8 Kg5 draw
9 Kg6 draw
10 Kg7 draw
11 Rf1 draw
12 Rf3 draw
13 Rg2 draw
14 Rh2 draw
15 Kc3 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Rf5 loss in 2 half-moves