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 Kc5 draw
3 Kc6 draw
4 Kd5 draw
5 Kd7 draw
6 Ke5 draw
7 Ke6 draw
8 Ke7 draw
9 Ra3 draw
10 Ra6 draw
11 Ra7 draw
12 Ra8 draw
13 Re4 draw
14 Rg4 draw
15 Rh4 draw
16 Kc7 loss in 10 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves