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 Kd5 draw
3 Ke5 draw
4 Ke6 draw
5 Ke7 draw
6 Rc4 draw
7 Re4 draw
8 Rg4 draw
9 Rh4 draw
10 Kc5 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rd5 loss in 2 half-moves