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

EGTB: win in 2 half-moves

# move score
1 Rf5 win in 1 half-moves
2 Ke6 draw
3 Ke7 draw
4 Ke8 draw
5 Kf6 draw
6 Kf8 draw
7 Kg6 draw
8 Kg7 draw
9 Kg8 draw
10 Ra4 draw
11 Rd4 draw
12 Re4 draw
13 Rf3 draw
14 Rg4 draw
15 Rh4 draw
16 Rb4 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf6 loss in 2 half-moves