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 Ke6 draw
3 Ke7 draw
4 Ke8 draw
5 Kf6 draw
6 Kf8 draw
7 Kg6 draw
8 Kg7 draw
9 Kg8 draw
10 Rc1 draw
11 Rd1 draw
12 Re1 draw
13 Rf2 draw
14 Rf3 draw
15 Rf5 draw
16 Rf6 draw
17 Rg1 draw
18 Ra1 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves