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 Rd2 draw
11 Re2 draw
12 Rf1 draw
13 Rf3 draw
14 Rg2 draw
15 Rh2 draw
16 Ra2 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves