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 Kd1 draw
3 Kd2 draw
4 Ke2 draw
5 Kf1 draw
6 Kf2 draw
7 Rc5 draw
8 Rd5 draw
9 Re5 draw
10 Rf1 draw
11 Rf3 draw
12 Rf6 draw
13 Rf7 draw
14 Rf8 draw
15 Rg5 draw
16 Rh5 draw
17 Ra5 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rf2 loss in 2 half-moves