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 Kd6 draw
3 Kd7 draw
4 Kd8 draw
5 Ke6 draw
6 Ke8 draw
7 Kf6 draw
8 Kf7 draw
9 Kf8 draw
10 Rb5 draw
11 Rc5 draw
12 Rd5 draw
13 Rf1 draw
14 Rf2 draw
15 Rf3 draw
16 Rf6 draw
17 Rf7 draw
18 Rg5 draw
19 Rh5 draw
20 Ra5 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Rf8 loss in 2 half-moves