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 Kd5 draw
3 Kd6 draw
4 Kd7 draw
5 Ke5 draw
6 Ke7 draw
7 Kf5 draw
8 Kf6 draw
9 Kf7 draw
10 Ra3 draw
11 Rb3 draw
12 Rc3 draw
13 Rd3 draw
14 Re3 draw
15 Rf5 draw
16 Rf6 draw
17 Rf7 draw
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves