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 Kf1 draw
3 Kf2 draw
4 Kf3 draw
5 Kg1 draw
6 Kg3 draw
7 Kh1 draw
8 Kh2 draw
9 Kh3 draw
10 Rb8 draw
11 Rc8 draw
12 Rd8 draw
13 Re8 draw
14 Rf2 draw
15 Rf3 draw
16 Rf5 draw
17 Rf6 draw
18 Rg8 draw
19 Rh8 draw
20 Ra8 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf7 loss in 2 half-moves