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 Rc8 draw
11 Rd8 draw
12 Rf1 draw
13 Rf2 draw
14 Rf3 draw
15 Rh8 draw
16 Ra8 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves