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 Kf6 draw
3 Kg6 draw
4 Kg8 draw
5 Kh6 draw
6 Kh7 draw
7 Ra8 draw
8 Rb8 draw
9 Rd8 draw
10 Re8 draw
11 Rf3 draw
12 Rf6 draw
13 Rf7 draw
14 Rg8 draw
15 Kf7 loss in 20 half-moves
16 Kh8 loss in 6 half-moves
17 Rc8 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rh8 loss in 2 half-moves