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