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 Kf7 draw
3 Kg5 draw
4 Kg7 draw
5 Kh5 draw
6 Kh6 draw
7 Kh7 draw
8 Rb8 draw
9 Re8 draw
10 Rf1 draw
11 Rf2 draw
12 Rf3 draw
13 Rh8 draw
14 Kf6 loss in 8 half-moves
15 Rg8 loss in 8 half-moves
16 Rd8 loss in 6 half-moves
17 Kf5 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves