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