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 Kf8 draw
4 Kg6 draw
5 Kh6 draw
6 Kh7 draw
7 Ra6 draw
8 Rb6 draw
9 Rc6 draw
10 Rd6 draw
11 Re6 draw
12 Rf7 draw
13 Rf8 draw
14 Kg8 loss in 4 half-moves
15 Kh8 loss in 4 half-moves
16 Rf1 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rh6 loss in 2 half-moves