Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Kg1 draw
3 Kg4 draw
4 Kgg3 draw
5 Kgh2 draw
6 Kh1 draw
7 Kh4 draw
8 Khg3 draw
9 Khh2 draw
10 Ra7 draw
11 Rf5 draw
12 Rf6 draw
13 Rf8 draw
14 Rg7 draw
15 Rh7 draw
16 Kf1 loss in 2 half-moves
17 Kf2 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rf3 loss in 2 half-moves