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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Kg1 draw
3 Kg4 draw
4 Kgg2 draw
5 Kgh3 draw
6 Kh1 draw
7 Kh4 draw
8 Khg2 draw
9 Khh3 draw
10 Rb7 draw
11 Rf2 draw
12 Rf6 draw
13 Rf8 draw
14 Rg7 draw
15 Rh7 draw
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Ra7 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 Rf3 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rf5 loss in 2 half-moves