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

EGTB: win in 4 half-moves

# move score
1 Rf2 win in 3 half-moves
2 Kf1 draw
3 Kf2 draw
4 Kgg1 draw
5 Kgg3 draw
6 Kgh1 draw
7 Kgh3 draw
8 Khg1 draw
9 Khg3 draw
10 Khh1 draw
11 Khh3 draw
12 Ra7 draw
13 Rb7 draw
14 Rf1 draw
15 Rf3 draw
16 Rf8 draw
17 Rg7 draw
18 Rh7 draw
19 Kf3 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 Rf4 loss in 2 half-moves
24 Rf5 loss in 2 half-moves
25 Rf6 loss in 2 half-moves