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 Rf2 win in 3 half-moves
3 Kg1 draw
4 Kg2 draw
5 Kg4 draw
6 Kg5 draw
7 Kg6 draw
8 Kh2 draw
9 Kh4 draw
10 Kh6 draw
11 Ra7 draw
12 Rb7 draw
13 Rd7 draw
14 Re7 draw
15 Rf3 draw
16 Rf8 draw
17 Rg7 draw
18 Rh7 draw
19 Rc7 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rf6 loss in 2 half-moves