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

EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Kf8 draw
3 Kg3 draw
4 Kg4 draw
5 Kg5 draw
6 Kg6 draw
7 Kg8 draw
8 Kh3 draw
9 Kh5 draw
10 Kh6 draw
11 Kh7 draw
12 Kh8 draw
13 Rb1 draw
14 Rf2 draw
15 Rf3 draw
16 Rf7 draw
17 Rg1 draw
18 Rh1 draw
19 Kf6 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Rc1 loss in 2 half-moves
23 Rd1 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rf6 loss in 2 half-moves