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

EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Kgg4 draw
3 Kgh4 draw
4 Khg4 draw
5 Khg6 draw
6 Khh4 draw
7 Khh6 draw
8 Ra1 draw
9 Rf4 draw
10 Rf5 draw
11 Rf7 draw
12 Rf8 draw
13 Rg1 draw
14 Rh1 draw
15 Kf5 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Kgg6 loss in 2 half-moves
18 Kgh6 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Rf2 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Kf4 loss in 1 half-moves