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 Rf8 win in 3 half-moves
3 K6g7 draw
4 K6h7 draw
5 K8g7 draw
6 K8h7 draw
7 Kg6 draw
8 Kg8 draw
9 Ra1 draw
10 Rb1 draw
11 Rc1 draw
12 Rd1 draw
13 Re1 draw
14 Rf7 draw
15 Kg5 loss in 2 half-moves
16 Kh5 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves