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

EGTB: win in 4 half-moves

# move score
1 Rf5 win in 3 half-moves
2 Rf6 win in 3 half-moves
3 Rg1 win in 5 half-moves
4 Rh1 win in 5 half-moves
5 Kg6 win in 7 half-moves
6 K6h7 draw
7 K8h7 draw
8 Kg5 draw
9 Kh5 draw
10 Ra1 draw
11 Rb1 draw
12 Rf2 draw
13 Rf3 draw
14 Rf4 draw
15 K6g7 loss in 2 half-moves
16 K8g7 loss in 2 half-moves
17 Kg8 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves