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

EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Rh5 win in 3 half-moves
3 Rf7 win in 7 half-moves
4 Rf8 win in 7 half-moves
5 Ke2 draw
6 Ke3 draw
7 Ke4 draw
8 Kf2 draw
9 Kf4 draw
10 Kg2 draw
11 Kg3 draw
12 Kg4 draw
13 Kg7 draw
14 Kg8 draw
15 Kh7 draw
16 Rc5 draw
17 Rd5 draw
18 Re5 draw
19 Rf6 draw
20 Ra5 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rf4 loss in 2 half-moves