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

EGTB: win in 4 half-moves

# move score
1 Kgg7 win in 3 half-moves
2 Khg7 win in 3 half-moves
3 Khh7 win in 3 half-moves
4 Kgh7 win in 5 half-moves
5 Rf5 win in 5 half-moves
6 Rh5 win in 5 half-moves
7 Kf7 draw
8 Kf8 draw
9 Rc5 draw
10 Rd5 draw
11 Re5 draw
12 Rg1 draw
13 Rg2 draw
14 Rg3 draw
15 Rg4 draw
16 Rg6 draw
17 Ra5 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rg7 loss in 2 half-moves