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

EGTB: win in 4 half-moves

# move score
1 Rh5 win in 3 half-moves
2 Kg5 win in 7 half-moves
3 Kh5 draw
4 Kh8 draw
5 Rc2 draw
6 Rg2 draw
7 Rh1 draw
8 Rh3 draw
9 Rh4 draw
10 K6g6 loss in 2 half-moves
11 K6g7 loss in 2 half-moves
12 K7g6 loss in 2 half-moves
13 K7g7 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves