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 Kg3 win in 7 half-moves
3 Kg4 win in 7 half-moves
4 Kg5 win in 7 half-moves
5 Kg1 draw
6 Kg2 draw
7 Kh2 draw
8 Kh3 draw
9 Kh5 draw
10 Ra8 draw
11 Rb8 draw
12 Rd8 draw
13 Re8 draw
14 Rf8 draw
15 Rg8 draw
16 Rh6 draw
17 Rh7 draw
18 Rc8 loss in 2 half-moves