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 K6g6 draw
3 K6g7 draw
4 K7g6 draw
5 K7g7 draw
6 Kg5 draw
7 Kg8 draw
8 Kh5 draw
9 Kh8 draw
10 Rc3 draw
11 Rh4 draw
12 Ra3 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves