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

EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kh2 draw
5 Ra2 draw
6 Ra4 draw
7 Raa8 draw
8 Rah3 draw
9 Rb3 draw
10 Rb8 draw
11 Rc8 draw
12 Rd3 draw
13 Rd8 draw
14 Rg3 draw
15 Rha8 draw
16 Rhh3 draw
17 Ra1 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh2 loss in 2 half-moves
28 Rh5 loss in 2 half-moves
29 Rh6 loss in 2 half-moves
30 Rh7 loss in 2 half-moves