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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Ra5 draw
3 Rd5 draw
4 Re5 draw
5 Rf5 draw
6 Rh1 draw
7 Rh2 draw
8 Rh4 draw
9 Rh8 draw
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Kee1 loss in 2 half-moves
15 Kef2 loss in 2 half-moves
16 Kf3 loss in 2 half-moves
17 Kfe1 loss in 2 half-moves
18 Kff2 loss in 2 half-moves
19 Kg1 loss in 2 half-moves
20 Kg2 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rg5 loss in 2 half-moves
24 Rh6 loss in 2 half-moves
25 Rh7 loss in 2 half-moves