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

EGTB: win in 6 half-moves

# move score
1 Rh6 win in 5 half-moves
2 Rh7 win in 5 half-moves
3 Rh8 win in 5 half-moves
4 Ra2 draw
5 Rb2 draw
6 Rg2 draw
7 Rh1 draw
8 Ka5 loss in 2 half-moves
9 Ka7 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Kf7 loss in 2 half-moves
17 Kf8 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rh3 loss in 2 half-moves
23 Rh4 loss in 2 half-moves
24 Rh5 loss in 2 half-moves