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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Ra2 draw
3 Rb2 draw
4 Rc2 draw
5 Rd2 draw
6 Rh4 draw
7 Rh5 draw
8 Rh6 draw
9 Rh8 draw
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kcc5 loss in 2 half-moves
17 Kcd5 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Kdc5 loss in 2 half-moves
22 Kdd5 loss in 2 half-moves
23 Ke5 loss in 2 half-moves
24 Ke6 loss in 2 half-moves
25 Ke7 loss in 2 half-moves
26 Re2 loss in 2 half-moves
27 Rf2 loss in 2 half-moves
28 Rg2 loss in 2 half-moves
29 Rh1 loss in 2 half-moves
30 Rh3 loss in 2 half-moves