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 Rb2 draw
3 Rc2 draw
4 Rd2 draw
5 Re2 draw
6 Rh4 draw
7 Rh5 draw
8 Rh6 draw
9 Rh8 draw
10 K4c5 loss in 2 half-moves
11 K4d5 loss in 2 half-moves
12 K4e5 loss in 2 half-moves
13 K6c5 loss in 2 half-moves
14 K6d5 loss in 2 half-moves
15 K6e5 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Ke3 loss in 2 half-moves
23 Ke4 loss in 2 half-moves
24 Ke6 loss in 2 half-moves
25 Ke7 loss in 2 half-moves
26 Ra2 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