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

EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Ra8 draw
3 Rb8 draw
4 Rd8 draw
5 Rh4 draw
6 Rh5 draw
7 Rh6 draw
8 Rh7 draw
9 Ka1 loss in 2 half-moves
10 Ka2 loss in 2 half-moves
11 Ka3 loss in 2 half-moves
12 Kb1 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kc1 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Ke5 loss in 2 half-moves
23 Ke6 loss in 2 half-moves
24 Ke7 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh1 loss in 2 half-moves
29 Rh2 loss in 2 half-moves
30 Rh3 loss in 2 half-moves