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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Rb8 draw
3 Rc8 draw
4 Rd8 draw
5 Re1 draw
6 Re2 draw
7 Re3 draw
8 Re4 draw
9 Rh8 draw
10 K4a5 loss in 2 half-moves
11 K4b5 loss in 2 half-moves
12 K4c5 loss in 2 half-moves
13 K6a5 loss in 2 half-moves
14 K6b5 loss in 2 half-moves
15 K6c5 loss in 2 half-moves
16 Ka3 loss in 2 half-moves
17 Ka4 loss in 2 half-moves
18 Ka6 loss in 2 half-moves
19 Ka7 loss in 2 half-moves
20 Kb3 loss in 2 half-moves
21 Kb7 loss in 2 half-moves
22 Kc3 loss in 2 half-moves
23 Kc4 loss in 2 half-moves
24 Kc6 loss in 2 half-moves
25 Kc7 loss in 2 half-moves
26 Re5 loss in 2 half-moves
27 Re6 loss in 2 half-moves
28 Re7 loss in 2 half-moves
29 Rf8 loss in 2 half-moves
30 Rg8 loss in 2 half-moves