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 win in 3 half-moves
3 Rc8 win in 5 half-moves
4 Ka1 draw
5 Ka4 draw
6 Ka5 draw
7 Kaa3 draw
8 Kab3 draw
9 Kb1 draw
10 Kb2 draw
11 Kb5 draw
12 Kba3 draw
13 Kbb3 draw
14 Rd8 draw
15 Re1 draw
16 Re2 draw
17 Re6 draw
18 Re7 draw
19 Kc3 loss in 2 half-moves
20 Kc4 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves