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 Ka3 draw
5 Ka4 draw
6 Kaa2 draw
7 Kab2 draw
8 Kb1 draw
9 Kb4 draw
10 Kba2 draw
11 Kbb2 draw
12 Rd8 draw
13 Re1 draw
14 Re2 draw
15 Re6 draw
16 Re7 draw
17 Kc2 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves