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 Rc8 win in 5 half-moves
3 Rb8 draw
4 Rd8 draw
5 Re8 draw
6 Rf8 draw
7 Rg4 draw
8 Rg5 draw
9 Rg6 draw
10 Rg7 draw
11 Kaa1 loss in 2 half-moves
12 Kaa3 loss in 2 half-moves
13 Kab1 loss in 2 half-moves
14 Kab3 loss in 2 half-moves
15 Kba1 loss in 2 half-moves
16 Kba3 loss in 2 half-moves
17 Kbb1 loss in 2 half-moves
18 Kbb3 loss in 2 half-moves
19 Kc1 loss in 2 half-moves
20 Kc2 loss in 2 half-moves
21 Kc3 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rh8 loss in 2 half-moves