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

EGTB: win in 6 half-moves

# move score
1 Ra8 win in 5 half-moves
2 Kaa1 draw
3 Kaa3 draw
4 Kab1 draw
5 Kba1 draw
6 Kba3 draw
7 Kbb1 draw
8 Kc1 draw
9 Kc2 draw
10 Rb8 draw
11 Rf1 draw
12 Rf2 draw
13 Rf3 draw
14 Rf7 draw
15 Rg8 draw
16 Rh8 draw
17 Kab3 loss in 2 half-moves
18 Kbb3 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rf5 loss in 2 half-moves
25 Rf6 loss in 2 half-moves