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

EGTB: win in 12 half-moves

# move score
1 Ra8 win in 11 half-moves
2 Rb8 win in 11 half-moves
3 Ka1 draw
4 Ka3 draw
5 Kb1 draw
6 Kb2 draw
7 Kc5 draw
8 Kc6 draw
9 Kc7 draw
10 Kd7 draw
11 Ke5 draw
12 Ke6 draw
13 Ke7 draw
14 Rc8 draw
15 Rd8 draw
16 Re8 draw
17 Rf3 draw
18 Rf4 draw
19 Rf5 draw
20 Rf6 draw
21 Rf7 draw
22 Kb3 loss in 2 half-moves
23 Kd5 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves