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 Ka3 win in 5 half-moves
4 Ka6 win in 5 half-moves
5 Ka1 draw
6 Ka7 draw
7 Ka8 draw
8 Kb8 draw
9 Kc6 draw
10 Kc7 draw
11 Kc8 draw
12 Rc8 draw
13 Rd3 draw
14 Rd4 draw
15 Rd5 draw
16 Rd6 draw
17 Rd7 draw
18 Rh8 draw
19 Kb1 loss in 2 half-moves
20 Kb2 loss in 2 half-moves
21 Kb3 loss in 2 half-moves
22 Kb6 loss in 2 half-moves
23 Rd1 loss in 2 half-moves
24 Rd2 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves