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 K1a2 draw
3 K1b2 draw
4 K1c2 draw
5 K3a2 draw
6 K3b2 draw
7 K3c2 draw
8 Ka1 draw
9 Ka3 draw
10 Ka4 draw
11 Kb4 draw
12 Kc1 draw
13 Kc3 draw
14 Kc4 draw
15 Rb8 draw
16 Rc8 draw
17 Rd8 draw
18 Re8 draw
19 Rf2 draw
20 Rf1 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rf6 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves