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 K5a6 draw
3 K5b6 draw
4 K5c6 draw
5 K7a6 draw
6 K7b6 draw
7 K7c6 draw
8 Ka4 draw
9 Ka5 draw
10 Ka7 draw
11 Ka8 draw
12 Kb4 draw
13 Kb8 draw
14 Kc4 draw
15 Kc8 draw
16 Ra1 draw
17 Ra2 draw
18 Ra5 draw
19 Ra6 draw
20 Ra7 draw
21 Rb3 draw
22 Rc3 draw
23 Rh3 draw
24 Kc5 loss in 2 half-moves
25 Kc7 loss in 2 half-moves
26 Ra4 loss in 2 half-moves
27 Rd3 loss in 2 half-moves
28 Re3 loss in 2 half-moves
29 Rf3 loss in 2 half-moves
30 Rg3 loss in 2 half-moves