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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Rf6 win in 1 half-moves
3 Ka7 draw
4 Ka8 draw
5 Kb6 draw
6 Kb8 draw
7 Kc6 draw
8 Kc7 draw
9 Kc8 draw
10 Ra2 draw
11 Ra4 draw
12 Ra5 draw
13 Ra7 draw
14 Ra8 draw
15 Rb6 draw
16 Rd6 draw
17 Re6 draw
18 Rg6 draw
19 Rh6 draw
20 Ra1 loss in 2 half-moves
21 Rc6 loss in 2 half-moves