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 Ka8 draw
3 Kb6 draw
4 Kb7 draw
5 Kb8 draw
6 Ra4 draw
7 Ra5 draw
8 Re6 draw
9 Rf6 draw
10 Rg6 draw
11 Rh6 loss in 4 half-moves
12 Ra1 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rd6 loss in 2 half-moves