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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Ra5 draw
6 Rf6 draw
7 Ka7 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rg6 loss in 2 half-moves
13 Rh6 loss in 2 half-moves
14 Rc6 loss in 1 half-moves
15 Rd6 loss in 1 half-moves
16 Re6 loss in 1 half-moves