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