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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Ra4 draw
3 Ra6 draw
4 Ra7 draw
5 Re3 draw
6 Rf3 draw
7 Rg3 draw
8 Rh3 draw
9 Ka7 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Ra1 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rd3 loss in 2 half-moves