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 Ra4 draw
3 Ra5 draw
4 Ra6 draw
5 Rd2 draw
6 Re2 draw
7 Rf2 draw
8 Rg2 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 Ra7 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rh2 loss in 2 half-moves