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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Ra6 draw
3 Rb8 draw
4 Ka4 loss in 6 half-moves
5 Rf8 loss in 4 half-moves
6 Rg8 loss in 4 half-moves
7 Rh8 loss in 4 half-moves
8 Ka6 loss in 2 half-moves
9 Kb4 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 1 half-moves