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 Re6 win in 1 half-moves
3 Kb5 draw
4 Kb6 draw
5 Ra8 draw
6 Rd6 draw
7 Ka4 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Rb6 loss in 2 half-moves
10 Rc6 loss in 2 half-moves
11 Rf6 loss in 2 half-moves
12 Rg6 loss in 2 half-moves
13 Rh6 loss in 2 half-moves