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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Ka4 draw
3 Kb4 draw
4 Kb5 draw
5 Kb6 draw
6 Re6 draw
7 Rf6 draw
8 Rg6 draw
9 Rh6 loss in 4 half-moves
10 Ra7 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rd6 loss in 2 half-moves