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