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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rd8 win in 1 half-moves
3 Re8 win in 1 half-moves
4 Rf8 win in 1 half-moves
5 Rg8 win in 1 half-moves
6 Ka7 draw
7 Kb7 draw
8 Ra7 draw
9 Ka5 loss in 1 half-moves
10 Kb5 loss in 1 half-moves
11 Kb6 loss in 1 half-moves
12 Rc8 loss in 1 half-moves
13 Rh8 loss in 1 half-moves