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

EGTB: win in 2 half-moves

# move score
1 Rd8 win in 1 half-moves
2 Ka7 draw
3 Kg7 draw
4 Kg8 draw
5 Kh7 draw
6 Ra7 draw
7 Rc8 draw
8 Re8 draw
9 Rf8 draw
10 Rg8 draw
11 Ka5 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves