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