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

EGTB: win in 2 half-moves

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