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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kb5 draw
3 Ra6 draw
4 Ra7 draw
5 Rb8 draw
6 Ka4 loss in 2 half-moves
7 Kb4 loss in 2 half-moves
8 Rd8 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 Rh8 loss in 2 half-moves
13 Ka6 loss in 1 half-moves
14 Rc8 loss in 1 half-moves