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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Rh8 win in 1 half-moves
3 Rb8 draw
4 Rc8 draw
5 Rd8 draw
6 Re8 draw
7 Rf8 draw
8 Rg8 draw
9 Kb7 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Kb6 loss in 1 half-moves