"A tall girl waits there."
Translation:Egy magas lány vár ott.
I think over a decade of experience is sufficient here, thank you. :D
And this course is still in beta, so don't be afraid to report any correct sentence that isn't accepted yet. I think, to reply to your point earlier, the 'coping' of Duo with the Hungarian language will be brute-forcing every possible sentence into the database. It'll be a bit of time and work.