"They see the powerful horses."

Translation: Kostōbī annī urnesi.

[thylluan]

Why 'Kostoobii annii urnesi' is the wrong answer? I assumed that typing a double version of the vowel would make it recognised by the system as a vowel with a macron.

[Stefftabs]

Your translation is correct. I would report it.

[thylluan]

They already fixed it :)