Questions & Answers about Foreldrar þeirra eru hér.
Word by word, the sentence breaks down like this:
- Foreldrar – parents
- Nominative plural form of foreldri (parent).
- þeirra – their / of them
- Genitive plural of the 3rd‑person pronoun; shows possession.
- eru – are
- 3rd‑person plural of the verb vera (to be).
- hér – here
- Adverb of place.
So the structure is literally: Parents their are here → Their parents are here.