Question: What kind of church is the hagia sophia?
Disambiguated questions and answers: question: What kind of church was the hagia sophia originally?
What kind of church was the hagia sophia converted into in 1453?
What kind of church was the little hagia sophia originally?
What kind of church was the little hagia sophia converted into during the Ottoman Empire?
answer: Greek Orthodox Christian patriarchal cathedral
Ottoman imperial mosque
Greek Eastern Orthodox church
mosque
Natural Questions answer: Greek Orthodox Christian patriarchal basilica (from the Wikipedia article "Hagia Sophia")