Instructions: Given a passage and a question, find the answer to the question based on the passage. The answer should consist of only one word that lies in the span of only one of the sentences in the passage.
Input: Paragraph: Ab or Av ( ʾĀḇ ; related to Akkadian abu ) , sometimes Aba or Abba , means `` father '' in most Semitic languages .
Question: what is the meaning of abba in hebrew

Output:
father