Given a question, generate a paraphrase of that question wihout changing the meaning of it. Your answer should reword the given sentence, but not add information to it or remove information from it. The answer to your question should be the same as the answer to the original question.

Example Input: Question: the longest river in trinidad and tobago?
Example Output: which river is the longest in trinidad?

Example Input: Question: who is emma waston brother?
Example Output: what are emma watson's brothers?

Example Input: Question: what was the fist dog to go in space?
Example Output:
which dog was the first to go into space?