TASK DEFINITION: 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.
PROBLEM: Question: what was the year when princess diana died?

SOLUTION: in which year princess diana died in an accident?

PROBLEM: Question: what is the name of the river that flows through niger mali and nigeria?

SOLUTION: what river flows through mali niger and nigeria?

PROBLEM: Question: when did sebastian vizcaino die?

SOLUTION:
which year did sebastian vizcaino die?