Given a statement and question, generate the answer to the question such that the answer is contained in the statement.

[Q]: statement: mosses depend on water for reproduction, question: What do mosses depend on for reproduction?
[A]: water

[Q]: statement: Tadpoles become frogs after four months., question: After how long do tadpoles become frogs?
[A]: four months

[Q]: statement: Clouds also contains sulfur dioxide., question: What does clouds contain?
[A]:
sulfur dioxide