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

[EX Q]: Lizards keep their eggs in rotting trees.
[EX A]: What do Lizards keep their eggs in?

[EX Q]: painful urination can be treated with drugs prescribed by a doctor
[EX A]: What can painful urination be treated with?

[EX Q]: bones heal without surgery
[EX A]:
What do bones heal without?