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

[EX Q]: statement: accipitridae eggs have hard, calcium carbonate shells., question: What type of shells do accipitridae eggs have?
[EX A]: hard, calcium carbonate

[EX Q]: statement: Scientists use telescopes to detect planets, question: What do scientists use to detect planets?
[EX A]: telescopes

[EX Q]: statement: Synapsids were a further evolution in a chain of mammalian animals, question: What was a further evolution in a chain of mammalian animals?
[EX A]:
Synapsids