In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

[EX Q]: Sentence: A reptile's metabolism doesn't generate enough energy to keep their body temperature stable. Question: A reptile's what doesn't generate enough energy to keep their body temperature stable?
[EX A]: metabolism

[EX Q]: Sentence: Protons and neutrons are made of quarks, which are fundamental particles of matter. Question: A fundamental particle of matter, protons and neutrons are made of these?
[EX A]: quarks

[EX Q]: Sentence: Boron only occurs naturally in compounds with oxygen element. Question: Boron only occurs naturally in compounds with what element?
[EX A]:
oxygen