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.

Sentence: Beta decay occurs when an unstable nucleus emits a beta particle and energy. Question: What occurs when an unstable nucleus emits a beta particle and energy?
beta decay

Sentence: The haploid gametophyte produces gametes through mitosis. Question: By what process does the haploid gametophyte produce the gametes?
mitosis

Sentence: Climate change theory theory helps predict future events in weather. Question: Which theory helps predict future events in weather?

climate change theory