instruction:
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.
question:
Sentence: There are four valves in the heart. Question: How many valves are in the heart?
answer:
four


question:
Sentence: A sudden flow of mud is called a(n) mudflow. Question: What's it called when there's a sudden flow of mud?
answer:
mudflow


question:
Sentence: When scientists work in natural settings rather than a lab, it is called fieldwork. Question: When scientists work in natural settings rather than a lab, it is called what?
answer:

fieldwork