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.

[Q]: Sentence: Change in momentum in an object is equivalent to impulse . Question: Change in momentum in an object is equivalent to what other measurement?
[A]: impulse


[Q]: Sentence: Microscopes were first developed in the early 1600s by eyeglass makers. Question: Microscopes were first developed in the early 1600s by this trade?
[A]: eyeglass makers


[Q]: Sentence: Cigarettes are a major source of carcinogens, a kind of chemical substances linked with cancer. Question: Cigarettes are a major source of what kind of chemical substances linked with cancer?
[A]:
carcinogens