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.

Example Input: Sentence: During an earthquake, wet soils become like quicksand. Question: During an earthquake, wet soils become like what?
Example Output: quicksand

Example Input: Sentence: A metallic bond is the force of attraction between a positive metal ion and valence electrons. Question: What is the force of attraction between a positive metal ion and valence electrons?
Example Output: metallic bond

Example Input: Sentence: The lens of the eye is a(n) convex shape. Question: What shape is the lens of the eye?
Example Output:
convex