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.

Input: Consider Input: Sentence: The mineral quartz is used to produce glass. Question: What mineral is used to produce glass?

Output: quartz


Input: Consider Input: Sentence: The epidermis of a leaf contains openings known as stomata, through which the exchange of gases takes place. Question: Which part of a leaf contains openings known as stomata, through which the exchange of gases takes place?

Output: epidermis


Input: Consider Input: Sentence: Similarity of crystal structures is used to categorize minerals non-living materials. Question: Similarity of crystal structures is used to categorize what non-living materials?


Output: minerals