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: Streak is a more reliable trait or measure to identify minerals. Question: Which is a more reliable trait or measure to identify minerals?

Output: streak


Input: Consider Input: Sentence: Age causes reduction of elasticity in all organs. Question: What causes reduction of elasticity in all organs?

Output: age


Input: Consider Input: Sentence: One of the properties of an air mass is that an air mass has similar temperature and moisture properties throughout it. Question: Which of the following is true regarding the properties of an air mass?


Output: An air mass has similar temperature and moisture properties throughout it.