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: Natural selection evolutionary process has adapted protonephridia to different tasks in different environments. Question: What evolutionary process has adapted protonephridia to different tasks in different environments?

Output: natural selection

Input: Consider Input: Sentence: Evenly spaced lines kind of lines does a diffraction grating produce. Question: What kind of lines does a diffraction grating produce?
Output: evenly spaced lines