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: 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?
Example Output: natural selection

Example Input: Sentence: The ice crystals that form on the ground are called frost. Question: What are the ice crystals that form on the ground called?
Example Output: frost

Example Input: Sentence: Eukaryotic type of organisms have internal clocks that regulate cyclic processes. Question: What type of organisms have internal clocks that regulate cyclic processes?
Example Output:
eukaryotic