Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.

Ex Input:
Fact: Blood in our body contains minerals. 
Question: what in our body contains minerals?

Ex Output:
blood.


Ex Input:
Fact: Melanin amount is a polygenic trait. 
Question: what is a polygenic trait?

Ex Output:
melanin amount.


Ex Input:
Fact: viruses often infect prokaryotes. 
Question: what do viruses often infect?

Ex Output:

prokaryotes.