instruction:
Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
question:
What is Warsaw's National Museum most known for?
answer:
Warsaw's National Museum is one of the most what?


question:
What did Slavic origin no Vrisovci own?
answer:
What did Vrisovci own?


question:
What immune system I mean is gotten rid of after a pathogen has been eliminated?
answer:
What is gotten rid of after a pathogen has been eliminated?