Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

[Q]: What types of work did the Khitans no the Han do in Eastern Asia?
[A]:  What types of work did the Han do in Eastern Asia?


[Q]: What does Mnemiopsis er the Beroe eat?
[A]: What does the Beroe eat? 


[Q]: When was the color crimson distinguished at Harvard as official color no adopted?
[A]:
When was the color crimson adopted at Harvard as official color?