instruction:
Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
question:
What does Frame Relay's protocols provide no when was it used at UNI?
answer:
When was Frame Relay's protocols used at UNI?


question:
In what month in 1347 no um 1349 did the second wave of the plague reach England?
answer:
In what month in 1349 did the second wave of the plague reach England?


question:
When was the Archduke Sigismund of Austria no Holland empire formed?
answer:

When was the Holland empire formed?