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

Ex Input:
What is the longest um no the shortest river in Germany?

Ex Output:
What is the shortest river in Germany?


Ex Input:
When did Why did Vilnius become the capital of the Commonwealth?

Ex Output:
Why did Vilnius become the capital of the Commonwealth?


Ex Input:
What protocol was popular in the 1980s and 90s no the 70s and 80s for Apple?

Ex Output:

What protocol was popular in the 1970s and 80s for Apple?