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

Ex Input:
When or no make that what type of physics model did Einstein fail to make?

Ex Output:
What type of physics model did Einstein fail to make?


Ex Input:
What combined with rising rather lowering prices to make it difficult or impossible for poor people to keep pace?

Ex Output:
What combined with lowering prices to make it difficult or impossible for poor people to keep pace?


Ex Input:
Which country does the Moselle river encounter it's main tributaries no not the Moselle but the Rhine river?

Ex Output:
Which country does the Rhine encounter it's main tributaries?