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

Input: Consider Input: The planet Vulcan was predicted to explain the what with planet Mercury no Saturn?

Output: The planet Vulcan was predicted to explain the what with planet Saturn?

Input: Consider Input: What is the tentacle ermm rather mouth of a pleuobrachia kept in?

Output: What is the mouth of a pleuobrachia kept in?

Input: Consider Input: The shortcomings of Galileo Galilei's physics no Aristotelian physics would not be corrected until the 16th century work of whom?
Output: The shortcomings of Aristotelian physics would not be corrected until the 16th century work of whom?