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

Ex Input:
What is one aspect of the hydrography of the former stream urgh delta characterized by?

Ex Output:
What is one aspect of the hydrography of the former delta characterized by?


Ex Input:
When were ctenophore mnemiopsis leidyi introduced into The Black Sea and the Sea of Azov ahh actually I want to know when were fish larvae accidentally introduced into the Black Sea?

Ex Output:
When were fish larvae introduced into the Black Sea accidentally?


Ex Input:
What do bacteria use to move proteins from the host to the barrier, sorry, pathogen?

Ex Output:
What do bacteria use to move proteins from the host to the pathogen?