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

[EX Q]: What all is balanced in an open system of particles no sorry what is internally missing from this system?
[EX A]: In an open system of particles, there are no internal what?

[EX Q]: Where was or no rather who was Masovia II of Boleslaw?
[EX A]: Who was Masovia II of Boleslaw?

[EX Q]: Who discovered what was the area where Jacksonville currently sits has been inhabited for how many years?
[EX A]:
The area where Jacksonville currently sits has been inhabited for how many years?