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

[EX Q]: How long no When is the oldest armed seal of Sigilium from?
[EX A]: When is the oldest armed seal of Sigilium from?

[EX Q]: What did or actually when was the Tower Theater closed?
[EX A]: When was the Tower Theater closed?

[EX Q]: What principle states that rocks deeper in the layer tend to be compressed, sorry, younger?
[EX A]:
What principle states that rocks deeper in the layer tend to be younger?