In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.

Ex Input:
it is not known how much , if any , of this story is true , but historians do know that china was the first civilization to use silk.

Ex Output:
it is not known how much story is true , but historians do know that china was the first people to use silk.

Ex Input:
after a version of a software package has remained in unstable for a certain length of time -lrb- depending on the urgency of the software 's changes -rrb- , that package is automatically migrated to the testing distribution.

Ex Output:
after a version of a software package has remained unsteady for sometime , that package is automatically moved to the testing distribution.

Ex Input:
the blake river megacaldera complex is considered a supervolcano due to its great size and its multiple dikes and vents.

Ex Output:
the blake river megacaldera complex is considered a supervolcano because of its large size and its numerous dikes and vents.