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:
a conflict ensues , and when clara helps the nutcracker throwing her shoe at the mouse king , the nutcracker seizes his opportunity and stabs him.

Ex Output:
a fight ensues , and when clara helps the nutcracker throwing her shoe at the mouse king , the nutcracker seizes his opportunity and stabs him.

Ex Input:
law of independent assortment -lrb- the " second law " -rrb- the law of independent assortment , also known as " inheritance law " , states that alleles of different genes assort independently of one another during gamete formation.

Ex Output:
the law of independent assortment , also known as " the second law " or " inheritance law " , states that alleles of different genes assort independently during gamete formation.