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 Q]: a similar disclosure had occurred earlier with rc4.
[EX A]: an identical disclosure happend earlier withr.

[EX Q]: a material such as gold , which is chemically inert at normal scales , can serve as a potent chemical catalyst at nanoscales.
[EX A]: gold does n't react with other chemicals unless it is used in very , very tiny amounts.

[EX Q]: the account of ninigi no mikoto being sent to earth appears in the nihon shoki.
[EX A]:
1 . the story of ninigi no mikoto being sent to earth appears in the nihon shoki.