Definition: 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.
Input: he returns in the 2007 series of doctor who , reuniting with the tenth incarnation of the doctor , and returned again for the 2008 series.
Output:
he comes back in the 2007 series of doctor who , joining again with the tenth embodiment of the doctor , and returns again for the 2008 series.