TASK 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.
PROBLEM: the show followed the lives of a group of teenagers living in the upscale , star-studded community of beverly hills , california and attending the fictitious west beverly high school and , subsequently , the fictitious california university after graduation.

SOLUTION: the show followed the lives of a group of teenagers living in upscale , star-studded beverly hills , california and attending the fictitious west beverly high school , with the fictitious california university after graduation.

PROBLEM: james i appointed him a gentleman of the chapel royal , where he served as an organist from at least 1615 until his death.

SOLUTION: james i appointed him a gentleman of the chapel royal where he served as a organist from 1615 until his death.

PROBLEM: in 1265 , simon de montfort , 6th earl of leicester summoned the first elected parliament.

SOLUTION:
in 1265 , the 6th earl of leicester , simon de montfort , started the first elected parliament.