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: in popular music , a side project is a project undertaken by one or more persons already known for their involvement in another band.

SOLUTION: in popular music , a side project is made by one or more persons already known for being in another band.

PROBLEM: the great dark spot is thought to represent a hole in the methane cloud deck of neptune.

SOLUTION: the great dark spot is thought to show a hole in the methane cloud deck of neptune.

PROBLEM: the alexandrian life of aeschylus indicates that the playwright took the first prize at the city dionysia thirteen times.

SOLUTION:
the alexandrian life of aeschylus indicates that the playwright took first prize at the city dionysia thirteen times.