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.

Example Input: the spacecraft consists of two main elements : the nasa cassini orbiter , named after the italian-french astronomer giovanni domenico cassini , and the esa huygens probe , named after the dutch astronomer , mathematician and physicist christiaan huygens.
Example Output: the spaceship is made of the nasa cassini orbiter , named after giovanni cassini , and the esa huygens probe , named after christiaan huygens.

Example Input: together they had 18 children , of whom 11 survived to adulthood.
Example Output: together , they had eighteen children , although only eleven lived to become adults.

Example Input: the station , and all trains serving it , are operated by national express east anglia.
Example Output:
the national express east anglia operates the station and all trains serving it.