Determine if the sentence is true based on the text below:
Guerin danced ballet for nearly her entire life.

Isabelle Guerin (born 1961) is a French ballet dancer. She was a member of the Paris Opera Ballet from 1978. In 1985, she received the title of etoile from Rudolf Nureyev. John Rockwell has described Guerin and Laurent Hilaire as "two of the Opera Ballet's greatest stars". She danced classical and modern repertoires until her retirement in 2001.
It's impossible to say