Simplify the following text for a Grade 10 native English-speaking person.
Original: At the age of nine , Feuermann received lessons from Friedrich Buxbaum , principal cello of the Vienna Philharmonic , and then studied with Anton Walter at the Music Academy in Vienna .
Simplified: In 1909 the family moved to Vienna so that he could learn the cello from the famous Friedrich Buxbaum , the cellist of the RosÃ Quartet and principal cellist of the Vienna Philharmonic . Then he studied with Anton Walter at the Music Academy in Vienna .