Simplify the following text for a Grade 9 native English-speaking person.
Original: The Prince Charles , Prince of Wales , ( Charles Philip Arthur George ; born 14 November 1948 ) is the heir apparent and eldest son of Queen Elizabeth II .
Simplified: The Prince Charles , Prince of Wales ( Charles Philip Arthur George ; born 14 November 1948 ) , is the eldest son of Elizabeth II and Prince Philip , Duke of Edinburgh .