are Peter Maxwell Davies and Emmanuel Chabrier both composers ?
Peter Maxwell Davies Sir Peter Maxwell Davies (8 September 1934 – 14 March 2016) was an English composer and conductor. In 2004 he was made Master of the Queen's Music.
Peter Copley (composer) Peter Copley (b. Hove, East Sussex, 14 March 1962) is a British composer, cellist and pianist.