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 Moore (trombonist) Peter Moore (born 1 January 1996) is a trombonist from Stalybridge, Greater Manchester, who was the winner of BBC Young Musician of the Year in May 2008, when he was only twelve years old. On 29 May 2014, it was announced that the London Symphony Orchestra had appointed Moore its co-principal trombonist.