Title: Phantom of the Opera (1943 film)
Content:  The score was written by Edward Ward. For the opera sequences, Ward adapted music from Tchaikovsky's Symphony No. 4 as well as using themes by Chopin. He also composed an original theme, Lullaby of the Bells, which was heard in the film as the Phantom's piano concerto.
Title: Phantom of the Opera (1976 musical)
Content:  Phantom of the Opera is a 1976 musical with book and lyrics by Ken Hill. It is the first musical adaptation of the 1910 novel The Phantom of the Opera by Gaston Leroux, about the hideously disfigured Phantom's amorous obsession with the magnificent, naïve singer, Christine. Hill wrote the original English lyrics to the music of Verdi, Gounod, Offenbach, Mozart, Weber, Donizetti, and Boito.
Title: The Music of the Night
Content:  "The Music of the Night" (also labelled as just "Music of the Night") is a major song from the 1986 musical The Phantom of the Opera. The music was written by Andrew Lloyd Webber with lyrics by Charles Hart and Richard Stilgoe. Initially made famous by Michael Crawford, the actor who originated the role of the Phantom both in the West End and on Broadway, "The Music of the Night" has appeared on many cast recordings of the musical, sold millions of copies worldwide, and has been translated into many languages.
Title: The Phantom of the Opera (song)
Content:  "The Phantom of the Opera" is a song from the 1986 stage musical of the same name. It was composed by Andrew Lloyd Webber, with lyrics written by Charles Hart and Richard Stilgoe, and additional lyrics by Mike Batt. The song was originally recorded by Sarah Brightman and Steve Harley, which became a UK hit single in 1986, prior to the musical. In its theatrical debut, it was sung by Brightman and Michael Crawford in their roles as Christine Daaé and the Phantom.
Title: Phantom (musical)
Content:  Phantom is a musical with music and lyrics by Maury Yeston and a book by Arthur Kopit. Based on Gaston Leroux's 1910 novel The Phantom of the Opera, the musical was first presented in Houston, Texas in 1991. Although it has never appeared on Broadway and has been overshadowed by the success of the 1986 Andrew Lloyd Webber musical, Yeston and Kopit's Phantom has received over 1,000 productions.
Title: The Phantom of the Opera (1986 musical)
Content:  Lloyd Webber first approached Jim Steinman to write the lyrics because of his "dark obsessive side", but he declined in order to fulfill his commitments on a Bonnie Tyler album. Alan Jay Lerner was then recruited, but he became seriously ill after joining the project and was forced to withdraw; none of his contributions (mostly involving the song "Masquerade") are credited in the show. Richard Stilgoe, the lyricist for Starlight Express, wrote most of the original lyrics for the production. Charles Hart, a young and then-relatively unknown lyricist, later rewrote many of the lyrics, along with original lyrics for "Think of Me". Some of Stilgoe's original contributions are still present in the final version, however. Phantom is primarily a sung-through musical, however there are scattered lines of spoken dialogue.
Title: The Phantom of the Opera (1998 film)
Content:  The score was composed by Ennio Morricone and featured the "Air des clochettes" from the opera Lakmé by Léo Delibes and the overture from Charles Gounod's Faust.
Title: Phantom of the Opera (1976 musical)
Content:  Opéra Garnier in the late 19th century. Consequently, he discarded the modern score by Ian Armit and wrote original English lyrics that told Leroux’s tale. By placing them to opera arias by Verdi, Gounod, Offenbach, Mozart, Weber, Donizetti, and Boito, he created a musical that reflected the era in which the original novel was written. This updated version of The Phantom of the Opera was produced in a joint production by the Newcastle Playhouse and the Theatre Royal Stratford East, and premiered at the Newcastle Playhouse on 3 April 1984, before shortly moving to the Theatre Royal Stratford East. In 
Title: Phantom of the Opera (1976 musical)
Content:  26 July 1976, where it proved to be a hit. It was directed by John Blackmore, designed by Clare Lyth, with musical direction by Gary Yershon. It differed from the later version of Ken Hill’s musical, in having a modern musical score by Ian Armit (who also worked with Hill on his production of The Curse of the Werewolf) in addition to excerpts from the opera Faust by Charles Gounod. In 1984, Hill revived his musical version of The Phantom of the Opera. This time though, he wanted to add the kind of music that would have been heard at 
Title: The Phantom of the Opera (1986 musical)
Content: 27-piece (the original score, used currently on Broadway and until 2020 in London) ; 29-piece (the original Broadway score) ; 14-piece (used on tour, most international productions from 2012 onwards, the 2020 UK Tour and in London from 2021) ; 45-piece (used for the 25th Anniversary) 2 Timpani, Suspended cymbals, Crash Cymbals, Snare drum, Triangle, Tambourine, Bass Drum ; Glockenspiel, Xylophone, Vibes, Marimba, Tubular Bells, Bell Tree, Woodblock, Gong, Guiro, Finger Cymbals The original orchestrations were written by David Cullen and Lloyd Webber. There are several orchestrations: The original London score is as the Broadway score but with 1 percussion part and 7 violins. The current Broadway orchestration is licensed by R&H Theatricals for amateur and professional productions. The only difference between the Broadway 29- and 27-piece orchestras is the smaller orchestra's lack of Violins VII & VIII. The Broadway production originally used a 29-piece pit orchestra: Percussion is split between two books – regular percussion and mallets:

Question: who wrote the music phantom of the opera?
Answer: Andrew Lloyd Webber.