Question: "One Perfect Day" is a song written by Phillip Buckle, Paul van Dyk and an Australian opera singer and what?

full_context: Document 1: A Perfect Day Elise: "A Perfect Day Elise" is a song by English alternative rock musician PJ Harvey. Written solely by Harvey, the song was released as the lead single from her fourth studio album, "Is This Desire?" (1998), on 14 September 1998 through Island Records. The song became Harvey's highest charting single in the United Kingdom, peaking at number 25. An accompanying music video for the song, directed by Harvey's frequent collaborator Maria Mochnacz, was released in 1998.
Document 2: Rolf Harris: Rolf Harris (born 30 March 1930) is an Australian entertainer whose career has encompassed work as a musician, singer-songwriter, composer, comedian, actor, painter and television personality.
Document 3: Lee Hoiby: Lee Henry Hoiby (February 17, 1926 – March 28, 2011) was an American composer and classical pianist. Best known as a composer of operas and songs, he was a disciple of composer Gian Carlo Menotti. Like Menotti, his works championed lyricism at a time when such compositions were deemed old fashioned. His most well known work is his setting of Tennessee Williams's "Summer and Smoke", which premiered at the St Paul Opera in 1971.
Document 4: One Day (2AM and 2PM song): "One Day" is a song by the South Korean boy groups 2AM and 2PM, Oneday. It was released in July 4, 2012 as 2AM's third Japanese single and 2PM's fifth Japanese single. The song is the main theme song for the documentary movie "Beyond the Oneday ~Story of 2PM & 2AM~", which broadcast in Japan started on June 30.
Document 5: Perfect (Hedley song): "Perfect" is a song by recorded by Canadian pop rock band Hedley for their third studio album, "The Show Must Go" (2009). Lead singer Jacob Hoggard co-wrote the song with David Bendeth and Dave Genn, while Bendeth co-produced the track with Brian Howes. It was first released in February 2010 through Universal Music Canada as the record's third single. "Perfect" was released in the United States through Island Records on August 10, 2010 as the group's first official single in that country.
Document 6: David Hobson (tenor): David Hobson (born 18 November 1960) is an Australian opera singer and composer.
Document 7: Anthony Warlow: Anthony Thorne Warlow {'1': ", '2': ", '3': ", '4': "} (born 18 November 1961 in Wollongong, New South Wales, Australia) is an Australian opera and musical theatre performer, noted for his character acting and considerable vocal range. He is a classically trained lyric baritone.
Document 8: Peter Auty: Peter Robert Auty (born 4 November 1969) is an English operatic tenor who has worked with most of the major opera companies in Britain and a number of companies in continental Europe.
Document 9: One Perfect Day (Lydia Denker song): "One Perfect Day" is a song written by Phillip Buckle, David Hobson, and Paul van Dyk and recorded by Australian singer Lydia Denker as the theme to the 2004 film "One Perfect Day" (2004). Produced by Sam Melamed, the song is a pop rock love song. It was released as a CD single and maxi single on 16 February 2004 (see 2004 in music) and was the only song released from the soundtrack.
Document 10: James Olds (bass-baritone): James Andrew Olds (born 20 February 1986) is an Australian bass-baritone. He has performed with Opera Australia, Diva Opera, Musica Viva, London Contemporary Opera and was a Young Artist with Pacific Opera. Olds had over 100 performances with the Opera Australia chorus before relocating to London in 2012 to accept a scholarship for the Artist Masters Programme at the Guildhall School of Music and Drama. In 2013, Olds performed at Wigmore Hall as a finalist in the Australian Music Foundation Award and performed the role of Betto in Puccini's "Gianni Schicchi" for St. Paul's Summertime Opera. For the Guildhall School of Music and Drama's Opera Scenes showcases, Olds has performed the roles of Rocco ("Fidelio", Beethoven), Dr Dulcamara ("L'elisir d'amore", Donizetti) and Leporello ("Don Giovanni", Mozart). Also in 2013, he traveled the United Kingdom and France with Diva Opera performing the role of Un Ufficiale in Rossini's "The Barber of Seville". Olds was the winner of the 34th National Liederfest in Melbourne and recently worked with Elly Ameling, Helmut Deutsch and Julius Drake at the Franz-Schubert-Institut in Baden bei Wien, Austria. In 2015, Olds performed the role of Count Almaviva in "The Marriage of Figaro" for Rockdale Opera Company. In 2016, Olds will be performing the role of Officer in "The Barber of Seville" for Opera Australia.
Document 11: Perfect Day (Cascada album): Perfect Day is the second studio album released by German Eurodance group Cascada. The entire album was produced by the group's two DJs, Yanou and DJ Manian. Like its predecessor, the album is comprised heavily of uptempo Eurodance tracks, many of which are cover songs. This album, however, features covers of songs from the early 2000s of the rock and country genres, with the exception of Because the Night (originally released by Patti Smith) which was released in 1978. Two edited tracks, "Endless Summer" and "I Will Believe It" that were previously recorded under the "Siria" name are also featured. Musically, the album is composed of Eurodance tracks with euphoric trance-style synths, drum programmings with a tempo over 140 beats per minute, and Europop lyrics. Lyrically, the albums is composed of love, partying and romance.
Document 12: Lewis Hobba: Lewis Hamilton Hobba is an Australian radio presenter, television presenter and comedian. He co-hosts the afternoon drive time programme, "Drive with Veronica & Lewis", with Veronica Milsom on youth radio station, Triple J.
Document 13: Perfect Day (EMF song): "Perfect Day" is a single by British band EMF. It was the first single from their album "Cha Cha Cha". The single was released in February 1995 and reaching number 27 on the UK Singles Chart.
Document 14: One Perfect Day (2013 film): One Perfect Day (; lit. Rock, Paper, Scissors of Love) is a 2013 South Korean short film directed by Kim Jee-woon, his first in the romantic comedy genre.
Document 15: Making Today a Perfect Day: "Making Today a Perfect Day" is a song from the 2015 Walt Disney Animation Studios computer-animated short film "Frozen Fever", with music and lyrics by Kristen Anderson-Lopez and Robert Lopez and performed throughout most of the short. It was released as a single in the United States on March 12, 2015.
ground_truth: composer