Question: What nationality are singers Florence Welch and Bryan Ferry?

full_context: Document 1: David Bowie: David Robert Jones (8 January 1947 – 10 January 2016), known professionally as David Bowie ( ), was an English singer, songwriter and actor. He was a leading figure in popular music for over five decades, acclaimed by critics and other musicians for his innovative work. His career was marked by reinvention and visual presentation, his music and stagecraft significantly influencing popular music. During his lifetime, his record sales, estimated at 140 million albums worldwide, made him one of the world's best-selling music artists. In the UK, he was awarded nine platinum album certifications, eleven gold and eight silver, releasing eleven number-one albums. In the US, he received five platinum and nine gold certifications. He was inducted into the Rock and Roll Hall of Fame in 1996.
Document 2: Florence and the Machine: Florence and the Machine (stylised as Florence + the Machine) are an English indie rock band that formed in London in 2007, consisting of lead singer Florence Welch, keyboardist Isabella Summers, and a collaboration of other artists. The band's music received praise across the media, especially from the BBC, which played a large part in their rise to prominence by promoting Florence and the Machine as part of "BBC Introducing". At the 2009 Brit Awards they received the Brit Awards "Critics' Choice" award. The band's music is renowned for its dramatic and eccentric production and also Welch's powerful vocal performances.
Document 3: What the Water Gave Me (song): "What the Water Gave Me" is a song by English indie rock band Florence and the Machine from their second studio album "Ceremonials" (2011). The song was written by lead singer Florence Welch and Francis "Eg" White, and produced by Paul Epworth. It was released on 23 August 2011 as the first promotional single from "Ceremonials". After the band performed the song in Berkeley, California on 12 June 2011, the studio version premiered on Florence and the Machine's official website. Welch decided to name the song "What the Water Gave Me" after seeing a Frida Kahlo painting of the same name. During an interview, she confirmed that the song was inspired by English writer Virginia Woolf.
Document 4: Roxy Music: Roxy Music were an English rock band formed in 1971 by Bryan Ferry, who became the band's lead vocalist and chief songwriter, and bassist Graham Simpson. Alongside Ferry, the other longtime members were Phil Manzanera (guitar), Andy Mackay (saxophone and oboe) and Paul Thompson (drums and percussion), and other former members include Brian Eno (synthesizer and "treatments"), Eddie Jobson (synthesiser and violin), and John Gustafson (bass). Although the band took a break from group activities in 1976 and again in 1983, they reunited for a concert tour in 2001, and toured together intermittently between that time and their break-up in 2011. Ferry frequently enlisted members of Roxy Music as session musicians for his solo releases.
Document 5: The Jazz Age (The Bryan Ferry Orchestra album): The Jazz Age, is the fourteenth studio album, is a rerecording of some of Bryan Ferry's compositions, as played in jazz style of the 1920s, by The Bryan Ferry Orchestra. The 13 songs have been chosen from 11 albums, from his very first release "Roxy Music" (1972) to his at that time recent solo record "Olympia" (2010). The album was co-produced by Ferry and Rhett Davies, with arrangements by Colin Good, and released on 26 November 2012 as a 10in vinyl folio edition and on 12in vinyl, CD and digital download, on BMG Rights Management.
Document 6: Ceremonials Tour: The Ceremonials Tour was the second concert tour by English indie rock band Florence and the Machine. The tour included performances at Music festivals because it is lead singer Florence Welch's favourite way to perform live. Welch had originally planned to spend over one year touring for "Ceremonials" (their previous tour lasted almost three and a half years) before announcing that the December 2012 dates would be the final performances of the tour. On 25 February 2013 it was announced that Florence and the Machine would be playing at the Coke Live Music Festival in Poland on 10 August 2013, and on 26 March 2013 it was announced that the band would be playing at Chime for Change's "The Sound of Change Live" concert at London's Twickenham Stadium alongside Beyoncé, Ellie Goulding and Haim, amongst others.
Document 7: Amy Winehouse: Amy Jade Winehouse (14 September 1983 – 23 July 2011) was an English singer and songwriter. She was known for her deep, expressive contralto vocals and her eclectic mix of musical genres, including soul (sometimes labelled as blue-eyed soul and neo soul), rhythm and blues, and jazz. Winehouse's debut album, "Frank" (2003), was a critical success in the UK and was nominated for the Mercury Prize. Her follow-up album, "Back to Black" (2006), led to five 2008 Grammy Awards, tying the then record for the most wins by a female artist in a single night, and made her the first British woman to win five Grammys, including three of the General Field "Big Four" Grammy Awards: Best New Artist, Record of the Year and Song of the Year.
Document 8: Boys and Girls (album): Boys and Girls is the sixth solo studio album by the English singer and songwriter Bryan Ferry, released in June 1985 by E.G. Records. The album was Ferry's first solo album in seven years and the first since he had disbanded his group Roxy Music in 1983. The album was Ferry's first and only number one solo album in the UK. It was certified Platinum by the British Phonographic Industry and contains two UK top 40 hit singles. It is also Ferry's most successful solo album in the US, having been certified Gold for sales in excess of half a million copies there.
Document 9: Shake It Out: "Shake It Out" is a song by English indie rock band Florence and the Machine, released as the first official single from their second studio album, "Ceremonials" (2011). It was written by Florence Welch and Paul Epworth, while production was handled by Epworth. The song was digitally released in Australia on 14 September 2011, and it was available in the United States on 19 October. It had its radio debut on XFM on 14 September 2011 in the United Kingdom. Welch revealed that the song was written within an hour and according to her it talked about shaking the regrets and the things that were haunting her.
Document 10: Oliver Thompson: Oliver Thompson is an English guitarist, songwriter and singer. He has toured with Roxy Music and Bryan Ferry since 2005, playing with guitarists such as Phil Manzanera, Chris Spedding and Johnny Marr. He has played on Bryan Ferry's solo tours, festival dates and recording projects since he began working with Ferry at age 17.
Document 11: The Bryan Ferry Orchestra: The Bryan Ferry Orchestra is a retro-jazz ensemble founded and led by Bryan Ferry. They exclusively play his work in a 1920s jazz style. Ferry formed the orchestra out of a desire to focus on the melodies of his songs, and "see how they would stand up without singing". Their album, "The Jazz Age", was released on 26 November 2012 as a 10in vinyl folio edition and on 12in vinyl, CD and digital download, on BMG Rights Management Ferry neither plays nor sings with the orchestra; BBC reviewer Chris Roberts called it "[a] peculiar concept then, with Ferry now, almost Warhol-like, sagely mute to one side while collaborators silkscreen his own icons. As fascinating as it is perplexing, anything but obvious, and therefore to be applauded."
Document 12: Lungs (album): Lungs is the debut studio album by English indie rock band Florence and the Machine, released on 3 July 2009 on Island Records. Frontwoman Florence Welch experimented with and honed the album's sound with bandmate Isabella Summers, while also collaborating with five record producers including James Ford, Paul Epworth, Steve Mackey. The music on "Lungs" established Florence and the Machine as an internationally successful rock act, and also featured the group's successful mix of string arrangements centered around Welch's vocal prowess.
Document 13: Florence Welch: Florence Leontine Mary Welch (born 28 August 1986) is an English musician, singer and songwriter, best known as the vocalist of indie rock band Florence and the Machine.
Document 14: Bryan Ferry: Bryan Ferry CBE (born 26 September 1945) is an English singer and songwriter. His voice has been described as an "elegant, seductive croon". He also established a distinctive image and sartorial style; according to "The Independent", Ferry and his contemporary David Bowie influenced a generation with both their music and their appearance.
Document 15: Freddie Mercury: Farrokh "Freddie" Mercury (born Bulsara; 5 September 1946 – 24 November 1991) was a British singer, songwriter and record producer, known as the lead vocalist of the rock band Queen. He was known for his flamboyant stage persona and four-octave vocal range. Mercury wrote numerous hits for Queen, including "Bohemian Rhapsody", "Killer Queen", "Somebody to Love", "Don't Stop Me Now", "Crazy Little Thing Called Love", and "We Are the Champions". He led a solo career while performing with Queen, and occasionally served as a producer and guest musician for other artists.
ground_truth: English