Question: EntropiK is a duo influenced by an English rock band consisting of Guy Garvey, Craig Potter, Mark Potter and Pete Turner who have played together since when?

Context paragraphs:
Maybe I Should: "Maybe I Should" is the first single I Am Kloot released after parting ways with their former record label Echo.  The songs were recorded during the autumn of 2005.  The single was released on 21 November 2005 by Skinny Dog label, co-founded by I Am Kloot's bass player, Peter Jobson, and Elbow's lead vocalist, Guy Garvey.  The music was produced by Guy Garvey and Craig Potter.

Little Fictions: Little Fictions is the seventh studio album by English rock band Elbow, released on 3 February 2017 on Polydor Records and Concord Records.  Produced by pianist and keyboardist Craig Potter, the album is the band's first without founding drummer Richard Jupp, who had departed from the band the previous year.

Live at Nearfest: Live at NEARFest is a live album by Strawbs.  It was recorded at NEARFest in Bethlehem, Pennsylvania on July 11 2004 and featured the line-up which played together on the albums "Hero and Heroine" and "Ghosts".  This line-up had not played together since 1975.

Let It All In: Let It All In is the sixth studio album by English rock band I Am Kloot.  Like the previous one, this record was produced by Guy Garvey and Craig Potter of the band Elbow.  It was released on 21 January 2013.  On 27 January, the album debuted at #10 in the UK Albums Chart and at #1 in the Official Record Store Chart.

Sky at Night (album): Sky at Night is the fifth studio album by English rock band I Am Kloot.  The album was produced by Guy Garvey and Craig Potter of the band Elbow and was released on 5 July 2010.  Since 2 July 2010, the whole album has been streamed for free on the guardian.co.uk website.

EntropiK: Entropik are a multi-genre duo from Leeds, UK whose cinematic music is distinguished by their use of cello and their fusion of Classical, Electronica and World elements.  Their influences are diverse and include Peter Gabriel, Robert Fripp, Elbow, Brian Eno, Dead Can Dance, Tangerine Dream, The Insects, Lisa Gerrard, Howard Shore and Hans Zimmer.  Formed in 2007, the duo consists of Daniel Cullen (producer, guitar and bass) and Deryn Cullen (cello and keyboards)

Elbow (band): Elbow are an English rock band consisting of Guy Garvey (vocals, guitar), Craig Potter (keyboard, piano, backing vocals), Mark Potter (guitar, backing vocals) and Pete Turner (bass guitar, backing vocals).  They have played together since 1990, adopting the Elbow band name in 1997.

Natural History (I Am Kloot album): Natural History is the debut album by English rock band I Am Kloot, released to much eagerness from the British music press in 2001.  The album was produced by Guy Garvey, lead singer for the Manchester-based band Elbow.

Sue (Or in a Season of Crime): "Sue (Or in a Season of Crime)" is a song by English rock musician David Bowie.  It was released as the lead single from his compilation album "Nothing Has Changed" (2014).  The track was premiered on 12 October 2014, by BBC Radio 6 Music presenter Guy Garvey and features the Maria Schneider Orchestra.  Re-recorded versions of both the song and its B-side, "'Tis a Pity She Was a Whore", appear on Bowie's twenty-fifth studio album, "Blackstar".

Dead in the Boot: Dead in the Boot is a B-sides compilation album by English rock band Elbow, released in the UK on 27 August 2012.  The title is a reference to the band's debut album "Asleep in the Back" and was suggested by singer Guy Garvey's sister Beckie.

Supporting paragraphs: EntropiK Elbow (band)
Answer: 1990