Question: In what city did the band that included Romy and Oliver Sim, and Jamie xx record their first album?

Context paragraphs:
In Colour (Jamie xx album): In Colour is the debut studio album by English producer Jamie xx, released on 29 May 2015 by Young Turks.  The album was composed during a five-year period while a member of the indie pop band The xx, starting with his production on "xx" in 2009.  After starting his solo career with the remix album "We're New Here" (2011) and singles like "All Under One Roof Raving" (2014), he was intent on making the album something of a departure from his previous work and genre.  The album features guest vocals from fellow The xx members Romy and Oliver Sim, as well as from Young Thug and Popcaan.  The album produced five singles: "Girl" and "Sleep Sound" as a double-single on 5 May 2014, "Loud Places" on 27 March 2015, "Gosh" on 4 May and "I Know There's Gonna Be (Good Times)" on 22 May.

Coexist (album): Coexist is the 2012 second studio album by English indie pop band the xx.  After a break from touring for their 2009 self-titled first album, the band members began to write songs individually before they recorded "Coexist" from November 2011 to May 2012.  For the album, the xx drew on personal experiences for their songwriting, while their music was influenced by the electronic dance scene that occurred when they had been away on tour.  The album was produced by the band's Jamie xx, who had pursued electronic dance on other projects and developed as a DJ prior to the album.

Xx (album): xx is the 2009 debut album by English indie pop band the xx.  After they signed a contract with XL Recordings, the band recorded the album from December 2008 to February 2009 at the label's in-house studio in London.  Audio engineer Rodaidh McDonald worked with the xx during the recording sessions and strived to reproduce the intimate, unembellished quality of their demos.  The band's Jamie xx produced "xx" on his laptop and created electronic beats for the songs, which he then mixed in a detailed process with McDonald.

Chained (The xx song): "Chained" is a song by English indie pop group The xx, released on 7 August 2012 by Young Turks.  It was the second single from their 2012 album "Coexist".  The song was produced by percussionist Jamie xx and written by guitarist Romy Madley Croft and bassist Oliver Sim.

The xx: The xx are an English indie pop band formed in 2005 in Wandsworth, London, and currently consists of Oliver Sim (bass, vocals), Romy Madley Croft (guitar, vocals) and Jamie xx (beats, MPC, record production).  They are best known for their distinct and unique minimalistic sound that blends the likes of indie pop, indie electronic, dream pop and electronic rock and the dual vocalist setup of both Croft and Sim.

We're New Here: We're New Here is a remix album by American recording artist Gil Scott-Heron and English music producer Jamie xx, released on February 21, 2011, by Young Turks and XL Recordings.  A longtime fan of Scott-Heron, Jamie xx was approached by XL label head Richard Russell to remix Scott-Heron's 2010 studio album "I'm New Here".  He worked on the album while touring with his band The xx in 2010 and occasionally communicated with Scott-Heron through letters for his approval to rework certain material.

Angels (The xx song): "Angels" is a song by English indie pop group The xx, released as a digital download on 17 July 2012 by Young Turks.  It was the lead single for their 2012 album "Coexist".  The song was written by guitarist Romy Madley Croft, bassist Oliver Sim, and percussionist Jamie xx, who also produced it.

Drunk on Love (Rihanna song): "Drunk on Love" is a song by Barbadian recording artist Rihanna, from her sixth studio album "Talk That Talk" (2011).  The song was written by Ester Dean, Traci Hale, Mikkel S. Eriksen and Tor Erik Hermansen of StarGate and Baria Qureshi, Romy Croft, Oliver Sim and Jamie Smith of The xx, with production helmed by StarGate.  A power ballad, "Drunk on Love" samples the melody of The xx's song "Intro", which was included on their debut album "xx".  Instrumentation consists of "a storm of drums" and "clattering synths."  The song garnered mixed reviews from music critics, as they were divided on the song's composition as well as Rihanna's vocal performance.  Upon the release of "Talk That Talk", the song charted at number 55 on the South Korea Gaon International Chart and number 153 on the UK Singles Chart.

Islands (The xx song): "Islands" is a song recorded by English indie pop band The xx for their self-titled debut studio album.  Written by band-members Jamie Smith, Oliver Sim, Romy Madley Croft and then-member Baria Qureshi, "Islands" is a dark and simple indie pop track.  It also contains influences from house music and features instrumentation from guitars and synthesizers.  Croft and Sim, who provided vocals in the track, sing about themes related to loyalty and love.  "Islands" was released on 26 October 2009 as the third single from the album by Young Turks in 7-inch single and digital download formats.  In March 2010, the song was re-released as a 12-inch single.

Jamie xx: James Thomas Smith (born 28 October 1988), better known by his stage name Jamie xx, is an English musician, DJ, record producer and remixer.  He is known for both his solo work and as a member of the English indie pop band The xx.  He has been recognised with a 2016 nomination for the Grammy Award for Best Dance/Electronic Album on his debut album "In Colour".

Supporting paragraphs: In Colour (Jamie xx album) Xx (album)
Answer: London