Question: Nine Black Alps and Big Data are both bands?

full_context: Document 1: Sirens (Nine Black Alps album): Sirens is the fourth studio album by English alternative rock band Nine Black Alps, released on October 8, 2012 on Brew Records. The album is the first to feature bassist Karl Astbury, following the departure of Martin Cohen in 2011.
Document 2: Paper Crown: Paper Crown is the second solo album by Nine Black Alps front-man Sam Forrest, released December 28, 2009 on Desert Mine Music.
Document 3: Mansun: Mansun were an English alternative rock band formed in Chester in 1995. The band comprised vocalist/rhythm guitarist Paul Draper, bassist Stove King, lead guitarist/backing vocalist Dominic Chad, and drummer Andie Rathbone.
Document 4: Amplifier (band): Amplifier are an English rock band originating from Manchester. The band has released six albums and four EPs since its inception in 1999. Their music has been described as "Soundgarden, Tool, Black Sabbath, Oceansize and Pink Floyd taking copious amounts of mind-altering substances and venturing on a trip through time and space (to another dimension), and back again." Their music is characterised by guitarist Sel Balamir's effect pedals, Matt Brobin's complex drumming, extended heavy sections, atmospheric compositions and philosophical lyrics.
Document 5: Dangerous (Big Data song): "Dangerous" is a song by American electronic music project Big Data, from their debut EP "1.0" (2013) and their debut studio album "2.0" (2015). It features American indie rock band Joywave, with vocals being performed by the band's lead singer Daniel Armbruster.
Document 6: Locked Out from the Inside: Locked out from the Inside is the third studio album by Manchester-based alternative rock band Nine Black Alps, released on October 5, 2009. The album was released digitally with the purchase of tour tickets on August 6, 2009. The album was released on the band's own Lost House Records label.
Document 7: Arctic Monkeys: Arctic Monkeys are an English rock band formed in 2002 in High Green, a suburb of Sheffield. The band consists of Alex Turner (lead vocals, rhythm/lead guitar), Matt Helders (drums, vocals), Jamie Cook (lead/rhythm guitar) and Nick O'Malley (bass, backing vocals). Former band member Andy Nicholson (bass guitar, backing vocals) left the band in 2006 shortly after their debut album was released.
Document 8: Nine Black Alps: Nine Black Alps are an English alternative rock band, formed in 2003 in Manchester. The band consists of vocalist-guitarist Sam Forrest, guitarist David Jones, drummer James Galley and bassist Karl Astbury.
Document 9: W&amp;W: W&W is a Dutch DJ and record producer duo composed of Willem van Hanegem and Wardt van der Harst. They mainly represent the genres of trance and electro house. They celebrated their first big success in the area of trance music with their debut single "Mustang". After producing in the trance genre for five years, W&W founded their own record label, called Mainstage Music, and then started being active in the genres Big room house and Progressive house. This was followed by the release of their commercial breakthrough "Bigfoot" in 2014. Their songs "Waves" and "Arcade", produced with Dimitri Vegas & Like Mike, also reached big success. In 2017, they returned to their original trance style with the NWYR (pronounced "new year") project.
Document 10: 2.0 (Big Data album): 2.0 is the debut studio album by electronic music band Big Data. It was released on March 20, 2015 under Warner Bros. Records. From the album, two singles have been released; titled "Dangerous" featuring indie rock band Joywave and "The Business of Emotion" featuring White Sea.
Document 11: Big Data (band): Big Data is an American electronic music project created by producer, Alan Wilkis. Big Data is best known for its single "Dangerous", featuring Joywave, which reached number one on the "Billboard" Alternative Songs chart in August 2014, and was certified gold by the RIAA in May 2015.
Document 12: Ether (Fischer-Z album): Ether was an experimental music project by John Watts, released under the name Fischer-Z. After releasing two successful solo albums and one album of remixes, since the last Fischer-Z album, "Stream", John Watts had started to take an interest in creating big beat music. After creating a whole big beat style album in 1999 entitled "Bigbeatpoetry", Watts carried on in a similar style for "Ether". He recorded a number of songs, featuring only his guitar and voice, and then put them over cut-up beats as a rhythm track. Watts had also added a filmic touch to the project, he travelled throughout Europe and post-9/11 New York City to find musicians at random and record them using his laptop, in their homes and on the street. Sarah Vermeersch filmed & edited the process into a road movie. "Ether" was further released as a John Watts solo album (see: Ether Music & Film), including the road movie DVD and a CD of tracks from the "Ether" album that appeared in the movie.
Document 13: Big Fish Theory: Big Fish Theory is the second studio album by American rapper Vince Staples. It was released on June 23, 2017, by ARTium Recordings, Blacksmith Records and Def Jam Recordings. Featuring an avant-garde style that leans toward electronic club music genres such as house and Detroit techno, it contains production work from Zack Sekoff, Sophie, Ray Brady, Jimmy Edgar, GTA, Justin Vernon and Flume, among others; as well as vocal contributions from a variety of artists including Kilo Kish, Kendrick Lamar, Juicy J, Ty Dolla Sign, Damon Albarn, Ray J and ASAP Rocky.
Document 14: The Music: The Music were an English alternative rock band, formed in Kippax, Leeds in 1999. Comprising Robert Harvey (vocals, guitar), Adam Nutter (lead guitar), Stuart Coleman (bass) and Phil Jordan (drums), the band came to prominence with the release of their debut album, "The Music", in 2002. The band released two further studio albums, "Welcome to the North" (2004) and "Strength in Numbers" (2008), before parting ways in 2011.
Document 15: Will Dailey: Will Dailey is an independent American recording artist, performer and producer. His sound has been described as having a rich vintage vibe while having a firm appreciation of AM rock, pop and big hooks. He has released albums with Universal, CBS Records, Wheelkick Records and JS Music Group. Dailey has released four full-length albums since 2004. His last full-length album, "National Throat", came out on Wheelkick Records, on August 26, 2014. It directly followed Dailey's choice to split with a major label and use Pledge Music to create his album. Based out of Boston, he is notable as being a 7 time winner in the Boston Music Award: Best Male Singer-Songwriter in 2006, again on December 2, 2009 and December 2, 2012 and Album of the Year and Artist of the Year December 14, 2014 and Male Vocalist in 2015 and 2016. The first single, "Sunken Ship", was a finalist in the 2013 International Songwriting Competition, received heavy radio play and received Song of The Year in the New England Music Awards. The album was released exclusively on vinyl three month prior to official release date. It premiered on Billboards Heat Seekers chart at #18 and won Album of the Year in the New England Music Awards April 19, 2015 as well. In 2009 and 2010, Dailey released "Torrent", which involved the artist digitally releasing a burst of new music approximately every three months, and then compiling that material, along with bonus material, as a physical and digital audio package twice a year. Dailey is also a part of the John Mellencamp and Stephen King musical project Ghost Brothers of Darkland County.
ground_truth: yes