Question: Are both The New Pornographers and Kings of Leon American rock bands?

full_context: Document 1: Neko Case: Neko Richelle Case ( ; born September 8, 1970) is an American singer-songwriter, best known for her solo career and her contributions as a member of the Canadian indie rock group The New Pornographers.
Document 2: Kings of Leon: Kings of Leon is an American rock band that formed in Nashville, Tennessee, in 1999. The band is composed of brothers Caleb Followill (b. January 14, 1982, lead vocals, rhythm guitar), Nathan Followill (b. June 26, 1979, drums, percussion, backing vocals) and Jared Followill (b. November 20, 1986, bass guitar, backing vocals), with their cousin Matthew Followill (b. September 10, 1984, lead guitar, backing vocals).
Document 3: Youth &amp; Young Manhood: Youth & Young Manhood is the debut album from American rock band Kings of Leon, released on July 7, 2003, in the United Kingdom and on August 19, 2003, in the United States. The title was taken from a drawing of the family tree of Moses, found on the inside of one of their Pentecostal preaching father's Bibles. Each branch contained a line that the band was quoted as saying could easily have passed for an album title. "Youth and Young Manhood", however, seemed fitting and was quickly agreed upon by all members.
Document 4: Cage the Elephant: Cage the Elephant is an American rock band from Bowling Green, Kentucky, that formed in 2006 and relocated to London, England in 2008 before their first album was released. The band currently consists of lead vocalist Matt Shultz, rhythm guitarist Brad Shultz, lead guitarist Nick Bockrath, guitarist and keyboardist Matthan Minster, bassist Daniel Tichenor, and drummer Jared Champion. Lincoln Parish served as the band's lead guitarist from their formation in 2006 until December 2013, when he left on good terms to pursue a career in producing. The band's first album, "Cage the Elephant", was released in 2008 to much success, spawning several successful radio singles and gained the band a large following in both the United States and the United Kingdom.
Document 5: Whiteout Conditions: Whiteout Conditions is the seventh studio album by Canadian indie rock band The New Pornographers. It was released on April 7, 2017, and is the first album not to feature either longtime drummer Kurt Dahle or singer-songwriter Dan Bejar.
Document 6: The New Pornographers: The New Pornographers is a Canadian indie rock band formed in 1997 in Vancouver, British Columbia. Presented as a musical collective of singer-songwriters and musicians from multiple projects, the band has released seven studio albums to critical acclaim for their use of multiple vocalists and elements of power pop incorporated into their music.
Document 7: Red (band): Red (also stylized R3D or RED) is an American rock band from Nashville, Tennessee, formed in 2002 by brothers guitarist Anthony Armstrong and bassist Randy Armstrong, with lead vocalist Michael Barnes. The band's first lineup also consisted of gutiarist Andrew Hendrix and drummer Jasen Rauch. Since 2014, the band's line-up has consisted of the core trio of the Armstrongs and Barnes with touring drummer Dan Johnson.
Document 8: Kathryn Calder: Kathryn Jane Calder (born June 17, 1982) is a Canadian indie rock musician, who performs as a solo artist, and is a member of the band The New Pornographers. She is a former member of Immaculate Machine. Calder started with The New Pornographers by filling in for Neko Case for live performances and was made a permanent member in 2006.
Document 9: The National (band): The National is an American indie rock band from Cincinnati, Ohio, formed in 1999. The band consists of Matt Berninger (vocals), Aaron Dessner (guitar, keyboards), Bryce Dessner (guitar), Scott Devendorf (bass) and Bryan Devendorf (drums).
Document 10: A. C. Newman: Allan Carl Newman (born April 14, 1968) is a Canadian musician and singer–songwriter. He was a member of the indie rock bands Superconductor and Zumpano in the 1990s. Following the breakup of those bands, he reemerged as the leader of the New Pornographers in 2000, a band who have enjoyed commercial and critical success.
Document 11: Broken Social Scene: Broken Social Scene is a Canadian indie rock band, a musical collective including as few as six and as many as nineteen members, formed by Kevin Drew and Brendan Canning. Most of its members play in various other groups and solo projects, mainly in the city of Toronto. These associated acts include Metric, Feist, Stars, Apostle of Hustle, Do Make Say Think, KC Accidental, Emily Haines & The Soft Skeleton, Amy Millan, and Jason Collett.
Document 12: Mass Romantic: Mass Romantic is the debut album by Canadian indie rock supergroup The New Pornographers. Produced by David Carswell and band bassist John Collins, it was released on Mint Records on November 28, 2000. The album was three years in the making, with musicians A.C. Newman and Dan Bejar writing songs as early as 1998. With encouragement from peers, they recorded an album with other Canadian musicians from groups including The Evaporators, Zumpano, and Destroyer.
Document 13: Paramore: Paramore is an American rock band from Franklin, Tennessee, formed in 2004. The band currently consists of lead vocalist Hayley Williams, guitarist Taylor York and drummer Zac Farro.
Document 14: Dan Bejar: Daniel Bejar ( ; born October 4, 1972) is an independent singer-songwriter from Vancouver, British Columbia, Canada. Bejar has gained widespread popularity through his musical collaborations with Vancouver indie-rock band The New Pornographers, but has released far more material as the frontman of his band Destroyer. He is renowned for his poetic and often cryptic lyrics as well as his unorthodox vocals. In 2006, he joined with Carey Mercer of Frog Eyes and Spencer Krug of Sunset Rubdown and Wolf Parade as part of another indie supergroup, Swan Lake. He has also collaborated with his girlfriend Sydney Hermant as the duo Hello, Blue Roses, whose debut album was released in 2008.
Document 15: Nathan Leone: Nathan Daniel Leone ( ) is a songwriter and the lead singer of rock band Madina Lake. He was born on May 31, 1975. Nathan is three minutes younger than his identical twin Matthew Leone, who plays bass in Madina Lake.
ground_truth: no