Question: Which is an American band, Nada Surf or Shihad?

full_context: Document 1: FVEY (album): FVEY (pronounced Five Eyes) is the ninth studio album by New Zealand alternative rock band Shihad, released on 8 August 2014. The album debuted at number one on the New Zealand albums chart, making it Shihad's fifth New Zealand number one album. The chart position also makes Shihad the only New Zealand band to have five number one albums, tying them with solo artist Hayley Westenra who also has five number one albums.
Document 2: Nick Cave and the Bad Seeds: Nick Cave and the Bad Seeds are an Australian rock band formed in Melbourne in 1983 by vocalist Nick Cave, multi-instrumentalist Mick Harvey and guitarist Blixa Bargeld. The band has featured international personnel throughout its career and presently consists of Cave, violinist and multi-instrumentalist Warren Ellis, bassist Martyn P. Casey and keyboardist Conway Savage (all four from Australia), guitarist George Vjestica (United Kingdom), keyboard/percussionist Toby Dammit (United States) and drummers Thomas Wydler (Switzerland) and Jim Sclavunos (United States). The band has released fifteen studio albums and completed numerous international tours, and has been considered "one of the most original and celebrated bands of the post-punk and alternative rock eras in the '80s and onward".
Document 3: Shinedown: Shinedown is an American rock band from Jacksonville, Florida. Formed by Brent Smith in 2001 after the dissolution of his prior band, Smith, still under contract with record label Atlantic Records, recruited the band's original lineup of Jasin Todd as guitarist, Brad Stewart on bass, and Barry Kerch on drums. Consistent for the first two album cycles, a few lineup changes followed in the late 2000s, eventually stabilizing with Smith and Kerch, as remaining members alongside newcomers Zach Myers on guitar, and Eric Bass on bass. The group has released five studio albums: "Leave a Whisper" (2003), "Us and Them" (2005), "The Sound of Madness" (2008), "Amaryllis" (2012), and "Threat to Survival" (2015). Shinedown has sold more than ten million records worldwide, and has had 11 number one singles on the "Billboard" Mainstream Rock charts, the third most of all-time, behind Van Halen and Three Days Grace.
Document 4: Nada Surf: Nada Surf is an American alternative rock band which currently consists of Matthew Caws (guitar, vocals), Ira Elliot (drums), Doug Gillard (guitar) and Daniel Lorca (bass, backing vocals). Based in New York City and formed in the 1990s, Nada Surf continues to tour. Their eighth album, "You Know Who You Are", was a featured release on NPR in February 2016.
Document 5: Radiohead: Radiohead are an English rock band from Abingdon, Oxfordshire, formed in 1985. The band consists of Thom Yorke (lead vocals, guitar, piano, keyboards), Jonny Greenwood (lead guitar, keyboards, other instruments), Ed O'Brien (guitar, backing vocals), Colin Greenwood (bass), and Phil Selway (drums, percussion, backing vocals). They have worked with producer Nigel Godrich and cover artist Stanley Donwood since 1994.
Document 6: Linkin Park discography: American rock band Linkin Park has released seven studio albums, five live albums, two compilation albums, two remix albums, three soundtrack albums, 12 video albums, 10 extended plays, 35 singles, 20 promotional singles, and 66 music videos. Linkin Park was formed in Agoura Hills, California in 1996 by Mike Shinoda (vocals and guitars), Brad Delson (guitar), and Rob Bourdon (drums). Joe Hahn (turntables) and Dave Farrell (bass) were later recruited, and in 1999, Chester Bennington (lead vocals) became a member, staying with the band until his death in 2017.
Document 7: The 8G Band: The 8G Band is the house band for "Late Night with Seth Meyers". The band is led by "Saturday Night Live" alumnus Fred Armisen. He assembled the 8G Band, named for the studio where the show is taped, just two weeks before the test show. He texted friends Seth Jabour, Syd Butler and Eli Janney ("What are you guys doing this week?"), then found first drummer Kimberly Thompson through an audition. Guitarist Marnie Stern later joined as well. After Thompson left the band, guest musicians frequently sit in often for an entire week. Some notable names to sit in on the drum kit include: Patrick Carney, Chad Smith, David Lovering, Kenny Aronoff, Jon Theodore, Nicko McBrain, Matt Sorum, Brad Wilk, Darren King, Danny Carey, Abe Cunningham, Dave Lombardo, Brann Dailor, Jimmy Chamberlin, Matt Cameron, and Abe Laboriel Jr. as well as other guest musicians. Additionally singer, guitarist: J Mascis, Bob Mould and others have also sat in with the band.
Document 8: Shihad: Shihad are a rock band from New Zealand, formed in 1988. The band consists of Jon Toogood (lead vocals, rhythm guitar), Phil Knight (lead guitar, synthesiser, backing vocals), Karl Kippenberger (bass guitar, backing vocals), and Tom Larkin (drums, backing vocals, samplers). During their recording career, Shihad have produced five number-one studio albums, holding the title for most number one records for any New Zealand artist, alongside Hayley Westenra, and three top-ten singles in New Zealand.
Document 9: Matthew Caws: Matthew Rorison Caws (born August 5, 1967 in New York City) is an American singer, songwriter and guitarist. He is best known as the lead vocalist and guitarist of the alternative rock band Nada Surf. Caws is also a member of the indie rock duo Minor Alps, alongside Juliana Hatfield.
Document 10: Nada Surf discography: The discography of Nada Surf, a New York-based alternative rock group, consists of seven studio albums, thirteen singles and one extended play (EP). Nada Surf was formed in 1992 and consists of Matthew Caws (guitar, vocals), Daniel Lorca (bass, backup vocals), Ira Elliot (drums, backup vocals), and Doug Gillard (lead guitar).
Document 11: The Stars Are Indifferent to Astronomy: The Stars Are Indifferent To Astronomy is the sixth album by alternative rock band Nada Surf. It was released on Barsuk in 2012. This is their first album of original material since 2008's "Lucky".
Document 12: List of songs recorded by Brand New: The American rock band Brand New has recorded songs for five studio albums, as well as numerous extended plays and demos. This list comprises the band's song catalog, as well as live renditions, early demo tracks, recorded appearances on other albums, and unreleased tracks that have been discussed by the band. Brand New formed in Long Island, a suburb of New York City in 2000. The group consists of vocalist and guitarist Jesse Lacey, guitarist Vincent Accardi, drummer Brian Lane, and bassist Garrett Tierney. Previous member Derrick Sherman also contributed guitar to a number of the bands releases, whilst producer Mike Sapone has worked with the band throughout their career, and is considered by the band to be a fifth or sixth member.
Document 13: One Ok Rock discography: Japanese rock band One Ok Rock has released eight studio albums, two EPs, 22 singles, seven video albums, six cover versions, and 32 music videos. One Ok Rock was formed in Tokyo, Japan in 2005, currently consists of Takahiro Moriuchi (vocals), Toru Yamashita (guitar/leader), Ryota Kohama (bass), and Tomoya Kanki (drums).
Document 14: List of Taking Back Sunday band members: Taking Back Sunday is an American rock band from Long Island, New York, formed in 1999 and featuring the current line-up of Adam Lazzara (lead vocals), John Nolan (lead guitar, keyboards, vocals), Eddie Reyes (rhythm guitar), Shaun Cooper (bass guitar), and Mark O'Connell (drums, percussion), accompanied on tour by Nathan Cogan (guitars, keyboards). The group was originally formed by Antonio Longo, John Nolan, Eddie Reyes, Jesse Lacey, and Steven DeJoseph. The band has gone through multiple line-up changes in their career spanning seven studio albums. There have been eleven official members of Taking Back Sunday, four touring members, and twenty-three session members.
Document 15: You Know Who You Are (Nada Surf album): You Know Who You Are is the seventh album by alternative rock band Nada Surf. It was released on the Barsuk label in 2016.
ground_truth: Nada Surf