Question: Which Swiss vocalist born in 1975 founded the Swiss folk metal band which released 7 studio albums?

Context paragraphs:
Chrigel Glanzmann: Christian "Chrigel" Glanzmann (born January 1, 1975) is the male lead vocalist in the folk metal band Eluveitie.  He also plays mandola, whistles, and bagpipes in Branâ Keternâ.  He was born in Basel, Switzerland, as Christian Oliver Ivan Glanzmann.

Origins (Eluveitie album): Origins is the sixth full-length album by Swiss folk metal band Eluveitie.  The album was released on 1 August 2014 through Nuclear Blast Records.  It was the last album to include Anna Murphy, Ivo Henzi and Merlin Sutter as band members.

Hatebreed: Hatebreed is an American band from Connecticut, formed in 1994.  They have released 7 studio albums to date, most recently "The Concrete Confessional" on May 13, 2016.  Their musical style blends influences from hardcore punk and heavy metal; a prominent band within the hardcore scene, they have also been considered part of the metal scene.

Ill Niño: Ill Niño is an American nu metal band formed in New Jersey in 1998.  The group currently consists of lead vocalist Cristian Machado, drummer Dave Chavarri, bassist Lazaro "Laz" Pina, lead guitarist Ahrue Luster, guitarist Diego Verduzco, and percussionist Oscar Santiago.  They are currently signed to Victory Records globally and AFM Records exclusively in UK & Europe.  Ill Niño has always branded their original style as "Latin metal".  They have released 7 studio albums, 2 EPs, and 1 greatest hits album, selling over 1.3 million albums worldwide.

Eluveitie discography: Eluveitie ( ) is a Swiss folk metal band from Winterthur, Zurich founded by Chrigel Glanzmann.  The band have released 7 studio albums, 1 live album, 2 compilation albums, 6 music videos, 4 singles and 1 demo.

Underoath discography: The following is a comprehensive discography of Underoath, an American Christian metalcore band.  They have released 7 studio albums, 2 compilations, 2 live albums, 1 video album, 13 singles, and 15 music videos.  They were founded in 1999 and disbanded in early 2013 following their anthology compilation.  2 of their albums have received Us Gold certifications and Define the Great Line debuted a number 2 on the "Billboard" 200.

Helvetios: Helvetios is the fifth full-length album by the Swiss folk metal band Eluveitie.  The album was released February 10, 2012 through Nuclear Blast Records.  The CD was recorded at New Sound Studio in Pfäffikon, a municipality in the canton of Zurich in Switzerland, with producer Tommy Vetterli.  It was the last album to include violinist Meri Tadić.

Apocalyptica discography: The following is a comprehensive discography of Apocalyptica, a Finnish cello metal group.  As a band, they have released 7 studio albums, that have charted in their native Finland, Austria, France, and in the United States.  In addition to their seven studio albums, also released are two compilation albums, one soundtrack, one live album and three DVD albums.

Slania: Slania is the second full-length album by the Swiss folk metal band Eluveitie, and the first one to include Anna Murphy as part of the band.  It was released on February 15, 2008 through Nuclear Blast.

Eluveitie: Eluveitie ( ) is a Swiss folk metal band from Winterthur, Zurich, founded in 2002 by Chrigel Glanzmann.  The project's first EP, "Vên", was released in 2003.  "Vên" was a studio project of Glanzmann's, but its success led to the recruitment of a full band.  The band then released a full-length album, "Spirit", in June 2006.  In November 2007, Eluveitie was signed by Nuclear Blast.  The group rose to fame following the release of their first major-label album, "Slania", in February 2008.  The album peaked at number 35 in the Swiss charts and number 72 in the German charts.

Supporting paragraphs: Eluveitie discography Chrigel Glanzmann
Answer: Christian "Chrigel" Glanzmann