Question: Are both Gravity Kills and Deas Vail rock bands?

Context paragraphs:
All the Houses Look the Same: All the Houses Look the Same is the first full-length album by indie rock band Deas Vail.  It was released on March 6, 2007, under Brave New World Records.

Afternoon (EP): Afternoon (styled as (a)fternoon) is the fourth EP by American alternative/indie band Mae.  It was released independently on September 24, 2009, in conjunction with "Mae Presents: Afternoon Tour".  As with their previous releases, it contains songs that will be played in concert in stereoscopic 3D.  As of August, Mae updated their website and said, "joining us [on tour] will be our new friends in Locksley September 24-October 21, Jenny Owen Youngs October 22-November 8, and Deas Vail.  The "Afternoon Tour" will feature all new 3D projection, the official release of the limited edition 'rub and smell' afternoon EP"

Gravity Kills (album): Gravity Kills is the debut studio album by industrial rock band Gravity Kills.  It was released in 1996 on TVT Records.  The album sold just under 500,000 copies.

This Place Is Painted Red: This Place Is Painted Red is the first album released by indie rock band Deas Vail.  The album was self-released in 2005.

Birds and Cages: Birds and Cages is the second full-length album by Deas Vail.  It was released on January 26, 2010 through Mono vs Stereo.  Their previous album, "All the Houses Look the Same", was released on the label Brave New World.  Brave New World underwent some financial complications and had to un-sign Deas Vail.  They were then signed by Mono vs Stereo, and the album was released under the new label.

Gravity Kills: Gravity Kills is an American industrial rock band from St. Louis, Missouri.  Their music was described by one critic as "a blending of eerie industrial rock with a pop-infused melodic chorus and a bit of hard-core head banging."

White Lights: White Lights is the second EP by Deas Vail.  It was released on August 26, 2008 under the Brave New World label and the last record released under the indie label.  After money issues with B.N.W. Deas Vail had to unsign and their second full-length record "Birds and Cages" was released under Mono Vs Stereo.

TVT Records: TVT Records was an American record label founded by Steve Gottlieb.  Over the course of its 25-year history, the label released some 25 Gold, Platinum and Multi-platinum releases.  Its roster included Nine Inch Nails, Ja Rule, Lil Jon, Underworld, KMFDM, Gravity Kills, The KLF, The Baldwin Brothers, Sevendust, Nothingface, the Wellwater Conspiracy, Brian Jonestown Massacre, The Holloways, The Cinematics, Buck-O-Nine, DJ Hurricane, Speech and Pitbull.  Its biggest commercial successes were the triple platinum Nine Inch Nails's "Pretty Hate Machine", two double platinum releases by Lil Jon, and platinum releases by Snoop Dogg and Tha Eastsidaz, Dashboard Confessional, Default and Ying Yang Twins as well as gold releases by Sevendust, Gravity Kills and The Black Crowes and Jimmy Page.  Additionally, TVT also had success overseas, achieving a gold release in Germany and Sweden with The Connells and scored platinum and gold records in Canada with Default.

Deas Vail: Deas Vail ( ) is an alternative rock band whose lyrics are influenced by their members' Christian faith.  The band's name is a combination of Latin and old French, roughly translated as "humble servant of God."  Their eponymous third full-length album earned them slots at Bonnaroo and a headlining performance at CMJ.

Deas Vail (album): Deas Vail is the third studio album by the indie rock band Deas Vail, released on October 11, 2011.  This was the last record in which original drummer Kelsey Harelson recorded with the band.  He played his last show with Deas Vail in Russellville, Arkansas on January 13, 2011.  This was also the first album by Deas Vail that Mark Lee Townsend did not produce, and instead was produced by the band and Relient K guitarist Matt Hoopes.

Supporting paragraphs: Gravity Kills Deas Vail
Answer: yes