Question: Shihad and Violent Soho, have which genre in common?

Context paragraphs:
We Don't Belong Here: We Don't Belong Here is Violent Soho's first studio album, released on 7 June 2008 on the Magic Dirt imprint, Emergency Music.  Many of the tracks on the album were remastered and re-written for Violent Soho's self-titled album, which is considered by many to be the band's first proper album.

My Pal/Task Force: My Pal/Task Force is Violent Soho's second EP, released in 2009 on the Ecstatic Peace!  label.  The first track is a cover of Melbourne-based band God's 1988 single My Pal.  Darren Levin of Mess+Noise says that "the band stay remarkably true to the song’s acne-riddled genesis/genius."  The second track is Violent Soho's cover of the 1978 song, Task Force, from Brisbane's Razar, which Levin described as "irreverent and off-the-cuff... like Rancid covering the Ramones."

UNIFIED Music Group: UNIFIED Music Group is an Australian based music company that provides a varied range of services to the music industry.  Founded by Jaddan Comerford in 2011, the company now has offices in Melbourne, Sydney, London and Los Angeles.  UNIFIED Music Group runs a number of prominent music businesses and events, including UNFD, merchandise store 24Hundred, and music festivals UNIFY - A Heavy Music Festival and The Hills Are Alive.  The artist management division also includes a high-profile roster of artists including Vance Joy, Amy Shark, Violent Soho, The Amity Affliction and more.

Luca Brasi (band): Luca Brasi are an Australian punk band from Tasmania consisting of Tyler Richardson, Patrick Marshall, Thomas Busby, and Danny Flood.  The group have released three albums: "Extended Family" in 2011; "By A Thread" in 2014; and "If This Is All We're Going to Be", which reached the top 20 on the ARIA Albums Chart and topped the AIR Chart in 2016.  The track "Anything Near Conviction" from the latter was featured on the Triple J Hottest 100, 2016, reaching #90.  Luca Brasi are signed to Poison City Records, and have toured alongside the likes of Violent Soho, Pup, The Smith Street Band, and Moose Blood.  They performed at St Jerome's Laneway Festival in 2017.

Waco (Violent Soho album): WACO is the fourth studio album by Australian alternative rock band Violent Soho.  It was released on I Oh You Records in March 2016.

Pigs &amp; T.V.: Pigs & T.V. is Violent Soho's first EP, released in 2006.  Blunt Magazine gave it 8/10, saying "Sounding like The Vines fed on raw meat and produced on a fraction of the budget, Violent Soho are a boisterous pop rock combo from Brissyland reviving the spirit of the grunge era."

Violent Soho (album): Violent Soho is the second official studio album of Violent Soho, released on 9 March 2010 on the Ecstatic Peace label.  The album contains much of the material off of their first album, "We Don't Belong Here", though it has been re-recorded with changes made to some of the songs.  Although the album is not technically their first record, it is commonly referred to as their "debut album".

Speak n Spell Music: Speak n Spell Music (or Speak n Spell Music Publishing Pty Ltd) was an Australia and New Zealand based Record Label, Artist Management, International Touring Company and music licensing company.  The record label was based in Collingwood, it was founded by Jonathan Wilson, David Shrimpton and David Benge.  It released over 120 titles that were distributed via by Inertia and Universal.  Some artists released on Speak n Spell included Editors, Midlake, School of Seven Bells, Warpaint and Dappled Cities.  The management company looked after four acts signed to both independent and major labels locally and internationally in the UK, Europe and the USA.  The Management roster included Cut Off Your Hands (NZ), Violent Soho, Jack Ladder (AMP Winner 2008), Kid Sam (2009 J Award nominee), Ghoul and producer Scott Horscroft.  Speak and Spell Music was conceived and established in 2004 and closed in April 2011.

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.

Violent Soho: Violent Soho are an Australian alternative rock band that was formed in 2004 in the Brisbane suburb of Mansfield, Queensland.  The band consists of Luke Boerdam (vocals, guitar), James Tidswell (guitar), Luke Henery (bass) and Michael Richards (drums).  Their sound has been compared to that of 1980s and 1990s alternative rock bands such as the Pixies, Mudhoney and Nirvana.  The band's third studio album, "Hungry Ghost", was certified Gold in Australia in September 2014.  Their fourth album, "WACO", debuted at number 1 on the Australian iTunes and ARIA charts in 2016.

Supporting paragraphs: Shihad Violent Soho
Answer: rock