Question: Which guitarist played for both The Dandy Warhols and Pete International Airport?
Context: Mark Ty-Wharton (born Mark Tinley; 18 March 1963) is a British music technologist, informal logician and public speaker who specialises in presentations using sound art.  He is best known for his work as a guitarist, programmer, sound engineer and record producer with Adamski, Duran Duran, TV Mania, Gary Numan, Glenn Gregory, The Dandy Warhols and others. Courtney A. Taylor (born July 20, 1967), known as Courtney Taylor-Taylor, is an American singer-songwriter from Portland, Oregon.  He is the lead singer and guitarist of alternative rock band The Dandy Warhols, a band he co-founded.  Taylor-Taylor has written the majority of the band's songs. Pete International Airport is an American neo-psychedelia band from Portland, Oregon, formed in 1997 by Peter Holmström of The Dandy Warhols.  Other band members are Jsun Adams (The Upsidedown) on vocals, Collin Hegna (The Brian Jonestown Massacre) on bass guitar, Jason "Plucky" Anchondo (The Warlocks, Spindrift) on drums and Paulie Pulvirenti, also on drums. Kneel Cohn (born January 12, 1976) in The Bronx, New York is the primary songwriter, lead singer and guitarist for Warshow Angels, and The Dead Stars On Hollywood, known for the songs "Prozac Smile" and "Flaunt it Like This".  He has performed with, produced songs and done remixing and production work with bands including Collide, Contagion, Patti Rothberg, and members of Crass, Buzzcocks, The Dandy Warhols, Hanoi Rocks, UK Subs, Consolidated, Black 'n Blue and Sin Corporation. Peter Holmström is an American rock musician.  He is in the bands The Dandy Warhols, Pete International Airport, Radis Noir and Rebel Drones.  Holmström's first guitar was a Gibson SG.  Holmström is an amateur photographer.  In the past he has also composed music for his sister's theater group. La Luna (or LaLuna) was a rock-'n'-roll nightclub in Portland, Oregon, United States from 1992 to 1999.  It played a central role in Portland's prominence during the emergence of grunge in that era, helping to propel bands from Portland and the surrounding area like Sweaty Nipples, The Dharma Bums, Pond, Hitting Birth, Hazel, The Spinanes, Elliott Smith, Everclear, Sublime, The Dandy Warhols, Cherry Poppin Daddies and Quasi to national stardom.  It was described as the "best medium-size venue in Portland.  It's also an all-ages venue that somehow manages to stay cool." Pete International Airport is the self-titled debut studio album by American neo-psychedelia band Pete International Airport.  It was released on 15 September 2010 by record label Custom Made Music. Mark Englert is an American musician known as a guitarist for Dramarama since 1982.  He has appeared with Dramarama on "Late Night with David Letterman" and "The Tonight Show".  He has worked with a number of established musicians including Benmont Tench from Tom Petty and The Heartbreakers, and Clem Burke of Blondie.  Mark a.k.a. "Mr. E. Boy", was a founding member of Hatful of Rain, a defunct band established in Portland, Oregon during the mid-1990s, which featured singer/songwriter John Lowery and at one time included Courtney Taylor-Taylor of The Dandy Warhols on drums.  The band went on to receive stellar reviews from critics around the globe, but failed commercially due to their short term run of just a few months prior to their break-up.  Mark has been known to play guitar for many underground artists and has recently put out a few of his own solo records on his own label Phat Boris Records. Zia McCabe (born Aimee Springer on June 2, 1975) is a keyboard player, percussionist and bass guitarist, and member of American alternative rock band The Dandy Warhols.  She is also a solo DJ, and part of a six-piece country music band called Brush Prairie.  She graduated from Battle Ground High School in Battle Ground, Washington in 1993.  In 1995, with hardly any prior musical experience, Zia joined The Dandy Warhols.  In an interview, Zia said, The Dandy Warhols are an American alternative rock band, formed in Portland, Oregon in 1994 by singer-guitarist Courtney Taylor-Taylor and guitarist Peter Holmström.  They were joined by keyboardist Zia McCabe and drummer Eric Hedford.  Hedford left in 1998 and was replaced by Taylor-Taylor's cousin Brent DeBoer.  The band's name is a play on the name of American pop artist Andy Warhol.
Answer: Peter Holmström