Question: Which magazine, Linux Magazine or Revolver, features cover stories, album reviews, instrument reviews, bulletins, and a celebrity advice column featuring letters to Vinnie Paul, former drummer for Pantera and Damageplan?

full_context: Document 1: Linux Journal: Linux Journal is a monthly technology magazine published by Belltown Media, Inc. (Houston, Texas). It focuses specifically on Linux, allowing the content to be a highly specialized source of information for open source enthusiasts.
Document 2: Revolver (magazine): Revolver is a bi-monthly rock and heavy metal magazine published by NewBay Media. Before covering heavy metal, rock & hard rock solely, it was a more mainstream oriented magazine. The magazine is structured in a manners similar to publications such as "Spin" while covering many avenues within the heavy metal and punk subcultures. It features cover stories (usually centering on a band's new release or upcoming tour), album reviews, instrument reviews, bulletins, and a celebrity advice column featuring letters to Vinnie Paul, former drummer for Pantera and Damageplan, and current member of hard rock supergroup Hellyeah. Vinnie took a hiatus from the column following the death of his brother, Dimebag Darrell (he was supposed to be replaced by Slipknot member Joey Jordison, who decided not to do it when Jordison found out he was replacing Paul) but returned to offer advice to readers about music, life, sex and other topics. The column has recently included Lzzy Hale from Halestorm fielding questions.
Document 3: Metal Hammer: Metal Hammer (sometimes "MetalHammer") is a monthly heavy metal music magazine, published in the United Kingdom by Future Plc and in several other countries by different publishers. "Metal Hammer" articles feature both mainstream bands and more unusual acts from the whole spectrum of heavy metal music.
Document 4: M Magazine: M Magazine is an online teen-focused website and was a monthly print teen magazine. The website is owned by, and the print magazine was published, by Bauer Publishing, the United States division of the German firm Bauer Verlagsgruppe. The first issue was released in January 2000.
Document 5: Classic Rock (magazine): Classic Rock is a British magazine dedicated to rock music, published by Future PLC, who are also responsible for its "sister" publications "Metal Hammer" and "Prog magazine". Although firmly focusing on key bands from the 1960s through early 1990s, it also includes articles and reviews of contemporary and upcoming artists it deems worthy of note. Despite starting as an on-off project it became one of the UK's best selling music magazines. In September 2010 it published its 150th issue and now has a higher circulation than the "NME".
Document 6: Computer Magazine: Computer Magazine (and their website www.ComputerMagazine.com) is a popular magazine and online news site on computing and technology, offering current news and reviews of popular and new business and consumer technologies, software, hardware, mobile computing, tablets, PCs, Macs, Windows, Linux, telecom, cellular, wireless, data, cloud and science news on digital technologies and everything in the "tech-sphere and digi-verse", especially focused on information technology, devices, software and services and related subjects, such as networking, servers, data centers and corporate data infrastructure technologies, and the Internet. Their online site, since 1997, is located at ComputerMagazine.com. "Computer Magazine" produces industry instructional and a popular ongoing webcast/podcast talk show and performs evaluations and reviews of IT industry technology products, hardware, software and services with objective reporting widely respected as independent and objective, and trusted in the industry. "Computer Magazine" is a free publication (in addition to their webcasts and other resources) sponsored by the nonprofit UTCP (United Technology and Computing Professionals) organization, and as such charges no fees for the publication nor is influenced by advertising, so their reviews are relied on in the industry and considered unbiased and thorough. "Computer Magazine" is one of the early large technology publications and resources available on the web still existent and thriving today and that has remained independent. ComputerMagazine.com is a tech news and resources consolidator that publishes part of the site in a semi-time line/blogging format that is popular among their wide following of subscriber and non-subscriber readers, allowing readers to respond and comment on various articles. Site contributors include many of the well known technology authors, experts and publication sources, content and articles are provided by major technology syndicators and by external expert technology sources (such as "Computer World", "Information Week", "Network World", "Wired," "Time", etc.) as well as "Computer Magazine" staff writers, and is currently managed and edited by the industry veteran Christopher Swearingin an MCSE and former CIO and regarded author as well as contributor/reporter for "Computer Magazine" and other publications.
Document 7: Linux Magazine: Linux Magazine is an international magazine for Linux software enthusiasts and professionals. It is published by the Linux New Media division of the German media company Medialinx AG.
Document 8: Modern Drummer: Modern Drummer is a monthly publication targeting the interests of drummers and percussionists. The magazine features interviews, equipment reviews, and columns offering advice on technique, as well as information for the general public. "Modern Drummer" is also available on the internet.
Document 9: Rock Hard (magazine): Rock Hard (also RockHard) is a German music magazine published in Dortmund, Germany, with other language editions in various countries worldwide, including France, Spain, Brazil/Portugal, Italy and Greece. The magazine contains reports, interviews, specials, reviews, news and all other content regarding hard rock and heavy metal music. Next to the German edition of "Metal Hammer" it is the leading magazine for metal and hard rock in Germany. German news magazine "Der Spiegel" called it the "Zentralorgan" ("Central organ") of the heavy metal fans in Germany, others dubbed it a "Kultzeitschrift" ("cult magazine"). Founded by Holger Stratmann, it has published in Germany more than 300 issues since 1983 and since 1989 has become monthly. "Rock Hard" magazine is independent from major media companies. Its slogan is "critical, competent, independent". Since 1990, the magazine employees have been also organizing the Rock Hard Festival, which is held annually in Gelsenkirchen since 2003 - on the Pentecost weekend. The festival is streamed by news magazine "Spiegel Online", the internet edition of "Der Spiegel", and by "WDR" television under the "Rockpalast" label.
Document 10: Specialized Systems Consultants: Specialized System Consultants (SSC), is a private media company that publishes magazines and reference manuals. SSC properties include LinuxGazette.com, ITgarage.com, the monthly international print magazine "Linux Journal", and the webzine "Tux Magazine".
Document 11: Home Media Magazine: Home Media Magazine is a trade publication that covers various aspects of the home entertainment industry, most notably DVD, Blu-ray, and digital distribution. Also covered is news relating to consumer electronics, video games, home video distributors, Video on Demand, and streaming, and Internet downloads of copyrighted content. The magazine includes reviews of new DVDs, Blu-ray Discs and digital downloads, and commentaries about issues affecting home entertainment. It consists of a monthly print publication and digital edition, a daily e-newsletter, and frequent "breaking news" alerts that take readers to the Home Media Magazine website, a constantly updated news and information resource. The publisher and editorial director is Thomas K. Arnold, a veteran entertainment journalist whose credits also include "USA Today", "Variety" and the "Los Angeles Times".
Document 12: Decibel (magazine): Decibel is a monthly heavy metal magazine published by the Philadelphia-based Red Flag Media since October 2004. Its sections include Upfront, Features, Reviews, Guest Columns and the Decibel Hall of Fame. The magazine's tag-line is currently "Extremely Extreme" (previously "The New Noise"); the editor-in-chief is Albert Mudrian.
Document 13: Vinnie Paul: Vincent Paul Abbott, also known as Vinnie Paul (born March 11, 1964), is an American professional drummer and producer who is best known for being a former member, and co-founder, of the heavy metal band Pantera. He is currently a member of supergroup Hellyeah. He also co-founded the heavy metal band Damageplan in 2003 with his late younger brother, Dimebag Darrell.
Document 14: Rock-A-Rolla: Rock-A-Rolla is a music magazine covering experimental, avant-garde, noise and metal artists pushing the boundaries of music. Launched in late 2005, it is published bi-monthly in the UK by V-Squared Publishing Limited and distributed worldwide, mainly in UK, Canada, USA, Europe and Australia. In the past the magazine has championed such diverse artists as Khanate, Zu, The Locust, Justin Broadrick, Mike Patton, Melvins and others. The current editor-in-chief is Vuk Valcic.
Document 15: Appz Magazine: Appz Magazine identifies emerging technologies and analyzes their impact for technology and business leaders—the senior executives, entrepreneurs, venture capitalists, engineers, developers, and researchers who create and fund the innovations that drive the global economy. Appz Magazine is an independent media company that is owned by LFD Communications and published in the United Kingdom. The magazine was established in 2002 and is mainly a print magazine with a minimal online presence. LFD Communications owns several independent media companies across the world.
ground_truth: Revolver