Question: Which year witnessed the formation of the publisher of The Space Vampires?

full_context: Document 1: Boston: The city's growing Latino population has given rise to a number of local and regional Spanish-language newspapers. These include El Planeta (owned by the former publisher of The Boston Phoenix), El Mundo, and La Semana. Siglo21, with its main offices in nearby Lawrence, is also widely distributed.
Document 2: Random House: Penguin Random House Grupo Editorial is Random House's Spanish-language division, targeting markets in Spain and South and Central America. It is headquartered in Barcelona with locations in Argentina, Chile, Colombia, Mexico, Uruguay, and the United States. From 2001 until November 2012, it was a joint venture with Italian publisher Mondadori (Random House Mondadori). Upon Bertelsmann's acquisition of Mondadori's stake in the JV, the name was kept temporarily four months. Some authors published by Penguin Random House Grupo Editorial include Dr. César Lozano, Yordi Rosado, Dr. Nancy Alvarez and Alberto Sardiñas.
Document 3: Dracula: Dracula is an 1897 Gothic horror novel by Irish author Bram Stoker. It introduced Count Dracula, and established many conventions of subsequent vampire fantasy. The novel tells the story of Dracula's attempt to move from Transylvania to England so that he may find new blood and spread the undead curse, and of the battle between Dracula and a small group of men and a woman led by Professor Abraham Van Helsing.
Document 4: F. Paul Wilson: Francis Paul Wilson (born May 17, 1946 in Jersey City, New Jersey) is an American author, primarily in the science fiction and horror genres.
Document 5: Department store: The first department store in Spain was Almacenes el Siglo opened in October 1881 in Barcelona. Following the 2002 closure by the Australian group Partridges of their SEPU (Sociedad Española de Precios Unicos) department store chain, which was one of Spain's oldest, the market is now dominated by El Corte Inglés, founded in 1934 as a drapery store. El Corte Inglés stores tend to be vast buildings, selling a very broad range of products and the group also controls a number of other retail formats including supermarket chain 'Supercor' and hypermarket chain 'Hipercor'. Other competitors such as 'Simago' and 'Galerías Preciados' closed in the 1990s, however El Corte Inglés, faces major competition from French discount operators such as Carrefour and Auchan.
Document 6: Bantam Books: Bantam Books is an American publishing house owned entirely by parent company Random House, a subsidiary of Penguin Random House; it is an imprint of the Random House Publishing Group. It was formed in 1945 by Walter B. Pitkin, Jr., Sidney B. Kramer, and Ian and Betty Ballantine, with funding from Grosset & Dunlap and Curtis Publishing Company. It has since been purchased several times by companies including National General, Carl Lindner's American Financial and, most recently, Bertelsmann; it became part of Random House in 1998, when Bertelsmann purchased it to form Bantam Doubleday Dell. It began as a mass market publisher, mostly of reprints of hardcover books, with some original paperbacks as well. It expanded into both trade paperback and hardcover books, including original works, often reprinted in house as mass-market editions.
Document 7: Eduardo Mendoza Garriga: Eduardo Mendoza Garriga (born 11 January 1943 in Barcelona, Spain) is a Spanish novelist. He studied law in the first half of the 1960s and lived in New York City between 1973 and 1982, working as interpreter for the United Nations, and then tried to become a lawyer and then he realized that he wanted to be a writer. He maintained an intense relationship with novelists Juan Benet and Juan García Hortelano, poet Pere Gimferrer and writer (and neighbour) Félix de Azúa. He currently lives in London.
Document 8: Cemex: Lorenzo Zambrano was the chairman and chief executive officer until his death on May 21, 2014. About one-third of the company's sales come from its Mexico operations, a quarter from its plants in the U.S., 15% from Spain, and smaller percentages from its plants around the world.
Document 9: Planet of the Vampires: Planet of the Vampires () is a 1965 Italian science fiction horror film, produced by Fulvio Lucisano, directed by Mario Bava, that stars Barry Sullivan and Norma Bengell. The screenplay, by Bava, Alberto Bevilacqua, Callisto Cosulich, Antonio Roman and Rafael J. Salvia, was based on an Italian-language science fiction short story, Renato Pestriniero's "One Night of 21 Hours". American International Pictures released the film as the supporting film on a double feature with Daniel Haller's "Die, Monster, Die!" (1965).
Document 10: The Space Vampires: The Space Vampires is a British science fiction horror novel written by author Colin Wilson, and first published in England and the United States by Random House in 1976. Wilson's fifty-first book, it is about the remnants of a race of intergalactic vampires who are brought back from outer space and are inadvertently let loose on Earth.
Document 11: Miami: Several large companies are headquartered in or around Miami, including but not limited to: Akerman Senterfitt, Alienware, Arquitectonica, Arrow Air, Bacardi, Benihana, Brightstar Corporation, Burger King, Celebrity Cruises, Carnival Corporation, Carnival Cruise Lines, Crispin Porter + Bogusky, Duany Plater-Zyberk & Company, Espírito Santo Financial Group, Fizber.com, Greenberg Traurig, Holland & Knight, Inktel Direct, Interval International, Lennar, Navarro Discount Pharmacies, Norwegian Cruise Lines, Oceania Cruises, Perry Ellis International, RCTV International, Royal Caribbean Cruise Lines, Ryder Systems, Seabourn Cruise Line, Sedano's, Telefónica USA, UniMÁS, Telemundo, Univision, U.S. Century Bank, Vector Group and World Fuel Services. Because of its proximity to Latin America, Miami serves as the headquarters of Latin American operations for more than 1400 multinational corporations, including AIG, American Airlines, Cisco, Disney, Exxon, FedEx, Kraft Foods, LEO Pharma Americas, Microsoft, Yahoo, Oracle, SBC Communications, Sony, Symantec, Visa International, and Wal-Mart.
Document 12: The Hunger (Strieber novel): The Hunger (1981) is a novel by Whitley Strieber. The plot involves a beautiful and wealthy vampire named Miriam Blaylock who takes human lovers and transforms them into vampire-human hybrids.
Document 13: Ten Little Aliens: Ten Little Aliens is a BBC Books original novel written by Stephen Cole and based on the long-running British science fiction television series "Doctor Who". It features the First Doctor, Ben and Polly.
Document 14: Dracula: Dracula is an 1897 Gothic horror novel by Irish author Bram Stoker. It introduced the character of Count Dracula, and established many conventions of subsequent vampire fantasy. The novel tells the story of Dracula's attempt to move from Transylvania to England so that he may find new blood and spread the undead curse, and of the battle between Dracula and a small group of men and a woman led by Professor Abraham Van Helsing.
Document 15: Synthespians™: Synthespians™ is a BBC Books original novel written by Craig Hinton (the author's last) and based on the long-running British science fiction television series "Doctor Who". It features the Sixth Doctor and Peri, as well the Autons.
ground_truth: 2001
sub_queries: The Space Vampires >> publisher Answer: Random House
Which year witnessed the formation of Random House ? Answer: 2001