Question: What year was the formation of the publisher of Toxic Bachelors?

full_context: Document 1: Fifty Shades Freed: Fifty Shades Freed is the third and final installment of the erotic romance Fifty Shades Trilogy by British author E.L. James. After accepting entrepreneur CEO Christian Grey's proposal in Fifty Shades Darker, Anastasia Steele must adjust not only to married life but to her new husband's wealthy lifestyle and controlling nature. The paperback edition was first published in April 2012.
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: 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 4: Toxic Bachelors: Toxic Bachelors is a novel by Danielle Steel, published by Random House in October 2005. The book is Steel's sixty-seventh novel.
Document 5: Miracle (novel): Miracle is a novel written by Danielle Steel and published by Random House in June 2005. The book is Steel's sixty-sixth novel.
Document 6: 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 7: 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 8: This Sweet Sickness: This Sweet Sickness (1960) is a psychological thriller novel by Patricia Highsmith, about a man who is obsessed with a woman who has rejected his advances. It is a "painful novel about obsessive imaginary love".
Document 9: Bungalow 2: Bungalow 2 is a novel by Danielle Steel, published by Random House in June 2007. The book is Steel's seventy-second novel.
Document 10: 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 11: Black Dagger Brotherhood: Book 1: Dark Lover ISBN 978 - 0 - 451 - 21695 - 3 Book 2: Lover Eternal ISBN 978 - 0451218049 Book 3: Lover Awakened ISBN 978 - 0451219367 Book 4: Lover Revealed ISBN 978 - 0451412355 Book 5: Lover Unbound ISBN 978 - 0 - 451 - 22235 - 0 Book 6: Lover Enshrined ISBN 978 - 0 - 451 - 22272 - 5 Book 6.5: ``Father Mine ''ISBN 978 - 1 - 4406 - 4161 - 9 Book 7: Lover Avenged ISBN 978 - 0 - 451 - 22585 - 6 Book 8: Lover Mine ISBN 978 - 0451229854 Book 9: Lover Unleashed ISBN 978 - 0451233165 Book 10: Lover Reborn ISBN 978 - 0451235848 Book 11: Lover at Last ISBN 978 - 0 - 451 - 23935 - 8 Book 12: The King ISBN 978 - 0 - 451 - 41705 - 3 Book 13: The Shadows ISBN 978 - 0 - 451 - 41708 - 4 Book 14: The Beast ISBN 978 - 0 - 451 - 47517 - 6 Book 15: Blood Kiss (Black Dagger Legacy Series # 1) ISBN 978 - 0 - 451 - 47532 - 9 Book 16: Blood Vow (Black Dagger Legacy Series # 2) ISBN 978 - 0 - 451 - 47533 - 6 Book 17: The Chosen ISBN 978 - 0 - 451 - 47519 - 0 Book 18: Blood Fury (Black Dagger Legacy Series # 3) ISBN 978 - 0 - 451 - 47534 - 3 Book 18.5:`` Dearest Ivie'' Book 19: The Thief ISBN 978 - 0 - 451 - 47521 - 3
Document 12: 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 13: 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 14: Sisters (Steel novel): Sisters is a novel by Danielle Steel, published by Random House in February 2007. The book is Steel's seventy-first novel.
Document 15: Sexy (novel): Sexy is a novel by Joyce Carol Oates. First published in 2005, it is her fourth book written for young adults. The book's themes of pedophilia, homosexuality, and pre-marital sex as well as its adult language have caused it to be the source of attempts to ban the book from school libraries.
ground_truth: 2001
sub_queries: Toxic Bachelors >> publisher Answer: Random House
Which year witnessed the formation of Random House ? Answer: 2001