Question: When did the pawn shop, that Richard Benjamin Harrison owns, open?

full_context: Document 1: Poker Hall of Fame: The Poker Hall of Fame is the hall of fame of professional poker in the United States. Founded in Las Vegas, it was created in 1979 by Benny Binion, the owner of the Horseshoe Casino, to preserve the names and legacies of the world's greatest poker players and to serve as a tourist attraction to his casino. Binion was known for the creative ways in which he marketed his casino. In 1949, he convinced Johnny Moss and Nick "The Greek" Dandolos to play high-stakes poker heads up where the public could watch them. In 1970, he invited a group of poker players to compete in what would be the first World Series of Poker (WSOP). When Harrah's Entertainment, now known as Caesars Entertainment, acquired the rights to the WSOP in 2004, it also assumed ownership of the Poker Hall of Fame. Currently, membership in the Poker Hall of Fame is handled directly by the WSOP.
Document 2: Chumlee: Austin Lee Russell (born September 8, 1982), better known by his stage name of Chumlee, is an American actor, businessman and reality television personality, known as a cast member on the History Channel television show "Pawn Stars", which depicts the daily business at the Gold and Silver Pawn Shop in Las Vegas where Russell works as an employee. Chumlee came to work at the pawn shop five years before filming of the first season, having been a childhood friend of Corey Harrison, whose father, Rick Harrison, and grandfather, Richard Benjamin Harrison, opened the shop in 1989.
Document 3: Corey Harrison: Richard Corey "Big Hoss" Harrison (born April 27, 1983) is an American businessman and reality television personality, known as a cast member of the History TV series "Pawn Stars", which documents his work at the World Famous Gold & Silver Pawn Shop in Las Vegas, which he co-owns with his father, Rick Harrison, and grandfather, Richard Benjamin Harrison.
Document 4: Pawnography: Pawnography is an American game show broadcast by History. Hosted by comedian Christopher Titus and featuring "Pawn Stars" personalities Rick Harrison, Corey Harrison and Austin "Chumlee" Russell as panelists, the series features contestants answering questions for a chance to win cash and items for sale from the Gold and Silver Pawn Shop (where "Pawn Stars" is taped). The show premiered July 10, 2014, at 10 p.m. ET, following "Pawn Stars".
Document 5: List of Pawn Stars episodes: "Pawn Stars" is an American reality television series that premiered on History on July 19, 2009. The series is filmed in Las Vegas, Nevada, where it chronicles the activities at the World Famous Gold & Silver Pawn Shop, a 24-hour family business operated by patriarch Richard "Old Man" Harrison, his son Rick Harrison, Rick's son Corey "Big Hoss" Harrison, and Corey's childhood friend, Austin "Chumlee" Russell.
Document 6: Richard Benjamin Harrison: Richard Benjamin Harrison Jr., (also known by the nicknames The Old Man and The Appraiser) (born March 4, 1941), is a Las Vegas businessman and reality television personality, best known as the co-owner of the World Famous Gold & Silver Pawn Shop, as featured on the History channel series "Pawn Stars". Harrison was the co-owner of a pawn shop with his son Rick Harrison until he suffered a stroke, causing him to retire.They opened the store together in 1989.
Document 7: Steve Wynn: Stephen Alan Wynn ("né" Weinberg; born January 27, 1942) is an American real estate businessman and art collector. He is known for his involvement in the American luxury casino and hotel industry. Early in his career he oversaw the construction and operation of several notable Las Vegas and Atlantic City hotels, including the Golden Nugget, the Golden Nugget Atlantic City, The Mirage, Treasure Island, the Bellagio, and Beau Rivage in Mississippi, and he played a pivotal role in the resurgence and expansion of the Las Vegas Strip in the 1990s. In 2000, Wynn sold his company Mirage Resorts to MGM Grand Inc., resulting in the formation of MGM Mirage (now MGM Resorts International). Wynn afterwards took his company Wynn Resorts public in an initial public offering, and he remains Wynn Resorts' CEO and Chairman of the Board. He is a member of the Republican Party. Wynn is the finance chair of the Republican National Committee (RNC) since 2017.
Document 8: Kirk Kerkorian: Kerkor "Kirk" Kerkorian (June 6, 1917 – June 15, 2015) was an Armenian-American businessman, investor, and philanthropist. He was the president and CEO of Tracinda Corporation, his private holding company based in Beverly Hills, California. Kerkorian is known for having been one of the important figures in the shaping of Las Vegas and, with architect Martin Stern, Jr. described as the "father of the mega-resort". He built the world's largest hotel in Las Vegas three times: the International Hotel (opened in 1969), the MGM Grand Hotel (1973) and the MGM Grand (1993). He purchased the Metro-Goldwyn-Mayer movie studio in 1969.
Document 9: Donald Sterling: Donald T. Sterling (born Donald Tokowitz; April 26, 1934) is a Jewish-American businessman. He was the owner of the Los Angeles Clippers professional basketball franchise of the National Basketball Association (NBA) from 1981 to 2014.
Document 10: Rick Harrison: Richard Kevin "Rick the Spotter" Harrison (born March 22, 1965) is an American, Las Vegas-based businessman and reality television personality, best known as the co-owner of the World Famous Gold & Silver Pawn Shop, as featured on the History series "Pawn Stars". He co-owns the pawn shop with his father, Richard Benjamin Harrison, which they opened in 1989. Harrison dropped out of high school to pursue his "$2,000-a-week business of selling fake Gucci bags".
Document 11: Jim McIngvale: James Franklin McIngvale (born February 11, 1951), also known as Mattress Mack, is a businessman and philanthropist from Houston, Texas. He is known for owning and operating the Gallery Furniture retail chain.
Document 12: B. Wayne Hughes: Bradley Wayne Hughes (born September 28, 1933) is the founder and chairman of Public Storage, the largest self-storage company in America doing business as a REIT or real estate investment trust. As of 2014, Hughes is worth $2.2 billion. Known all his life by his middle name, B. Wayne Hughes was the company's President and Co-Chief Executive Officer from 1980 until November 1991 when he became Chairman of the Board and sole Chief Executive Officer. He retired as Chief Executive Officer in November 2002 and remains Chairman of the Board. He was Chairman of the Board and Chief Executive Officer from 1990 until March 1998 of Public Storage Properties XI, Inc., which was renamed PS Business Parks, Inc. ("PSB"), an affiliated REIT. From 1989-90 until the respective dates of merger, he was Chairman of the Board and Chief Executive Officer of 18 affiliated REITs that were merged into the Company between September 1994 and May 1998 (collectively, the "Merged Public Storage REITs"). has been active in the real estate investment field for over 30 years.
Document 13: Pawn Stars UK: Pawn Stars UK is a British reality television series which debuted on 26 August 2013 on the British version of the History channel. The series is filmed in Sealand, Flintshire in Wales, and chronicles the day-to-day activities of pawn shop Regal Pawn, collaboratively run by Mark Andrew Manning, Mark Lever Holland, Marco Peter Holland, Simon Penworth, and Vicki Manning.
Document 14: Pawn Stars: Pawn Stars is an American reality television series, shown on History, and produced by Leftfield Pictures. The series is filmed in Las Vegas, Nevada, where it chronicles the daily activities at the World Famous Gold & Silver Pawn Shop, a 24-hour family business opened in 1989 and operated by patriarch Richard "Old Man" Harrison, his son Rick Harrison, Rick's son Corey "Big Hoss" Harrison, and Corey's childhood friend, Austin "Chumlee" Russell. The series, which became the network's highest rated show and the No. 2 reality show behind "Jersey Shore", debuted on July 26, 2009.
Document 15: West Coast Customs: West Coast Customs (abbreviated by the company as WCC) is an automobile repair shop focusing on the customization of vehicles. It was started by co-founders Ryan Friedlinghaus and Quinton Dodson in 1994. According to Friedlinghaus, he began the business with a $5000 loan from his grandfather, but other sources claim that he raised the seed money for the business while working at his father's liquor store. Owing to the patronage of celebrities such as Shaquille O'Neal, and Sean Combs, along with appearances in the reality television programs "Pimp My Ride" and "Street Customs", the company has gained a high degree of notoriety and has become a multimillion-dollar business.
ground_truth: 1989