Question: When was the publisher of Legacy of the Ancients founded?

Context paragraphs:
Legacy Good Samaritan Medical Center: Legacy Good Samaritan Medical Center, commonly known informally as Good Samaritan Hospital or Good Sam, is a 539-bed teaching hospital located in northwest Portland, Oregon, United States.  Founded in 1875 by the Episcopal Diocese of Oregon, it is a part of the Legacy Health.  It has centers for breast health, cancer, and stroke, and is home to the Legacy Devers Eye Institute, the Legacy Obesity and Diabetes Institute, the Legacy Diabetes and Endocrinology Center, the Legacy Rehabilitation Clinic of Oregon, and the Linfield-Good Samaritan School of Nursing.

Legacy of the Ancients: Legacy of the Ancients is a fantasy role-playing video game published by Electronic Arts in 1987.

Songwriters Hall of Fame: The Songwriters Hall of Fame (SHOF), was founded in 1969 by songwriter Johnny Mercer and music publisher/songwriter Abe Olman and publisher/executive Howie Richmond to honor those whose work represents and maintains the heritage and legacy of a spectrum of the most beloved songs from the world's popular music songbook.  It not only celebrates these established songwriters, but is also involved on the development of new songwriting talent through workshops, showcases and scholarships.  There are many programs designed to teach and discover new songwriters.

Jean Donneau de Visé: Jean Donneau de Visé (1638 – 8 July 1710) was a French journalist, royal historian ("historiographe du roi"), playwright and publicist.  He was founder of the literary, arts and society gazette "le Mercure galant" (founded in 1672) and was associated with the "Moderns" in the "Quarrel of the Ancients and the Moderns".

Grand Lodge of Texas: The Grand Lodge of Texas, Ancient Free and Accepted Masons is the largest of several governing bodies of Freemasonry in the State of Texas, being solely of the Ancients' tradition and descending from the Ancient Grand Lodge of England, founded in 1751.  It was founded as "The Grand Lodge of the Republic of Texas, A.F. & A.M." on 16 April 1838.  The Grand Lodge of Texas is one of the largest in the world, reporting 81,340 members in 2013.

The Legend of Blacksilver: The Legend of Blacksilver is a fantasy role-playing video game developed by Charles W. Dougherty and John C. Dougherty of Quest, Inc. and published by Epyx, Inc. in 1988.  It is an indirect sequel to the game "Legacy of the Ancients".

PMS Asterisk: PMS Asterisk* is the first all-female DotA team competing in the "Defense of the Ancients" and "Dota 2" video games, founded in 2005 by Tammy “furryfish*” Tang.  The team is based in Singapore, and leads the Asian division for PMS Clan USA, the world's largest multi-platform online female gaming group on Xbox, PC and PlayStation platforms.

Grand Lodge of Wisconsin: The Grand Lodge of Wisconsin, Free and Accepted Masons is the largest of several governing bodies of Freemasonry in Wisconsin, being solely of the Ancients' tradition and descending from the Ancient Grand Lodge of England, founded in 1751.  Freemasonry in Wisconsin first took organized form on the night of December 27, 1823 when seven army officers and three civilians met at the home of Brother George Johnston on the west bank of the Fox River in what is now Green Bay.  The soldiers were attached to the 3rd Regiment and stationed at Fort Howard under the command of Col. John McNeil, also a Freemason.  Wisconsin was then part of the Michigan Territory and very lightly settled.  The Grand Lodge of Wisconsin was formed and charters granted to representatives from Mineral Point # 1, Melody #2 of Platteville and Kilbourn #3 of Milwaukee on January 17, 1844.  Wisconsin has 183 Lodges with a membership totaling over 14,000.

Legacy Holladay Park Medical Center: Legacy Holladay Park Medical Center is a hospital located in Portland, Oregon, United States.  It was founded in 1893 as Hahnemann Hospital.  By 1947 the hospital had 100 beds, and that year it changed its name to Holladay Park Hospital with plans to expand to 200 beds.  With a 1985 merger with Physicians & Surgeons Hospital (which had been known as Coffey Memorial Hospital until 1945), the name was changed to Holladay Park Medical Center.  At that time both hospitals were part of Metropolitan Hospitals, Inc. that had been formed by Physicians & Surgeons Hospital and Emanuel Hospital.  After becoming part of Legacy Health when it was formed in 1989, Legacy closed the then 171-bed hospital in 1994.  As of 2014, the former hospital was used by Legacy as the Legacy Research Institute.  Legacy proposed converting the building into an emergency room for psychiatric patients in 2014 after the Legacy Research Institute moved to a new building.  Legacy, Oregon Health & Science University, Adventist Health, and Kaiser Permanente agreed to operate the ER, with a planned opening in 2016.

Electronic Arts: Electronic Arts Inc. (EA) is an American video game company headquartered in Redwood City, California.  Founded and incorporated on May 28, 1982 by Trip Hawkins, the company was a pioneer of the early home computer games industry and was notable for promoting the designers and programmers responsible for its games.  As of September 2017, Electronic Arts is the second-largest gaming company in the Americas and Europe by revenue and market capitalization after Activision Blizzard and ahead of Take-Two Interactive.

Supporting paragraphs: Legacy of the Ancients Electronic Arts
Answer: May 28, 1982