Question: Marvin Cohen created a 1980 play that was first performed at the festival held at which Central Park theater?

Context paragraphs:
Shakespeare in the Park (New York City): Shakespeare in the Park (or Free Shakespeare in the Park) is a theatrical program that stages productions of Shakespearean plays at the Delacorte Theater, an open-air theater in New York City's Central Park.  The theater and the productions are managed by the Public Theater and tickets are distributed free of charge on the day of the performance.  Originally branded as the New York Shakespeare Festival (NYSF) under the direction of Joseph Papp, the institution was renamed in 2002 as part of a larger reorganization by the Public Theater.

Front Royal Historic District: Front Royal Historic District is a national historic district located at Front Royal, Warren County, Virginia.  The district encompasses approximately 470 contributing buildings and structures in the town of Front Royal.  It has a mix of commercial, residential, industrial, religious and governmental buildings dating from the late-18th to mid-20th centuries.  Notable buildings include the former Proctor-Biggs Mill (c. 1922), a former apple warehouse, Murphy's Theater (1908-1909), Compton's Corner (c. 1905), first Bank of Warren, Trout Drugstore Building, second Bank of Warren building (1914), Montview Hotel (c. 1868), Park Theater (c. 1920), the Henry Trout House (c. 1800), Mullen-Trout House (c. 1815), Giles-Cooke House (c. 1850), and the Dr. Manly Littleton Garrison (c. 1882).  Located in the district and separately listed are the Balthis House and Warren County Courthouse.

Columbus Circle: Columbus Circle, named for Christopher Columbus, is a traffic circle and heavily trafficked intersection in the New York City borough of Manhattan, located at the intersection of Eighth Avenue, Broadway, Central Park South (West 59th Street), and Central Park West, at the southwest corner of Central Park.  It is the point from which all official distances from New York City are measured.  The name is also used for the neighborhood a few blocks around the circle in each direction.  To the south of the circle lies Hell's Kitchen, also known as "Clinton", and the Theater District, and to the north is the Upper West Side.

Exploits Valley Salmon Festival: The Exploits Valley Salmon Festival is an annual festival held in Grand Falls-Windsor of the Exploits Valley, Newfoundland and Labrador, Canada that dates back to 1985.  Events that are part of the festival include a dance in a stadium and a dinner of salmon.  There is also a concert, although the concert in 2007 was so poorly attended that the organisers lost $200,000 on it.  The organisers continued to lose money on the festival in 2008, 2009, and 2010.  Businessman Boyd Cohen was the patron of the 2009 festival.  The main festival concert in 2010 featured Matthew Hornell and the Diamond Minds.  There was also a gospel concert that was attended by hundreds of people.  Kellie Loder, Starfield, and Reverend Roy Martin performed at this concert.  In 2012, "The Daily Telegraph" named the festival one of the top ten attractions for British foodies vacationing in Canada.  In 2011, The town signed a deal with concert promoters RFO.  As a result, the festival experienced a resurgence attracting larger crowds, The shows were headlined by popular groups such as Kiss, Smash Mouth and Down with Webster in 2011, Aerosmith & Flo Rida in 2012, The Eagles and The Tragically Hip in 2013, Maroon 5 in 2014 and John Fogerty, Tom Cochrane, America and The Fables (making their first public performance in 12 years) in 2015.

Metamora; or, The Last of the Wampanoags: Metamora; or, The Last of the Wampanoags is a play written in 1829 by John Augustus Stone.  It was first performed December 15, 1829, at the Park Theater in New York City, starring Edwin Forrest.

Marvin Cohen (American writer): Marvin Cohen (born July 6, 1931) is an American essayist, novelist, playwright, poet, humorist, and surrealist.  He is the author of nine published books, two of which were published by New Directions Publishing, and several plays.  His shorter writings — stories, parables, allegories, and essays — have appeared in more than 80 publications, including "The New Yorker", "The New York Times", "The Village Voice", "The Nation", "Harper's Bazaar", "Vogue", "Fiction", "The Hudson Review", "Quarterly Review of Literature", "Transatlantic Review" and New Directions annuals.  His 1980 play "The Don Juan and the Non-Don Juan" was first performed at the New York Shakespeare Festival as part of the Poets at the Public Series.  Staged readings of the play have featured actors Richard Dreyfuss, Keith Carradine, Wallace Shawn, Jill Eikenberry, Larry Pine, and Mimi Kennedy.

Harvey B. Dodworth: Harvey B. Dodworth (1822–1891) was a bandmaster and conductor of the 13th Regiment Band as well as the Dodworth Band, and was the first person in the United States to arrange Richard Wagner's music for military bands.  He conducted with a band of sixty musicians in between salutes and boxing matches, as well as opening in Madison Square Garden, in which he had plans to lease in 1879 to turn it into a "music garden", where he would conduct a 123-piece band.  Dodworth's band also had free weekly concerts in Central Park, which drew large crowds.  He was born in England, and played the piccolo at the age of ten in the New York Park Theater.  He played for 51 years in his father's band until October 1890.  Dodworth died in West Hoboken, New Jersey in 1891.

Untold Festival: Untold Festival is the largest annual electronic music festival held in Romania, taking place in Cluj-Napoca at Central Park, with the main stage at Cluj Arena.  Untold has been designated Best Major Festival within European Festival Awards 2015.  Guests include a vast range of European countries, as well as Asia and North America.

Elizabeth Barlow Rogers: Elizabeth Barlow Rogers (born 1936) is a landscape designer, landscape preservationist and writer, whose lasting memorial is the revitalization of Central Park, New York City, under her guidance as the first Central Park Administrator, and through the Central Park Conservancy, a private not-for-profit corporation that was founded, largely through Rogers' efforts, in 1980 to bring citizen support to the restoration and renewed management of Central Park.

Tivoli Theatre (Chicago): The Tivoli Theatre was a movie palace in the Woodlawn neighborhood of Chicago, Illinois.  It the first of the "big three" movie palaces built by the Balaban & Katz theatre chain run by A. J. Balaban, his brother Barney Balaban and their partner Sam Katz, who were also owners of the Rivera Theater (North Side) and the Central Park Theater (West Side), that opened on February 16, 1921.  The opening was a gala affair, complete with music from a 55 piece orchestra.  The theater cost $2,000,000 to construct; its lobby was two stories high and was able to hold 3,000 people.  About 1924-1925 Milton Charles was the resident organist who recorded for Marsh Laboratories on the Paramount label using the new electric recording system of Orlando R. Marsh with microphones, compared to the more common acoustic method using horns.  Charles succeeded Jesse Crawford as a Marsh artist after Crawford went to New York to play at the Paramount Theater and eventually record with Victor Talking Machine Company.  The theater, which stood just south of the southeast corner of 63rd Street and Cottage Grove Avenue, closed in 1963 and was demolished shortly thereafter.

Supporting paragraphs: Marvin Cohen (American writer) Shakespeare in the Park (New York City)
Answer: Delacorte Theater