Question: What was founded first, Playboy or Goldmine?

Context paragraphs:
First Descents: First Descents is a charitable non-profit organization that gives a free outdoor adventure experience trip to young adults who are fighting cancer.  Brad Ludden, a professional kayaker, founded First Descents in 2001 at age 20.

Playboy Foundation: The Playboy Foundation is a corporate-giving organization that provides grants to non-profit groups involved in fighting censorship and researching human sexuality.  It is currently on hiatus.  It gives grants and in-kind contributions, such as advertising space in the "Playboy" magazine to organizations concerned with US First Amendment freedoms.  The Playboy Foundation was founded in 1965.  The Playboy Foundation also provided $5000 seed money to found NORML.

Stewart Spiers: Stewart Spiers was a small but innovative firm of plane-makers in Scotland, founded first of all in Ayr in Ayrshire and continuing under the registered name of Stewart Speirs Ltd ["sic"] in Paisley, Renfrewshire, from c. 1933 until its demise in the mid to late 1930s.  Like the Glasgow firm of Alexander Mathieson & Sons, Spiers benefited hugely from the thriving industries on the Firth of Clyde in the latter half of the nineteenth century.

Andrew Bryan (Baptist): Andrew Bryan (1737–1812) founded First Bryan Baptist Church, affectionately called the Mother Church of Black Baptists, and First African Baptist Church of Savannah in Savannah, Georgia, the first black Baptist churches to be established in America.  Bryan was the former slave of Jonathan Bryan.

Goldmine (magazine): Goldmine, established in September 1974, by founder Brian Bukantis out of Fraser Michigan is an American magazine that focuses on the collectors' market for records, tapes, CDs, and music-related memorabilia.  Each issue features news articles, interviews, discographies, histories, current reviews on recording stars of the past and present.  Discographies are featured, listing all known releases.  Coverage includes Rock, Blues, Country, Folk and Classical.  Other features include classified ads, trends, and a show calendar.  At one point its chief competitor was DISCoveries (with more of an emphasis on 1950s oldies) which later was purchased by the same owner before folding into it as a single publication.

Penco: Penco (Mapudungun: "Peumo water") is a Chilean city and commune in Concepción Province, Bío Bío Region on the Bay of Concepción.  Founded as the city of Concepción del Nuevo Extremo ('beginning of the new extreme') on February 12, 1550 by Pedro de Valdivia, it is the third oldest city in Chili, after capital Santiago founded first in 1541 and La Serena second in 1544.

Krefeld Pinguine: The Krefeld Pinguine (Krefeld Penguins) are an ice hockey team in the Deutsche Eishockey Liga.  Their home ice is in Krefeld, North Rhine-Westphalia, Germany at the König Palast.  Founded first in 1936 by Willi Münstermann, the pro team became a limited liability company in 1994 and joined the top tier Deutsche Eishockey Liga.  In their history they have won the German championship in 1952 and 2003.

Playboy: Playboy is an American men's lifestyle and entertainment magazine.  It was founded in Chicago in 1953, by Hugh Hefner and his associates, and funded in part by a $1,000 loan from Hefner's mother.  Notable for its centerfolds of nude and semi-nude models (Playmates), "Playboy" played an important role in the sexual revolution and remains one of the world's best-known brands, having grown into Playboy Enterprises, Inc., with a presence in nearly every medium.  In addition to the flagship magazine in the United States, special nation-specific versions of "Playboy" are published worldwide.

Syracuse Triad: The Syracuse Triad is the name given to the three women's sororities founded at Syracuse University.  Alpha Phi was founded first in 1872 by 10 of the original 20 women admitted into Syracuse University.  Gamma Phi Beta came along two years later in 1874 and with it came the term "sorority," which was coined at the time of its founding.  (Prior to that, women's Greek-letter organizations used the term "women's fraternity," since no more appropriate term existed.)  Alpha Gamma Delta completed the triad in 1904.

Tanta University: It was founded first in 1962 as a branch from the University of Alexandria with the faculty of Medicine only and then it became an independent university named University of the Middle Delta in 1972.  It had at that time Medicine, Science, Agriculture and Education faculties.  Then, its name was changed into Tanta University in 1973.

Supporting paragraphs: Goldmine (magazine) Playboy
Answer: Playboy