Question: Which Mexican Mafia gang originated in Los Angeles, California, US in the 1980s?

Context paragraphs:
Rene Enriquez (mobster): Rene "Boxer" Enriquez (born July 7, 1962 in Artesia, California) is a former Mexican-American [[Gang Member].  He was a high ranking influential member of the [[Mexican Mafia]] before becoming a federal witness in 2003.  His life is chronicled in [[Chris Blatchford]]'s [[true crime]] book "The Black Hand: The Story of Rene "Boxer" Enriquez, and his life in the Mexican Mafia".

Ramona Gardens: Ramona Gardens is a public housing development in the Boyle Heights neighborhood of Los Angeles, California, USA.  It is operated by the Housing Authority of the City of Los Angeles.  Currently and historically Latino, it is also the home of the Big Hazard street gang, connected to the Mexican Mafia, and has been the center of the illegal drug market in all of Southern California.

Florencia 13: The Florencia 13 is an American criminal street gang in Los Angeles, California, composed mainly of Hispanic-Americans and some blacks.  The gangs name is after the Florence area of Los Angeles county, the 13 is for it's allegiance to the Mexican Mafia.  They are involved in drug smuggling, murder, assault, robbery etc.

MS-13: MS-13 (Mara Salvatrucha; also known as simply MS or Mara) is an international criminal gang that originated in Los Angeles, California, US in the 1980s.  The gang later spread to many parts of the continental United States, Canada, Mexico, and Central America, and is active in urban and suburban areas.  Most members are ethnically of Central American origin (principally El Salvador).

Mexikanemi: Mexikanemi is a gang known as the Texas Mexican Mafia, formed in the early 1980s in the Texan penal systems.  It functions separately from the original California Mexican Mafia, and members consider themselves primarily tied to the area of Aztlán, formerly Mexican territories in the southwestern United States.  The group engages in a wide range of illegal activities including drug trafficking, loan sharking, and money laundering.

38th Street gang: The 38th Street gang is an American criminal street gang in Los Angeles, California, composed mainly of Hispanic-Americans.  The 38th Street gang is one of the oldest street gangs in Los Angeles and has been occupying its territory since the 1920s.  They engage in many criminal activities.  The Mexican Mafia controls and routinely uses 38th Street gang members to carry out their orders.

Pomona 12th Street Sharkies: Pomona 12th Street Sharkies are a street gang in Pomona, California.  Pomona 12th Street is the largest Hispanic gang in Pomona.  The gang members are surenos and answer to the Mexican Mafia or La Eme.  The gang uses a shark as a mascot.  Pomona 12th Street gang will commonly abbreviate the name to "P12" or "PXII."  Members will commonly wear Pittsburgh Pirate baseball hats because it displays a "P" on the front.  Additionally, members have been known to wear Detroit Tigers baseball hats because it displays a "D" on the front which stands for "Doce" and translated from Spanish to English means the number 12.

Mexican Mafia: The Mexican Mafia (Spanish: "Mafia Mexicana"), also known as La eMe (Spanish for "the M"), is a highly organized Mexican American criminal organization in the United States.  Despite its name, the Mexican Mafia did not originate in Mexico, and is entirely a U.S. criminal prison organization.  Sureños, including MS-13 is a Mexican gange.  and Florencia 13, use the number 13 to show allegiance to the Mexican Mafia.  M is the 13th letter of the alphabet.  Law enforcement officials report that La eMe is the most powerful gang within the California prison system.  Government officials state that there are currently 155–300 official members of the Mexican Mafia with around 990 associates who assist La eMe in carrying out its illegal activities in the hopes of becoming full members.

Playboys (gang): Playboys 13 Gang, also known by the short name PBS13, is a violent, predominantly Hispanic street gang in West and East Los Angeles, California.  They sometimes use the name Conejo or Rabbit gang.  They align themselves with the Mexican Mafia, also known as La eme (which is Spanish for the letter M), while in prison and set aside their rivalry with other Sureño gangs.  In some areas they refer to their houses and meeting or hang out areas as rabbit holes.

The Avenues (gang): The Avenues, also known as Avenidas or AVE's, is a Mexican/Mexican American criminal street gang mostly in Los Angeles County, California.  They originally started as a social club for local Latino youths to protect themselves from other violent youths.  The Avenues, like most Mexican gangs in Los Angeles, are under the direct control of the Mexican Mafia when sent to State, County, or Federal prisons.  They have a long history, but not all of it is riddled with violence and hate.

Supporting paragraphs: Mexican Mafia MS-13
Answer: MS-13