Question: What crime is a porn star born who died in 1988 suspected of commiting?

Context paragraphs:
John Holmes (actor): John Curtis Holmes (August 8, 1944 – March 13, 1988), better known as John C. Holmes or Johnny Wadd (after the lead character he portrayed in a series of related films), was one of the most prolific male pornographic film actors of all time, as he appeared in about 2,934 adult loops and pornographic feature films mainly during the Golden Age of Porn in the 1970s and 1980s.

Wonderland murders: The Wonderland murders, also known as the Four on the Floor Murders or the Laurel Canyon Murders, are four unsolved murders that occurred in Los Angeles on July 1, 1981.  It is assumed that five people were targeted to be killed in the known drug house of the Wonderland Gang, three of whom were present.  All three of them, Ron Launius, Billy DeVerell, and Joy Miller, along with accomplice Barbara Richardson, died from extensive blunt-force trauma injuries.  Only Ron Launius' wife, Susan Launius, survived the attack, allegedly masterminded by organized crime figure and nightclub owner Eddie Nash.  He, his henchman Gregory Diles, and porn star John Holmes were at various times arrested, tried, and acquitted for their involvement in the murders.  LAPD detectives were on record saying the crime scene was bloodier and more gruesome than that of the Tate-LaBianca murders.

Kurt Marshall: Kurt Marshall (birth name James Allen Rideout, Jr.) (November 13, 1965 – October 10, 1988) was a model and an actor who performed in gay pornographic films in the mid-1980s.  Although he appeared in only four films, the gay pornographic industry trade publication "Unzipped" named him one of the top 100 gay porn stars of all time in 2006, author Leigh Rutledge listed him as the ninth most influential gay porn star of all time in 2000, and adult film magazine editor John Erich called him one of the "most beautiful" gay adult film stars of the 1980s.

Dick Ho: Asian Male Porn Star: Dick Ho: Asian Male Porn Star is the title of a 2006 documentary film directed by Jeffrey Lei, that explores the supposed existence of an adult film actor named "Dick Ho" during the 1970s, which is considered to be the golden age of the adult film industry.  The lore of the film emphasizes the fact that he’s Asian, commenting on the lack or absence of Asian male heterosexuality in mainstream American porn.  Revelations of his life, and the controversy surrounding it, are presented through rare film footage and interviews with actual porn stars of the era.

The Dirk Diggler Story: The Dirk Diggler Story is a 1988 mockumentary short film written and directed by Paul Thomas Anderson.  It follows the rise and fall of Dirk Diggler, a well-endowed male porn star.  The character was modeled on American porn actor John Holmes.  The film was later expanded into Anderson's successful 1997 breakout film "Boogie Nights".

Porn Star Zombies: Porn Star Zombies is a horror comedy film.  It was initially a 2007 Slamdance Film Festival script competition finalist written by Keith Emerson.  Eventually, the writer secured a budget to produce/direct the horror-comedy, leading to generally favorable advance reviews after its completion in 2010.  As the film was being marketed for distribution, there was a brief theatrical run and coverage at Cannes Film Festival 2012.  Porn Star Zombies has since been released on DVD nationwide through R2 films.

Porn Star Dancing: "Porn Star Dancing" is the debut single by the Canadian rock band My Darkest Days from their debut self-titled album released on September 21, 2010.  The song spent 26 weeks on "Billboard"' s Rock Songs chart where, on December 11, 2010, it peaked at number seven.  It performed better on the "Billboard" Mainstream Rock Tracks chart, where it spent two weeks at number one.  Chad Kroeger of Nickelback appears in the "Porn Star Dancing" video, as does American rapper Ludacris and Black Label Society lead vocalist and lead guitarist Zakk Wylde.  The music video was directed by Brendan Cochrane.

Adored (film): Adored (Italian: "Poco più di un anno fa - Diario di un pornodivo" , also known as "Little More Than a Year Ago", "Adored: Diary of a Male Porn Star" and "Adored: Diary of a Porn Star") is a 2003 Italian drama film written, directed and starred by Marco Filiberti.

Mommy XXX: Mommy XXX is an American reality television web series directed and produced by John Ferrie and starring former porn star Demi Delia.  The show was produced by Teru Media and premiered on Sony Pictures Entertainment owned Crackle on June 18, 2009.  The show "chronicles the life of Demi Delia, an actively working porn star with two teenage children...".  New episodes streamed on Thursday through September 10, 2009.

How to Make Money Like a Porn Star: How to Make Money Like a Porn Star is the first graphic novel published by ReganBooks/HarperCollins, written by New York Times bestselling author Neil Strauss and illustrated by artist Bernard Chang.  Strauss and Chang have collaborated on two previous books, "How to Make Love Like a Porn Star" (the autobiography of porn queen Jenna Jameson), and "".

Supporting paragraphs: Wonderland murders John Holmes (actor)
Answer: four unsolved murders