Given the task definition and input, reply with output. In this task, you are given a set of context paragraphs, some supporting facts and an answer of a question. Your task is to generate question for given answer based on set of context paragraphs, supporting facts and an answer.

Context_1 : Hal Ashby (September 2, 1929 December 27, 1988) was an American film director and editor associated with the New Hollywood wave of filmmaking. Context_2 : New Hollywood, sometimes referred to as the "American New Wave", usually refers to a movement in American film history from the mid-to-late 1960s ("Bonnie and Clyde", "The Graduate" and "Easy Rider") to the early 1980s ("Heaven's Gate", "One from the Heart") when a new generation of young filmmakers came to prominence in United States, influencing the types of films produced, their production and marketing, and the way major studios approached film-making. In New Hollywood films, the film director, rather than the studio, took on a key authorial role. The definition of New Hollywood varies, depending on the author, with some of them defining it as a movement and others as a period. The span of the period is also a subject of debate, as well as its integrity, as some authors, such as Thomas Schatz, argue that the New Hollywood consist of several different movements. The films made in this movement are stylistically characterized in that their narrative often strongly deviated from classical norms. Context_3 : Brian Russell De Palma (born September 11, 1940) is an American film director and screenwriter. He is considered part of the New Hollywood wave of filmmaking. Context_4 : John "Jonathan" Gilmore (July 5, 1935 - October 13, 2016) was an American author and gonzo journalist known for iconoclastic Hollywood memoirs, true crime literature and hard-boiled fiction. A motion picture, television and stage actor in Los Angeles and New York in the 1950s, his friends including James Dean and Marilyn Monroe, Gilmore has also written about his encounter with Elizabeth Short a.k.a. "The Black Dahlia" during his youth. Gilmore emerged as a writer from the Beat Generation in the '60s, influenced by Jack Kerouac and befriended by author William S. Burroughs. The publication of his true crime book "Severed: The True Story of the Black Dahlia," ushered in a cult following for the author. His manuscripts and original writings are housed in the special collections department of the Research Library of the University of California at Los Angeles. Context_5 : "Black Dahlia" is a song by American rock band, Hollywood Undead. It was released on September 13, 2010 as the sixth and the final single from the band's debut studio album, "Swan Songs". The single consists of three remixes of the track, "Black Dahlia". Context_6 : Black Dahlia is a 2006 United States production horror film inspired by the mysterious unsolved murder of the"Black Dahlia", Hollywood actress Elizabeth Short. Instead of dramatizing the infamous 1947 murder of Short and the ensuing investigation, writer-director Ulli Lommel follows a series of contemporary L.A.-area homicides patterned after the 1947 slaying. Context_7 : American Tragedy Redux is the second remix album by American rap rock band Hollywood Undead, taking songs exclusively off the band's 2011 studio album, "American Tragedy", and remixing them. The first remix album was the Black Dahlia Remixes album, featuring three remixes of Hollywood Undead's single, "Black Dahlia". The album was released on November 21, 2011 by A&M/Octone Records. The original tracks on the album, which were on "American Tragedy", were recorded following the induction of Daniel Murillo into the band in early 2010 and lasted until December. The tracks were then remixed by various DJ's and musicians during the band's "World War III Tour" with Asking Alexandria later in 2011. The album's first single, "Levitate (Digital Dog club mix)", was released on October 18, 2011, with a music video being released on October 24. Context_8 : Robert Towne (born Robert Bertram Schwartz, November 23, 1934) is an American screenwriter, producer, director and actor. He was part of the New Hollywood wave of filmmaking. He is best known for his Academy Award-winning original screenplay for Roman Polanski's "Chinatown" (1974), which is widely considered one of the greatest screenplays ever written. He later said it was inspired by a chapter in Carey McWilliams's "Southern California Country: An Island on the Land" (1946) and a "West" magazine article on Raymond Chandler's Los Angeles. Towne also wrote the sequel, "The Two Jakes" (1990); the Hal Ashby comedy-dramas "The Last Detail" (1973) and "Shampoo" (1975); and the first two "" films. Context_9 : Francis Ford Coppola ( ; born April 7, 1939), also credited as Francis Coppola, is a semi-retired American film director, producer, screenwriter and film composer. He was a central figure in the New Hollywood wave of filmmaking. Context_10 : William Finley (September 20, 1940 April 14, 2012) was an American actor who has appeared in the films "Simon", "Silent Rage", "Phantom of the Paradise", "Sisters", and "The Wedding Party". He had a long-running friendship and collaboration with director Brian De Palma, beginning with the student films "Woton's Wake" (1962) and "Murder a la Mod" (1968). He also acted in De Palma's 2006 release "The Black Dahlia". Under the name W. Franklin Finley, he wrote the screenplay for the 1983 film "The First Time". He was also the co-author of the 1985 book "Racewalking". fact_1 : He had a long-running friendship and collaboration with director Brian De Palma, beginning with the student films "Woton's Wake" (1962) and "Murder a la Mod" (1968). fact_2 : He also acted in De Palma's 2006 release "The Black Dahlia". fact_3 : He is considered part of the New Hollywood wave of filmmaking. Answer: Brian De Palma
Which director who is considered part of the New Hollywood wave of filmmaking directed The Black Dahlia?