Question: Sisters was a film directed by the screenwriter who is part of what group of filmmakers?

Context articles: EFILM
Brian De Palma
Robbie Ribspreader
G. Aravindan
Sisters (1973 film)
New England Festival of Ibero American Cinema
Shahram Alidi
Cecil B. Demented
Four Sisters and a Wedding
List of Polish Academy Award winners and nominees

EFILM Digital Laboratories, founded in 1989, is a company serving the motion picture and television industry.
 Their clients include film studios, independent filmmakers, advertisers, animators, visual effects companies and large format filmmakers.
 EFILM is part of Deluxe Entertainment Services Group Inc., a group of facilities overseen by Stefan Sonnenfeld which also includes Beast, Company 3, Method Studios, and Rushes.
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.
Robbie Ribspreader is the reclusive b-movie screenwriter of such films as "Doomed to Consume," "She-Demons of the Black Sun," "Tender Flesh For Zombie Goddess," and others.
 His film "Purple Glow" (directed by Sv Bell) was screened in 2005 at the Fantasia Festival and took first place in the science-fiction category at the 2005 Wreck-Beach Film Festival.
 He is known throughout the industry as the fastest screenwriter on the underground scene, and has worked with a variety of filmmakers on many different projects simultaneously.
Govindan Aravindan (21 January 1935 – 15 March 1991), popularly known as G. Aravindan, was a film director, screenwriter, musician, cartoonist and painter from Kerala, India.
 He was one of the pioneers of Parallel Cinema in Malayalam and is considered as one of the greatest filmmakers in India.
 He was known for his unorthodox way of filmmaking; he changed his cinematic forms consistently and experimented in storytelling without regular narrative styles.
 Before venturing into the film field, he was an established cartoonist.
 He had also worked with documentaries and theatre.
 He also occasionally directed music for other filmmakers.
 The Government of India awarded him the fourth highest civilian award of Padma Shri in 1990.
Sisters (also known as "Blood Sisters" in the United Kingdom) is a 1973 American psychological horror film directed by Brian De Palma and starring Margot Kidder, Jennifer Salt and Charles Durning.
 The plot focuses on a French Canadian model whose separated Siamese twin is suspected of a brutal murder witnessed by a newspaper reporter in Staten Island.
The New England Festival of Ibero American Cinema is a film festival that takes place annually in the cities of Providence, Rhode Island, and New Haven, Connecticut, in the United States.
 It is the largest Latin American cinema festival in the region of New England.
 Held in early fall in Providence and New Haven, the festival aims to become the premier showcase for new works from Latin American and Ibero American filmmakers.
 The festival comprises competitive sections for feature films, documentaries and short films.
 A group of non-competitive showcase sections, including and Panorama are also an important part of the festival.
 Panels, Art Exhibits and Discussions are the focus of the festival which every year invites and hosts Spanish and Latin American filmmakers to interact with Providence and New England audiences.
Shahram Alidi (born 11 December 1971, Sanandaj, Kurdistan, Iran) is an Iranian film director, screenwriter, and film producer.
 He is also a painter, illustrator, and graphic designer.
 Alidi is part of a generation of filmmakers in the Iranian New Wave.
 These filmmakers share many common techniques including the use of poetic dialogue
Cecil B. Demented is a 2000 American black comedy film written and directed by John Waters.
 The film stars Melanie Griffith as a snobby A-list Hollywood actress who is kidnapped by a band of terrorist filmmakers; they force her to star in their underground film.
 Stephen Dorff stars as the eponymous character and leader of the group, with Alicia Witt, Adrian Grenier, Michael Shannon, and Maggie Gyllenhaal co-starring as the rest of his gang of filmmakers, each of whom bear tattoos of various independent directors' names, including Otto Preminger, Kenneth Anger, Sam Peckinpah, David Lynch, Herschell Gordon Lewis, Spike Lee, Rainer Werner Fassbinder, Pedro Almodóvar, and Andy Warhol.
Four Sisters and A Wedding is a 2013 Filipino comedy-drama film directed by Cathy Garcia-Molina and critically acclaimed as one of Philippines' best film of all time.
 The film features Star Cinema's most prominent young actresses: Toni Gonzaga, Bea Alonzo, Angel Locsin and Shaina Magdayao, as the four sisters attempting to stop the wedding of their younger brother played by Enchong Dee.
 Actress Angelica Panganiban was originally part of the main cast but was pulled out and was replaced by Shaina Magdayao.
This is a list of Polish Academy Award winners and nominees.
 This list details the performances of Polish actors, actresses, and films that have either been submitted or nominated for, or have won, an Academy Award.
 This list is current as of the 80th Academy Awards ceremony held on February 24, 2008.
 There were 12 Academy Awards given to Polish filmmakers or their work (see Foreign Film category), including two Honorary Academy Awards and a Technical Achievement Award.
 The category of Cinematography has the strongest presence of Polish filmmakers, with two wins (both by Janusz Kamiński) and five other nominations (including two noms for Kamiński).
 As of that, the cinematographer Janusz Kamiński is the most Oscar-awarded Polish filmmaker.
 The second most-awarded Pole was designer Anton Grot, who won one Academy Award and was nominated to the Oscars five times more.
 The director Roman Polanski won an Oscar and was nominated four more times (additionally, "Knife in the Water", film directed and written by him was also nominated).
 The composer Bronislau Kaper was awarded an Oscar and was nominated three times more.