Question: Gabriella Cristiani assited on two of Betolucci's films including the 1976 film that was screed at what film festival?

Context paragraphs:
1900 (film): 1900 (Italian: "Novecento" , "Twentieth Century") is a 1976 Italian epic historical drama film directed by Bernardo Bertolucci, starring Robert De Niro, Gérard Depardieu, Dominique Sanda, Sterling Hayden, Alida Valli, Romolo Valli, Stefania Sandrelli, Donald Sutherland, and Burt Lancaster.  Set in Bertolucci's ancestral region of Emilia, the film is a praise of communism and chronicles the lives of two men during the political turmoils that took place in Italy in the first half of the 20th century.  The film was screened at the 1976 Cannes Film Festival, but was not entered into the main competition.

The Fifth Seal: The Fifth Seal (Hungarian: "Az ötödik pecsét" ) is a 1976 film by Hungarian director Zoltán Fábri based on a novel of the same name by Hungarian author Ferenc Sánta.  It won the Golden Prize at the 10th Moscow International Film Festival and it was entered into the 27th Berlin International Film Festival.  The film was also selected as the Hungarian entry for the Best Foreign Language Film at the 49th Academy Awards, but was not accepted as a nominee.

Juraj Herz: Juraj Herz (born 4 September 1934) is a Slovakian Jewish film director, actor, and scenic designer whom was born when Kežmarok was a part of Czechoslovakia.  He has directed for both film and television; and in the latter capacity, he has directed episodes of a joint French-Czech television series based on the Maigret novels of Georges Simenon.  His 1971 film "Petrolejové lampy", was entered into the 1972 Cannes Film Festival.  His 1976 film "Den pro mou lásku" was entered into the 27th Berlin International Film Festival.

Jaime Camino: Jaime Camino (11 June 1936 – 4 December 2015) was a Spanish film director and screenwriter.  He directed 16 films between 1962 and 2001.  His 1976 film "Long Vacations of 36" was entered into the 26th Berlin International Film Festival.  His 1992 film "The Long Winter" was entered into the 42nd Berlin International Film Festival.

Jan Łomnicki: Jan Łomnicki (30 June 1929 – 18 December 2002) was a Polish film director and screenwriter.  A graduate of the National Film School in Łódź.  He directed more than thirty films between 1954 and 2000.  His 1976 film "To Save the City" (Polish: "Ocalić miasto" ) was awarded at the Polish Film Festival (1976) and was entered into the 10th Moscow International Film Festival (1977).

Festivus Film Festival: The Festivus Film Festival was a Denver, Colorado-based annual film festival held in January.  It featured independent films at historical venues in the Denver Highlands, including the Bug Theatre and the Oriental Theater.  The Festivus Film Festival was founded in 2008 and ended in 2013.  The festival lasted four days and played a variety of films including features, short films, animation and music videos.  It was the largest independent film festival in Denver.

Chasing Shakespeare: Chasing Shakespeare is a 2013 film directed by Norry Niven, and starring Danny Glover, Ashley Bell, and Graham Greene.  The premiered at the Dallas International Film Festival Festival in April 2013, and was opening night film at the Breckenridge Film Festival, The Montreal Black Film Festival, The 38th annual Native American Film Festival in San Francisco on November 1, 2013, The African Diaspora Film Festival NY and The Orlando Film Festival.  It has been nominated 36 times in as many festivals, winning 27 awards including Best Feature Film at The FirstGlance Film Festival, Best of Fest at The Big Island Film Festival, Best Feature Film at the AFI Cannes Film Festival, Audience Choice, Best Opening Title Sequence at SXSW, Best Dram/Romance at The WorldFest Houston Film Festival, Best Feature Film at the World Peace Initiative The Hampton's Film Festival and Best Director at Red Nations Film Festival and The Orlando Film Festival.  The film was written by James Bird.

Gabriella Cristiani: Gabriella Cristiani (born 1949) is an Italian film editor with about twenty feature film credits.  She has had a notable collaboration with director Bernardo Bertolucci.  Early in her career she assisted editor Franco Arcalli on two of Bertolucci's films, "Last Tango in Paris" (1972) and "1900" (1976).  Arcalli was the "supervising editor" on a 1977 film, "Berlinguer, I Love You", that was one of Cristiani's first feature editing credits; the film was directed by Giuseppe Bertolucci - Bernardo's brother.  Arcalli was to have edited Bernardo Bertolucci's next film, "La Luna" (1979), but he died during production; Cristiani, who was assisting, then took over as editor.

Seoul International Women's Film Festival: SEOUL International Women’s Film Festival (SIWFF, previously International Women's Film Festival in Seoul, IWFFIS) first took place on April 1, 1997, which marked the second appearance of the international film festival in Korea following Busan International Film Festival launched in 1996.  This was the time when there was no clear idea about how to define a film festival.  At that time, SEOUL International Women’s Film Festival came up with a catchphrase See the world through women’s eyes, setting its main goal to introduce women’s films that explore the “women’s reality from the women’s perspectives”.  Featuring films by women, for women, and of women, the 1st edition of SEOUL International Film Festival received a number of positive reviews from the audience, which was never anticipated this much.  Thanks to continuous support from the audience, SEOUL International Film Festival that used to be happening every other year has become an annual event since the 3rd edition in 2001.  For the 6th edition in 2004, SEOUL International Women’s Film Festival looked for changes by relocating the festival office and venues to Sinchon, the street of youth and culture.  For the 9th edition in 2007, the Queer Rainbow section was first introduced, presenting films about life and culture of gender minorities.  In order to go beyond the gender boundaries based on biological sex and to reach out for solidarity, SEOUL International Women’s Film Festival newly created the Open Cinema section encompassing feminist films made by male directors.  Now in 2015, SEOUL International Film Festival attempts to build its new festival identity and become a cultural platform more approachable for a wide variety of audiences by changing the official English title of the festival from International Women’s Film Festival in Seoul to SEOUL International Women’s Film Festival as well as by retouching the festival logo used for last 17 years.

Leonardo Corbucci: Leonardo Corbucci is an award-winning film director from Italy who is now located in Los Angeles US and member of the DGA (Directors Guild of America).  He has won many prizes from the prestigious "Rising Star" at the Canadian International Film Festival to the "Silver Ace" at the Las Vegas International Film festival, "Best Romance" at the Best of Best Film Fest, "Best Experimental Film" at the Idie Gathering, "Best Drama" at the International Family Film Festival, "Best screenplay" at the Sunset Film Festival, "Honorable Mention" at the Queen World Film Festival, "Titoli Price" at the Murgia Film Festival, "Best Short film" at the Burbank Film Festival.  His films have been official selections at the Venice Film Festival, Beverly Hills Film Festival, Santa Barbara Film Festival, San Diego IndieFest, Phoenix Film Festival, Riverside Film Festival, Seattle True Independent Film Festival, Ventura Film Festival, Rome Film Festival, Riverband Film Festival and screened at that Cannes Film Festival.

Supporting paragraphs: Gabriella Cristiani 1900 (film)
Answer: 1976 Cannes Film Festival