Question: Which filmmaker, Theo Angelopoulos or Barbara Albert, was Greek?

full_context: Document 1: Elisa Albert: Elisa Albert (born July 2, 1978) is the author of the short story collection "How this Night is Different (Free Press, 2006)", the novels "The Book of Dahlia (Free Press, 2008)" and "After Birth (Houghton Mifflin Harcourt, 2015)", and an anthology, "Freud's Blind Spot: Writers on Siblings (Free Press, 2010)".
Document 2: Reconstitution (1970 film): Reconstitution (, tr. "Anaparastasi") is a 1970 Greek dramatic black and white independent underground art film directed by Theo Angelopoulos. It is the director's first feature film. While based on true events, it transcends them to recall the ancient myths of the Atrides and Clytemnestra.
Document 3: Trilogy: The Weeping Meadow: Trilogy: The Weeping Meadow (Greek: Τριλογία: Το λιβάδι που δακρύζει) is an award-winning 2004 Greek romantic historical drama film, written and directed by Theo Angelopoulos. It stars Alexandra Aidini, Thalia Argyriou, Giorgos Armenis, Vasilis Kolovos and Nikos Poursanidis, and was released during the 2004 Berlin International Film Festival, on 11 February 2004. It is the first film of a projected trilogy about recent events in Greek history. "The Dust of Time" (2008) is the second film of the trilogy. In January 2012, Angelopoulos died unexpectedly, leaving the trilogy uncompleted.
Document 4: Barbara Bouchet: Barbara Bouchet (born Barbara Gutscher, 15 August 1944) is a German-American actress and entrepreneur who lives and works in Italy.
Document 5: Days of '36: Days of '36 (, tr. "Méres tou '36") is a 1972 Greek dramatic independent underground art film directed by Theo Angelopoulos. Its title is a tribute to Constantine P. Cavafy.
Document 6: Theo Angelopoulos: Theodoros "Theo" Angelopoulos (Greek: Θεόδωρος Αγγελόπουλος ) (27 April 1935 – 24 January 2012) was a Greek filmmaker, screenwriter and film producer.
Document 7: Barbara Zeisl Schoenberg: Barbara Zeisl Schoenberg was born in New York on May 17, 1940, the daughter of Austrian-American Jewish refugee from Nazi Austria composer Eric Zeisl and his wife Dr. Gertrud S Zeisl (Jellinek). She is portrayed by actress Frances Fisher in "Woman in Gold", the 2015 film about her son E. Randol Schoenberg, who represented Maria Altmann in her claim against the Government of Austria to recover five family-owned paintings by the artist Gustav Klimt stolen by the Nazis during World War II.
Document 8: Barbara Slade: Barbara Slade is a writer, creator and producer of children’s programming. Based in London, England, she travels extensively, heading up shows for the international market.
Document 9: Albert Berger: Albert Berger is a film producer of such films as "King of the Hill", "Election", "Cold Mountain", "Little Children", "Little Miss Sunshine", "Ruby Sparks", and "Nebraska". He is also a co-executive producer on the HBO series "The Leftovers (TV series)".
Document 10: Réka Albert: Réka Albert (born 2 March 1972) is a Romanian-born Hungarian scientist. She is professor of physics and adjunct professor of biology at Pennsylvania State University and is noted for the Barabási–Albert model and research into scale-free networks and Boolean modeling of biological systems.
Document 11: Nikos Nikolaidis: Nikos Georgiou Nikolaidis (Greek: Νίκος Γεωργίου Νικολαΐδης ) (25 October 1939, Athens, Greece – 5 September 2007, Athens, Greece) was a Greek film director, screenwriter, film producer, writer, theatre director, assistant director, record producer, television director, and commercial director. He is usually considered a representative of European avant-garde and experimental art film.
Document 12: George Tzavellas: George Tzavellas, also rendered Giorgos Tzavellas, Yiorgos Tzavellas, or Yorgos Javellas (Greek: Γιώργος Τζαβέλλας , 1916, Athens – October 18, 1976), was a Greek film director, screenwriter, and playwright. His filmmaking was particularly influential, with critic Georges Sadoul considering him "one of the three major postwar Greek directors" (along with Michael Cacoyannis and Nikos Koundouros).
Document 13: Barbara Albert: Barbara Albert (born 1970 in Vienna) is an Austrian writer, film-producer and film-director.
Document 14: Eleni Karaindrou: Eleni Karaindrou (Greek: Ελένη Καραΐνδρου ) is a Greek composer, born in the village of Teichio (Tichio) in Phocis, Central Greece, on November 25, 1941. She is best known for scoring the films of the Greek director Theo Angelopoulos.
Document 15: Theo van Gogh (film director): Theodoor "Theo" van Gogh (] ; 23 July 19572 November 2004) was a Dutch film director, film producer, television director, television producer, television presenter, screenwriter, actor, critic and author.
ground_truth: Theodoros "Theo" Angelopoulos