Question: What is the occupation of Wang Quan'an and Donald Sawyer?
Context: Tuya's Marriage is a 2006 Chinese film directed by Wang Quan'an. The 60th annual Berlin International Film Festival was held from 11–21 February 2010, with Werner Herzog as President of the Jury.  The opening film of the festival was Chinese director Wang Quan'an's romantic drama "Apart Together", in competition, while the closing film is Japanese director Yoji Yamada's "About Her Brother", which was screened out of competition.  The Golden Bear went to Turkish film "Bal" directed by Semih Kaplanoğlu.  A new record attendance was established with 282,000 sold tickets, according to the organizers.  A complete restored version of Fritz Lang's "Metropolis" was also shown at the festival. Jingzhe is a 2004 Chinese film directed by Wang Quan'an.  The film is Wang's second feature and sees him reuniting with actress Yu Nan.  "Jingzhe" is also known by its original international title, The Story of Ermei. Lunar Eclipse is a 1999 Chinese film and the directorial debut from Sixth Generation director Wang Quan'an.  It is also the feature film debut of Wang's most frequent collaborator/muse Yu Nan.  Unlike his next two films, which focus on rural communities, "Lunar Eclipse" is an urban drama following the wife of a newlywed couple (Yu Nan) who becomes mesmerized by an amateur photographer (Wu Chao) who claims to have once been in love with a woman who looked just like her.  The film was produced by the Beijing Film Studio. White Deer Plain () is a 2011 Chinese drama film directed by Wang Quan'an and based on the novel of the same name by Chen Zhongshi.  The film competed in competition for the Golden Bear at the 62nd Berlin International Film Festival, where Lutz Reitemeier won the Silver Bear for Outstanding Artistic Achievement for his photography. Donald Sawyer is a film director, currently residing in Westfield, New Jersey.  He is best known for directing the controversial 2009 documentary, 'The Eyes Have Frozen Open: The Fall of the Kroner'.  The film chronicling the financial crisis in Iceland met harsh reviews at the 2010 Boulder International Film Festival.  Critics have cited its depiction of certain British banks as being succubi on the economy of Iceland as "over-the-top and defamatory." Weaving Girl is a 2009 Chinese film directed by Wang Quan'an.  Wang's fourth feature film, "Weaving Girl" stars Wang's frequent collaborator and former partner, actress Yu Nan. Jia Zhangke (born 24 May 1970) is a Chinese film director and screenwriter.  He is generally regarded as a leading figure of the "Sixth Generation" movement of Chinese cinema, a group that also includes such figures as Wang Xiaoshuai, Lou Ye, Wang Quan'an and Zhang Yuan. Wang Quan'an () (b. 1965) is a Sixth Generation Chinese film director.  Wang was born in Yan'an, China.  He graduated from the Beijing Film Academy in 1991.  He had a ten-year relationship with actress and muse Yu Nan, which ended in 2009. Apart Together () is a 2010 Chinese drama film directed by Wang Quan'an.  It was nominated for the Golden Bear at the 60th Berlin International Film Festival and won the Best Screenplay award.
Answer: film director