Question: What language is used by the director of Thenum Vayambum?

full_context: Document 1: Mughal-e-Azam: Mughal-e-Azam () is a 1960 Indian epic historical drama film directed by K. Asif and produced by Shapoorji Pallonji. Starring Prithviraj Kapoor, Dilip Kumar, Madhubala, and Durga Khote, it follows the love affair between Mughal Prince Salim (who went on to become Emperor Jahangir) and Anarkali, a court dancer. Salim's father, Emperor Akbar, disapproves of the relationship, which leads to a war between father and son.
Document 2: Drohkaal: Drohkaal () is a 1994 Indian crime drama film directed and produced by Govind Nihalani, which deals with India's fight against terrorism. The film examines the mental and psychological trauma that honest police officers go through in their fight against a group of ruthless terrorists. It was remade in Tamil as "Kuruthipunal", produced by Kamal Haasan and directed by P. C. Sreeram, which was India's official entry for the 68th Academy Awards Best Foreign Language Film category.
Document 3: Fatma Begum: Begum became the first female director of Indian cinema with her 1926 film, Bulbul-e-Paristan.  While no known prints of the film currently exist, the high budget production has been described as a fantasy film featuring many special effects. If true, the film places Begum among early pioneers of fantasy cinema such as George Melies. While continuing to produce and appear in her own work, Fatma worked for Kohinoor Studios and Imperial Studios until her last film in 1938, Duniya Kya Hai?
Document 4: Thiranottam: Thiranottam () is a 2005 Indian Malayalam-language drama film directed by Ashok Kumar and produced by Sasheendran made in 1978, starring Mohanlal, Chandramohan Ravikumar, Maniyanpilla Raju and Renu Chandra in their debut roles. Mohanlal played Kuttappan, a mentally disabled servant in the movie. The film was completed and censored, but was not released immediately.
Document 5: Thenum Vayambum: Thenum Vayambum is a 1981 Malayalam film directed by Ashok Kumar, starring Nedumudi Venu, Prem Nazir and Sumalatha in the leading roles, along with Mohanlal and Rani Padmini.
Document 6: Kamaal Khan: Kamaal Khan has won the ``R.D. Burman ''Filmfare Award for the`` Most Promising Upcoming Talent'' becoming the first UK born male winner of the coveted Filmfare Award since its introduction in 1954. He is also a winner / nominee of numerous awards such as MTV, Filmfare, ZEE and Channel (V) for both singing and acting. He went on to achieve further success with his solo albums O Oh Jaane Jana, Suno To Deewana Dil and ``Kal Raat ''. MTV Award - winning director Shivraj Santhakumar collaborated with Kamaal to shoot a music video for Kal Raat in Rome. The music video caught the eye of Bollywood director Rahul Rawail and landed Kamaal his debut acting role.
Document 7: Nilaavinte Naattil: Nilaavinte Naattil is a 1986 Malayalam film directed by Vijay Menon starring Prem Nazir, Seema, Bharath Gopi, Lalu Alex and M. G. Soman. The movie deals with the feelings of a young girl who is alone in a big lonely house at night and is left with no other option than being seduced into sex by a stranger.
Document 8: Thurakkatha Vathil: Thurakkatha Vathil is a 1970 Indian Malayalam film, directed by P. Bhaskaran and produced by A. Raghunath. The film stars Prem Nazir, Madhu, (Ragini) Jayabharathi and Sreelatha Namboothiri. The film's musical score was by K. Raghavan. The movie received the National Award for the best film on National Integration in 1970. It was he second Malayalam film to win this award. The first was "Janmabhoomi" in 1967. Philomina won the Kerala State Film Award for Second Best Actress for this movie.
Document 9: Bollywood: In 1937, Ardeshir Irani, of Alam Ara fame, made the first colour film in Hindi, Kisan Kanya. The next year, he made another colour film, a version of Mother India. However, colour did not become a popular feature until the late 1950s. At this time, lavish romantic musicals and melodramas were the staple fare at the cinema.
Document 10: Azhagana Naatkal: Azhagana Naatkal () is a 2001 Tamil comedy film directed by Sundar C. The film features Karthik and Rambha in the lead roles and became the third collaboration of the pair with Sundar after the successes of "Ullathai Allitha" (1996) and "Unakkaga Ellam Unakkaga" (1999). The film also featured Mumtaj, Goundamani and Senthil in pivotal roles and featured music composed by Deva. The film released on 7 December 2001 and is a remake of the Malayalam film "Minnaram" and is also loosely based on Jaishankar film "Penne Nee Vazhga".
Document 11: Mahal (1949 film): Mahal (Hindi: महल, ) is a 1949 Indian Hindi film directed by Kamal Amrohi and starring Ashok Kumar and Madhubala. It was India's first reincarnation thriller film.
Document 12: Maa Inti Mahalakshmi: Maa Inti Mahalakshmi is a 1959 Telugu, family drama film, directed by Gutha Ramineedu and produced by Parvathaneni Gangadhara Rao.
Document 13: Thenum Paalum: Thenum Paalum () is a 1971 Tamil language drama film directed by P. Madhavan. The film features Sivaji Ganesan, Padmini and B. Saroja Devi in lead roles.
Document 14: Theruvu Narthaki: Theruvu Narthaki is a 1988 Indian Malayalam film, directed by N. Sankaran Nair and produced by S. Kumar. The film stars Balan K. Nair, Bheeman Raghu, Geetha and Anuradha in the lead roles. The film has musical score by Vijayabhaskar.
Document 15: Douthyam: Douthyam is a 1989 Malayalam-language Indian action adventure film directed by P. Anil and written by Gayathri Ashokan. The film stars Mohanlal, Suresh Gopi, Parvathy Jayaram, and Babu Antony.
ground_truth: Hindi
sub_queries: Who served as director for Thenum Vayambum? Answer: Ashok Kumar
Ashok Kumar >> languages spoken, written or signed Answer: Hindi