Question: Who received two National Film Awards in Kalankini Kankabati?

Context articles: Sharmila Tagore
Geetu Mohandas
Dasari Narayana Rao
National Film Award for Best Lyrics
Kalankini Kankabati
Gangaraju Gunnam
Firaaq
Konkona Sen Sharma
Sagara Sangamam
Samhita (film)

Sharmila Tagore (also known as Begum Ayesha Sultana; born 8 December 1944) is an Indian film actress known for her works predominantly in Hindi cinema.
 She has received two National Film Awards and two Filmfare Awards for her performances.
Gayathri Mohandas (born 14 February 1981) known professionally as Geetu Mohandas is an Indian film actress and director known for her works in Malayalam cinema and Bollywood.
 In 2013, she directed the socio political film "Liar's Dice" which has received two National Film Awards, was premiered at Sundance Film Festival, and has been chosen as India's entry for the U.S. 87th Academy Awards, popularly known as the Oscars.
May 2017) was an Indian film director, dialogue writer, actor, politician, and lyricist known for his works predominantly in Telugu cinema, and few Bollywood films.
 He has directed more than one hundred and fifty feature films in a variety of genres.
 His works emphasize social injustice, corruption and gender discrimination.
 Rao has received two National Film Awards, nine state Nandi Awards including the Raghupathi Venkaiah Award, and four Filmfare Awards South including the lifetime Achievement.
 During his career he has also acted in Telugu, Tamil, and Kannada languages.
 He gained national fame, when he directed Rajesh Khanna in two completely different roles in successful films like Aaj Ka M.L.A. Ram Avtar and Asha Jyoti in 1984.
The National Film Award for Best Lyrics (the Silver Lotus Award) is an honour presented annually at the National Film Awards by the Directorate of Film Festivals (DFF) to a lyricist who has composed the best song for films produced within the Indian film industry.
 The award was first introduced at the 16th National Film Awards in 1969.
 It was intermittently awarded till the 22nd National Film Awards (1975).
 From then on, no award was presented until the 32nd National Film Awards (1985).
 However, since 1985 every year the award has been presented with the exception of the 34th National Film Awards (1987).
 As of the 62nd National Film Awards (2015), the DFF has presented a total of 36 awards to 24 different lyricists.
Kalankini Kankabati (English:Stigmatized Kankabati) is a 1981 Bengali language Indian crime drama film directed by Uttam Kumar, starring Mithun Chakraborty, Sharmila Tagore, Supriya Choudhury, Asitbaran and Uttam Kumar
Gangaraju Gunnam is an Indian film producer, director and writer known for his works in Telugu cinema and Television.
 He received two National Film Awards for producing path breaking films like "Aithe", and "Bommalata".
 He has also produced and directed, blockbusters like "Anukokunda Oka Roju" and "Amma Cheppindi" respectively, and has garnered three state Nandi Awards.
 He has also created the popular sitcom Amrutham.
 He owns the film production company "Just Yellow".
Firaaq (English: Separation) is a 2008 Hindi political thriller, anthology film set one month after the 2002 violence in Gujarat, India and looks at the aftermath in its effects on the lives of everyday people.
 It claims to be based on "a thousand true stories".
 "Firaaq" means both separation and quest in Arabic.
 The film is the directorial debut of actress Nandita Das and stars Naseeruddin Shah, Deepti Naval, Nawazuddin Siddiqui, Paresh Rawal, Sanjay Suri, Raghubir Yadav, Shahana Goswami, Amruta Subhash and Tisca Chopra.
 It has largely been well received locally and internationally.
 "Firaaq" won three awards at the Asian Festival of First Films in Singapore in December 2008, the Special Prize at the International Thessaloniki Film Festival, and an award at the Kara Film Festival in Pakistan.
 It won two National Film Awards at 56th National Film Awards.
Konkona Sen Sharma (born 3 December 1979) is an Indian actress, writer, and director.
 She has received two National Film awards and three Filmfare awards.
 The daughter of veteran filmmakeractress Aparna Sen, Konkona appears primarily in Indian arthouse and independent films, and her achievements in the genre have established her as one of the leading actresses of contemporary parallel cinema.
Sagara Sangamam (English: "Confluence with Ocean" ) is a 1983 Telugu musical dance film directed by K. Viswanath and produced by Edida Nageswara Rao, starring Kamal Haasan, Jayaprada, Sarath Babu, S. P. Sailaja and Chakri Toleti.
 Upon release, the film received positive reviews and became a box office hit.
 The film has received two National Film Awards, three Filmfare Awards South, and the Nandi Award for Best Feature Film (Bronze).
 The film is listed among CNN-IBN's list of hundred greatest Indian films of all time.
Samhita: The Script (or simply Samhita) is a 2013 Indian Marathi film directed by duo Sumitra BhaveSunil Sukthankar and produced by Mukta Arts in association with Ashokk Movies.
 The film starts Devika Daftardar, Milind Soman, and Rajeshwari Sachdev in the lead roles along with Uttara Baokar and Jyoti Subhash reprising the supporting roles.
 The film had its theatrical release on 18 October 2013 and won several awards including two National Film Awards at the 60th National Film Awards; the Best Female Playback Singer for Arati Ankalikar-Tikekar and the Best Music Direction (Songs) for Shailendra Barve.
 The director-producer Subhash Ghai, the founder of Mukta Arts, was not initially part of the film and was approached when the director duo faced a financial problems.