Question: Are Shyam Benegal and Lina Wertmüller both directors and screenwriters?

Context paragraphs:
Lina Wertmüller: Lina Wertmüller (] ; born 14 August 1928) is an Italian screenwriter and film director.  She was the first woman nominated for an Academy Award for Directing for "Seven Beauties".  She is also known for her films "The Seduction of Mimi", "Love and Anarchy" and "Swept Away".

Seven Beauties: Seven Beauties (Italian: "Pasqualino Settebellezze" ) is a 1975 Italian language film written and directed by Lina Wertmüller and starring Giancarlo Giannini, Fernando Rey, and Shirley Stoler.  Written by Wertmüller, the film is about an Italian everyman who deserts the army during World War II and is captured by the Germans and sent to a prison camp, where he does anything to survive.  Through flashbacks, we learn about his family of seven unattractive sisters, his accidental murder of one sister's lover, his imprisonment in an insane asylum, his rape of a patient, and his volunteering to be a soldier to escape confinement.  The production design and costume design were by the director's husband, Enrico Job.

25th Filmfare Awards: The 25th Filmfare Awards were held in 1978.  Shyam Benegal's "Bhumika" was named the Best Film of the year, starting a run where 3 films by Shyam Benegal won the Best Film award in 5 years.  Amitabh Bachchan won his first Best Actor award for his role in Manmohan Desai's Amar Akbar Anthony.

Vasant Dev: Vasant Deo(1929-25 Jan.1996) is an Indian writer, lyricist and screenwriter and a Hindi academic at Parle College in Mumbai.  He worked in Hindi parallel cinema through the 1980s, working with directors like Shyam Benegal, Govind Nihalani and Mahesh Bhatt.  He is best known for "Saanjh Dhale Gagan Tale" sung by Suresh Wadkar, and "Mann Kyun Behka", a Lata Mangeshkar and Asha Bhosle duet in "Utsav" (1984) directed by Girish Karnad.  He wrote plays and poetry in Marathi, and Marathi to Hindi translator.

Ankur (film): Ankur (Hindi: अंकुर, Urdu: اَنکُر, translation: "The Seedling") is an Indian colour film of 1974.  It was the first feature film directed by Shyam Benegal and the debut of Indian actors Ananth Nag and Shabana Azmi.  Ananth Nag was introduced in Ankur by Shyam Benegal after his higher education in Mumbai.  The film was shot in Hyderabad.  Though Shabana Azmi had acted in other films as well, "Ankur" was her first release. Shabana Azmi interview </ref>

Nitish Roy: Nitish Roy is an Indian film art director, production designer, and costume designer in Hindi cinema and a Bengali Film Director, who is also known for his work with art cinema directors, Shyam Benegal, Mrinal Sen and Govind Nihlani, Hindi mainstream cinema, directors like Rajkumar Santoshi, as well as international directors like Mira Nair and Gurinder Chadha.

Welcome to Sajjanpur: Welcome to Sajjanpur is a 2008 Indian Hindi comedy film directed by Shyam Benegal and starring Shreyas Talpade and Amrita Rao in the lead roles.  The film is by noted Parallel cinema director, Shyam Benegal, marking his return to comedy after filming "Charandas Chor" (1975).  Even though Benegal is responsible for other films in the parallel cinema genre, this film was one of his mainstream Bollywood films.  It was a remake of the 1977 film "Palkon Ki Chhaon Mein".

The Belle Starr Story: The Belle Starr Story/Il mio corpo per un poker is a 1968 Italian made episodic "Bonnie and Clyde" type spaghetti western co-written and co-directed by Lina Wertmüller and starring Elsa Martinelli who also sings the title song.  It is the only spaghetti western directed by a woman and one of the few which stars a woman in the title role.  Wertmüller replaced after a few days Piero Cristofani, who was at his directorial debut.

Kondura: Kondura / Anugraham is a 1978 Indian bilingual film simultaneously directed by Shyam Benegal in Hindi and Telugu.  The film is based on the novel by Marathi writer, Chintamani T. Khanolkar [चिं.  त्र्यं.  खानोलकर] by the same name, the screen adaptation was made by Shyam Benegal and Girish Karnad.  The majority of the cast was common to both films and included Ananth Nag, Vanisri, Amrish Puri, Shekhar Chatterjee (Hindi version only), Rao Gopal Rao (Telugu version only) and Satyadev Dubey.  The film was one of the Indian entries at the 4th Hong Kong International Film Festival.

Shyam Benegal: Shyam Benegal (born 14 December 1934) is an Indian director and screenwriter.  With his first four feature films "Ankur" (1973), "Nishant" (1975), "Manthan" (1976) and "" (1977) he created a new genre, which has now come to be called the "middle cinema" in India.  He has expressed dislike of the term, preferring his work to be called New or Alternate cinema.  Benegal was awarded the Padma Shri in 1976 and the Padma Bhushan in 1991.  On 8 August 2007, Benegal was awarded the highest award in Indian cinema for lifetime achievement, the Dadasaheb Phalke Award for the year 2005.  He has won the National Film Award for Best Feature Film in Hindi seven times.

Supporting paragraphs: Shyam Benegal Lina Wertmüller
Answer: yes