Title: Bal Thackeray
Content:  Thackeray was born on 23 January 1926 in Pune, the son of Keshav Sitaram Thackeray (also known as 'Prabodhankar') and his wife Ramabai Thackeray. The family belongs to the Marathi Chandraseniya Kayastha Prabhu community. He got his surname Thackeray from his father Keshav who was an admirer of India-born British writer William Makepeace Thackeray, his father Keshav later changed his surname from Panvelkar to "Thackeray" Bal was the eldest of eight siblings, three among them being brothers Shrikant Thackeray (father of Raj Thackeray) and Ramesh Thackeray, and five sisters (Sanjeevani Karandikar, Prabhavati (Pama) Tipnis, Sudha Sule, Sarla Gadkari and Susheela Gupte). Bal's father, Keshav Thackeray, was a journalist and cartoonist by profession; he was also a social activist and writer who was involved in the Samyukta Maharashtra Movement of the 1950s, which argued for the creation of a unified state called Maharashtra for Marathi-speaking areas with Mumbai as its capital. Bal Thackeray was inspired by his father's political philosophy.
Title: Bal Thackeray
Content:  Bal Keshav Thackeray (23 January 1926 – 17 November 2012), lovingly addressed as "Balasaheb", was an Indian politician who founded the Shiv Sena, a right-wing pro-Marathi and Hindu nationalist party active mainly in the state of Maharashtra. Thackeray began his professional career as a cartoonist with the English-language daily, The Free Press Journal in Bombay (now Mumbai), but he left the paper in 1960 to form his own political weekly, Marmik. His political philosophy was largely shaped by his father Keshav Sitaram Thackeray, a leading figure in the Samyukta Maharashtra (United Maharashtra) movement, which advocated the creation of a separate linguistic state for Marathi speakers. Through 
Title: Raj Thackeray
Content:  Raj Thackeray's given name is a hypocorism of Swararaj. His parents were Shrikant Thackeray (younger brother of Bal Thackeray) and Kunda Thackeray (younger sister of Bal Thackeray's wife Meena Thackeray). As a child he learnt tabla, guitar and violin. Thackeray is a graduate of Mumbai's Sir J.J. Institute of Applied Art Upon graduation he joined Marmik, the weekly magazine of Bal Thackeray, as a cartoonist.
Title: Bal Thackeray
Content:  Thackeray was married to Meena Thackeray (née Sarla Vaidya) on 13 June 1948 and had three sons, oldest son Bindumadhav, middle son Jaidev, and youngest son Uddhav. Meena died in 1995 and Bindumadhav died the following year in a car accident. Uddhav succeeded his father as the leader of Shiv Sena. Uddhav's son, Aditya wants to continue the family dynasty by getting active in the party. Raj is his brother Shrikant's son. Despite Raj's breakaway from the main party, Raj continues to maintain that Thackeray was his ideologue and relations between them improved during Thackeray's final years. Raj broke away from Shiv Sena to form his own political party called the Maharashtra Navnirman Sena. Sanjeevani Karandikar is Bal Thackeray's sister. Thackeray drew cartoons for the Free Press Journal, the Times of India and Marmik besides contributing to Saamna till 2012. He cited the New Zealander cartoonist David Low as his inspiration.
Title: Thackeray (film)
Content:  Thackeray is a 2019 Indian biographical film written and directed by Abhijit Panse and made simultaneously in Marathi and Hindi. The film follows the life of Balasaheb Thackeray, the founder of the Indian political party Shiv Sena. The film stars Nawazuddin Siddiqui as Thackeray and Amrita Rao as his wife. The film released on 25 January 2019, right after the 93rd birthday of Bal Thackeray.
Title: Political families of Maharashtra
Content: Bal Thackeray (Balasaheb) (1926 – 2012) - founder leader and former chairperson of the Shiv Sena ; Uddhav Thackeray,Chief Minister Of Maharashtra; leader and chairperson of the Shiv Sena; son of Balasaheb Thackeray ; Aditya Thackeray, Minister (Environment and climate, Tourism, Protocol), Government of Maharashtra; founder and president of Yuva Sena; son of Uddhav Thackeray ; Raj Thackeray, nephew of Balasaheb. Founded and heads the breakaway faction called Maharashtra Navnirman Sena ; Amit Thackeray, Son of Raj Thackeray MNS Leader The Thackeray Family, Mumbai
Title: Bal Thackeray
Content:  the founder of the Marathi-language newspaper Saamana. After the riots of 1992–93, he and his party took a Hindutva stance. In 1999, Thackeray was banned from voting and contesting in any election for six years on the recommendations of the Election Commission for indulging in seeking votes in the name of religion. Thackeray was arrested multiple times and spent a brief stint in prison, but he never faced any major legal repercussions. Upon his death, he was accorded a state funeral, at which many mourners were present. Thackeray did not hold any official positions, and he was never formally elected as the leader of his party.
Title: Prabodhankar Thackeray
Content:  Keshav Sitaram Thackeray (17 September 1885 – 20 November 1973; born Keshav Sitaram Panvelkar, also known as Keshav Sitaram Thakre and Keshav Sitaram Dhodapkar, commonly known by his pen name Prabodhankar Thackeray), was an Indian social reformer. He campaigned against superstitions, untouchability, child marriage and dowry. He was also a prolific author. He was one of the key leaders of the Samyukta Maharashtra Samiti which successfully campaigned for the linguistic state of Maharashtra. He was the father of Bal Thackeray, who founded the Shiv Sena, a pro-Marathi Hindu nationalist party leader. He is also the grandfather of Shiv Sena supremo and current Chief minister of Maharashtra Uddhav Thackeray and Maharashtra Navnirman Sena chief Raj Thackeray. There is a school in Pune named after him.
Title: Raj Thackeray
Content:  Raj Shrikant Thackeray (Marathi pronunciation: [ɾaːd͡ʒ ʈʰaːkɾeː], born Swararaj Shrikant Thackeray; 14 June 1968) is an Indian politician and chairperson of the Maharashtra Navnirman Sena (MNS), a regional political party. He is the nephew of Bal Thackeray; and a cousin of Shiv Sena chief and the 19th and current Chief Minister of Maharashtra Uddhav Thackeray.
Title: Raj Thackeray
Content:  Thackeray started his political career by launching the student wing of Shiv sena called Bharatiya Vidyarthi sena. He came to prominence during the campaign for 1990 Maharashtra assembly elections. During the 1990s, Raj believed himself to the heir of his uncle, Balasaheb. However, Balasaheb showed strong preference for his own son, Uddhav.

Question: Who is the father of Bal Thackeray?
Answer: Prabodhankar Thackeray.
Keshav Sitaram Thackeray.