context: Raghupathi Venkataratnam Naidu was born on 1 October 1862 in Machilipatnam, the home of the legendary Telangana. Naidu's education began in the city of Chanda (Chandrapur) as his father Appayanadu acted as a Subedar and was in Uttarabharata. Introduced in Hindi, Urdu and Persian. Since his father moved to Hyderabad, he continued his education at Nizam High School. He later graduated from the Madras Christian College and later completed his MA and LT. Mother Seshamma is a devotee. She is a virtuous woman. It is the week that the holy man does not care about the caste religions.
question: What is the father's name of Raghupati Venkaiah Naidu?
answers.text: Appayanadu