Step 1: "Prithviraj Raso" describes the life and wars of the Chauhan king Prithviraj III. Step 2: It is attributed to Chandbardai, the court poet and friend of Prithviraj, and is considered the first and most important epic of Hindi/Dingal literature. Step 3: Narpati Nalha wrote "Bisaldev Raso", Jagnik wrote "Alha-Khand" (Parmal Raso), and Suryamal Mishran (Bundi) wrote "Vansh Bhaskar". Answer: Chandbardai.