Complex sentence: Achanta Mandal is administered under the Achanta (Assembly constituency) of Narsapuram (Lok Sabha constituency) and it is one of the twelve mandals that falls under Narasapuram revenue division.
Split into simpler sentences: Achanta Mandal is administered under the Achanta (Assembly constituency) of Narsapuram (Lok Sabha constituency). It is one of the twelve mandals that falls under the Narasapuram revenue division.