Complex sentence: Law and order are enforced by the Tamil Nadu police, which for administrative purposes has constituted Tiruchirappalli city as a separate district, divided into five sub-divisions with a total of 18 police stations.
Split into simpler sentences: Law and order are enforced by the Tamil Nadu police, which for administrative purposes, has constituted Tiruchirappalli city as a separate district. The district is divided into five sub-divisions with a total of 18 police stations.