first-level administrative division of Papua New Guinea

generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"

Class: first-level administrative division of Papua New Guinea

A first-level administrative division of Papua New Guinea is a primary regional unit, such as a province or the National Capital District, that serves as the top-tier subdivision for local governance and administration within the country.