isOneOfPrincipalLocalSettlementsOf

Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning.  
# Instructions
Focus on describing the relationship, not the entities themselves. 
# Response Format
Begin the description with \' Indicates...\'

Predicate: isOneOfPrincipalLocalSettlementsOf

Indicates that an entity is among the main local settlements associated with or served by another entity (such as a region, facility, or administrative unit).