caliphate

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: caliphate

Indicates a relationship in which an authority or governance structure is organized under a caliph, claiming religious and political leadership over a Muslim community or territory.