historicallyIncludedRegion

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: historicallyIncludedRegion

Indicates that one region was formerly part of, or contained within, another region during a past historical period.