sailingUnder

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: sailingUnder

Indicates that one entity (typically a vessel) is operating or traveling while registered, flagged, or officially recognized under the authority or jurisdiction of another entity (such as a country or organization).