音楽

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: 音楽

Indicates a relationship where an entity is associated with, involves, or is characterized by music as a form of sound-based artistic or cultural expression.