operatesBy

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: operatesBy

Indicates that an entity performs its function, action, or process through the use or application of another entity (e.g., a method, mechanism, or principle).