requiresParityBetween

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: requiresParityBetween

Indicates that a balanced or matching condition must hold between two entities, such that their relevant attributes or quantities share the same parity or equivalence.