threwPerfectGame

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: threwPerfectGame

Indicates that one entity (typically a pitcher) completed a game without allowing any opposing player to reach base, achieving a perfect game against another entity (typically a team).