originalWestEndLeadCharacter

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: originalWestEndLeadCharacter

Indicates that a person was the first actor to play a specific lead character in the original West End production of a show.