firstDeployedIn

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: firstDeployedIn

Indicates the time or place where something (such as a system, product, or technology) was initially put into operational use or service.