hasAlternativeStack

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: hasAlternativeStack

Indicates that an entity is associated with a different or substitute stack configuration or implementation that can be used in place of the primary one.