drainageBetween

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: drainageBetween

Indicates that one area or feature serves as a drainage path or channel between two other areas or features, allowing water or runoff to flow from one to the other.