basinServed

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: basinServed

Indicates that a particular basin is supplied, drained, or otherwise functionally supported by another entity (such as a river, watershed, or infrastructure system).