haveMajorPortsAndHinterlandLinks

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: haveMajorPortsAndHinterlandLinks

Indicates that there exist significant seaports and the associated inland transport connections or logistical networks that link those ports to their surrounding regions.