Port of Portland (Maine)

E290356

commercial port deep-water port seaport

The Port of Portland (Maine) is a major deep-water seaport and commercial shipping hub on the U.S. East Coast, supporting cargo, fishing, and cruise operations for the region.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
Port of Portland, Maine	6
Port of Portland (Maine) canonical	5
Maine Port Authority	1

How this entity was disambiguated

This entity first appeared as the object of triple T2705337 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Port of Portland (Maine)
Context triple: [Portland Harbor, hasFacility, Port of Portland (Maine)]

A. Port of Portland
The Port of Portland is a major Pacific Northwest seaport and transportation hub in Oregon that handles international maritime trade, cargo, and regional logistics.
B. Port of Boston
The Port of Boston is a major New England seaport and transportation hub handling cargo, cruise ships, and maritime commerce for the Boston metropolitan area.
C. Port of Boston
The Port of Boston is a commercial seaport in Lincolnshire, England, serving as a regional hub for cargo handling and maritime trade.
D. Port of Newport
The Port of Newport is a major Oregon coastal port and marina complex that supports commercial fishing, shipping, and recreational boating on the central Pacific coast.
E. Port of Brunswick
The Port of Brunswick is a major deepwater seaport on the southeastern coast of the United States, known especially as one of the nation’s leading gateways for automobile and Ro/Ro cargo imports and exports.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Port of Portland (Maine)
Target entity description: The Port of Portland (Maine) is a major deep-water seaport and commercial shipping hub on the U.S. East Coast, supporting cargo, fishing, and cruise operations for the region.

A. Port of Portland
The Port of Portland is a major Pacific Northwest seaport and transportation hub in Oregon that handles international maritime trade, cargo, and regional logistics.
B. Port of Boston
The Port of Boston is a major New England seaport and transportation hub handling cargo, cruise ships, and maritime commerce for the Boston metropolitan area.
C. Port of Boston
The Port of Boston is a commercial seaport in Lincolnshire, England, serving as a regional hub for cargo handling and maritime trade.
D. Port of Newport
The Port of Newport is a major Oregon coastal port and marina complex that supports commercial fishing, shipping, and recreational boating on the central Pacific coast.
E. Port of Brunswick
The Port of Brunswick is a major deepwater seaport on the southeastern coast of the United States, known especially as one of the nation’s leading gateways for automobile and Ro/Ro cargo imports and exports.
F. None of above. chosen

Statements (50)

Predicate	Object
instanceOf	commercial port ⓘ deep-water port ⓘ seaport ⓘ
connectedBy	pipeline infrastructure ⓘ railway ⓘ road network ⓘ
country	United States of America ⓘ surface form: United States
governedBy	Portland, Maine ⓘ surface form: City of Portland, Maine
hasFacility	cold storage warehouses ⓘ cruise ship berths ⓘ fishing fleet berths ⓘ fuel storage tanks ⓘ
hasFunction	breakbulk cargo handling ⓘ bulk cargo handling ⓘ cargo handling ⓘ commercial shipping hub ⓘ container handling ⓘ cruise port ⓘ fishing port ⓘ petroleum import terminal ⓘ rail-served marine terminal ⓘ
hasHarbor	Portland Harbor ⓘ
hasNavigationChannel	deep-draft shipping channel ⓘ
hasTerminal	Gulf Oil terminals ⓘ Portland International Marine Terminal ⓘ surface form: International Marine Terminal Portland International Marine Terminal ⓘ surface form: Ocean Gateway Terminal Portland Fish Pier ⓘ Sprague Energy terminals ⓘ
isMajorPortFor	Maine economy ⓘ Northern New England ⓘ
locatedIn	Cumberland County, Maine ⓘ Maine ⓘ Portland, Maine ⓘ
locatedInTimeZone	Eastern Time Zone ⓘ
locatedOn	Atlantic Ocean ⓘ Gulf of Maine ⓘ
operatedBy	Portland, Maine ⓘ surface form: City of Portland, Maine
partOf	East Coast of the United States ⓘ surface form: U.S. East Coast
serves	Maritime Provinces ⓘ surface form: Canadian Maritimes Maine ⓘ New England ⓘ surface form: New England region
subjectTo	U.S. Coast Guard jurisdiction ⓘ U.S. Customs and Border Protection jurisdiction ⓘ
supportsActivity	bulk commodities trade ⓘ commercial fishing ⓘ container shipping ⓘ cruise tourism ⓘ petroleum imports ⓘ
waterway	Casco Bay ⓘ Fore River (Maine) ⓘ surface form: Fore River

How these facts were elicited

Referenced by (12)

Full triples — surface form annotated when it differs from this entity's canonical label.

Portland Harbor → hasFacility → Port of Portland (Maine) ⓘ

Portland International Marine Terminal → operatedBy → Port of Portland (Maine) ⓘ

this entity surface form: Maine Port Authority

Portland International Marine Terminal → partOf → Port of Portland (Maine) ⓘ

Pan Am Railways → servedPort → Port of Portland (Maine) ⓘ