Museum at Portland Head Light
E130629
The Museum at Portland Head Light is a historic maritime museum in Cape Elizabeth, Maine, featuring exhibits on lighthouse history, shipwrecks, and the region’s coastal heritage.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Museum at Portland Head Light canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1116476 — 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: Museum at Portland Head Light Context triple: [Portland Head Light, hasMuseum, Museum at Portland Head Light]
-
A.
Maine State Museum
The Maine State Museum is the official state museum of Maine, showcasing the state's natural history, cultural heritage, and industrial past through extensive exhibits and collections.
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B.
Cape Ann Museum
Cape Ann Museum is a cultural institution in Gloucester, Massachusetts, dedicated to preserving and exhibiting the art, history, and maritime heritage of Cape Ann and its surrounding communities.
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C.
Salem Maritime National Historic Site
Salem Maritime National Historic Site is a historic waterfront area in Salem, Massachusetts, preserving 18th- and 19th-century wharves, buildings, and artifacts related to the city’s prominent role in early American maritime trade.
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D.
New Bedford Whaling Museum
The New Bedford Whaling Museum is a maritime museum in New Bedford, Massachusetts, dedicated to the history of whaling, global maritime industries, and their cultural and environmental impacts.
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E.
New Bedford Whaling National Historical Park
New Bedford Whaling National Historical Park is a protected historic district in New Bedford, Massachusetts, that preserves and interprets the city’s 19th-century whaling industry and maritime heritage.
- 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: Museum at Portland Head Light Target entity description: The Museum at Portland Head Light is a historic maritime museum in Cape Elizabeth, Maine, featuring exhibits on lighthouse history, shipwrecks, and the region’s coastal heritage.
-
A.
Maine State Museum
The Maine State Museum is the official state museum of Maine, showcasing the state's natural history, cultural heritage, and industrial past through extensive exhibits and collections.
-
B.
Cape Ann Museum
Cape Ann Museum is a cultural institution in Gloucester, Massachusetts, dedicated to preserving and exhibiting the art, history, and maritime heritage of Cape Ann and its surrounding communities.
-
C.
Salem Maritime National Historic Site
Salem Maritime National Historic Site is a historic waterfront area in Salem, Massachusetts, preserving 18th- and 19th-century wharves, buildings, and artifacts related to the city’s prominent role in early American maritime trade.
-
D.
New Bedford Whaling Museum
The New Bedford Whaling Museum is a maritime museum in New Bedford, Massachusetts, dedicated to the history of whaling, global maritime industries, and their cultural and environmental impacts.
-
E.
New Bedford Whaling National Historical Park
New Bedford Whaling National Historical Park is a protected historic district in New Bedford, Massachusetts, that preserves and interprets the city’s 19th-century whaling industry and maritime heritage.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
history museum
ⓘ
maritime museum ⓘ tourist attraction ⓘ |
| adjacentTo | Portland Head Light ⓘ |
| category |
Lighthouse museums in the United States
ⓘ
Maritime museums in Maine ⓘ Museums in Cumberland County, Maine ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| focusesOn |
New England lighthouse history
ⓘ
local shipwrecks ⓘ regional coastal culture ⓘ |
| hasCollectionType |
historical documents
ⓘ
lighthouse lenses and equipment ⓘ nautical artifacts ⓘ photographs ⓘ |
| hasExhibit |
coastal heritage of Maine
ⓘ
history of Portland Head Light ⓘ lighthouse history ⓘ shipwrecks ⓘ |
| hasSubject |
coastal defense history at Fort Williams
ⓘ
life of lighthouse keepers ⓘ navigation history ⓘ |
| hasViewOf |
Portland Head Light
ⓘ
rocky Maine coastline ⓘ |
| heritage | maritime history of Casco Bay ⓘ |
| languageOfExhibits | English ⓘ |
| locatedIn |
Cape Elizabeth, Maine, United States
ⓘ
surface form:
Cape Elizabeth, Maine
Cumberland County, Maine ⓘ Maine ⓘ United States of America ⓘ
surface form:
United States
|
| locatedInPark | Fort Williams Park ⓘ |
| nearBodyOfWater |
Atlantic Ocean
ⓘ
Casco Bay ⓘ |
| occupiesBuilding | former keepers’ quarters at Portland Head Light ⓘ |
| openToPublic | true ⓘ |
| operatedBy | Town of Cape Elizabeth ⓘ |
| ownedBy | Town of Cape Elizabeth ⓘ |
| partOf |
Portland Head Light
ⓘ
surface form:
Portland Head Light complex
|
| regionServed | Greater Portland, Maine ⓘ |
| tourismCategory | heritage tourism site ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Museum at Portland Head Light Description of subject: The Museum at Portland Head Light is a historic maritime museum in Cape Elizabeth, Maine, featuring exhibits on lighthouse history, shipwrecks, and the region’s coastal heritage.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.