Portland, Maine
E69449
Portland, Maine is a coastal New England city known for its historic Old Port district, vibrant arts and food scenes, and working waterfront on Casco Bay.
All labels observed (11)
How this entity was disambiguated
This entity first appeared as the object of triple T363576 — 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: Portland, Maine Context triple: [University of Southern Maine Portland campus, locatedIn, Portland, Maine]
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A.
Bangor, Maine
Bangor, Maine is a small city in eastern Maine known as a regional commercial and cultural hub and famously associated with author Stephen King.
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B.
Orono, Maine
Orono, Maine is a small town in Penobscot County best known as the home of the University of Maine’s flagship campus.
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C.
Augusta, Maine
Augusta, Maine is a small city in the northeastern United States known as the capital of the state of Maine and situated along the Kennebec River.
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D.
Bethel, Maine
Bethel, Maine is a small town in western Maine known for its outdoor recreation, proximity to the White Mountains, and role as a gateway to nearby ski areas like Sunday River.
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E.
Farmington, Maine
Farmington, Maine is a small town in western Maine that serves as the service and cultural center of Franklin County and is home to the University of Maine at Farmington.
- 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: Portland, Maine Target entity description: Portland, Maine is a coastal New England city known for its historic Old Port district, vibrant arts and food scenes, and working waterfront on Casco Bay.
-
A.
Bangor, Maine
Bangor, Maine is a small city in eastern Maine known as a regional commercial and cultural hub and famously associated with author Stephen King.
-
B.
Orono, Maine
Orono, Maine is a small town in Penobscot County best known as the home of the University of Maine’s flagship campus.
-
C.
Augusta, Maine
Augusta, Maine is a small city in the northeastern United States known as the capital of the state of Maine and situated along the Kennebec River.
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D.
Bethel, Maine
Bethel, Maine is a small town in western Maine known for its outdoor recreation, proximity to the White Mountains, and role as a gateway to nearby ski areas like Sunday River.
-
E.
Farmington, Maine
Farmington, Maine is a small town in western Maine that serves as the service and cultural center of Franklin County and is home to the University of Maine at Farmington.
- F. None of above. chosen
Statements (51)
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: Portland, Maine Description of subject: Portland, Maine is a coastal New England city known for its historic Old Port district, vibrant arts and food scenes, and working waterfront on Casco Bay.
Referenced by (242)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
City of Portland, Maine
this entity surface form:
City of Portland, Maine
this entity surface form:
Portland, Maine, United States
this entity surface form:
Downtown Portland, Maine
this entity surface form:
Portland, Maine, United States
this entity surface form:
City of Portland, Maine
this entity surface form:
Portland, Maine, United States
this entity surface form:
Portland, Maine, United States
this entity surface form:
Portland, Maine, United States
this entity surface form:
Portland, Maine, United States
this entity surface form:
Portland, Maine, United States
this entity surface form:
downtown Portland, Maine
this entity surface form:
city of Portland, Maine
this entity surface form:
Downtown Portland, Maine
subject surface form:
Wadsworth–Longfellow House
this entity surface form:
Portland, Maine, United States
this entity surface form:
City of Portland, Maine
subject surface form:
Portland Breakwater Light