South Portland, Maine
E263852
South Portland, Maine is a coastal city in Cumberland County known for its industrial base, retail centers, and proximity to Portland Harbor.
All labels observed (6)
| Label | Occurrences |
|---|---|
| South Portland, Maine canonical | 17 |
| City of South Portland | 2 |
| South Portland | 2 |
| South Portland waterfront | 1 |
| South Portland, Maine, United States | 1 |
| city of South Portland, Maine | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T638441 — 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: South Portland, Maine Context triple: [Fairchild Semiconductor, headquartersLocation, South Portland, Maine]
-
A.
Portland, Maine
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.
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B.
Greater Portland, Maine
Greater Portland, Maine is the state's largest metropolitan region, centered on the coastal city of Portland and known for its historic waterfront, cultural attractions, and economic significance in northern New England.
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C.
Plymouth, Maine
Plymouth, Maine is a small rural town in Penobscot County known for its quiet residential character and forested, lake-dotted landscape.
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D.
Madison, Maine
Madison, Maine is a small town in central Maine known for its rural character, historic mill industry, and location along the Kennebec River.
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E.
Bridgewater, Maine
Bridgewater, Maine is a small rural town in northern Maine known for its agricultural landscape and location near the Canadian border.
- 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: South Portland, Maine Target entity description: South Portland, Maine is a coastal city in Cumberland County known for its industrial base, retail centers, and proximity to Portland Harbor.
-
A.
Portland, Maine
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.
-
B.
Greater Portland, Maine
Greater Portland, Maine is the state's largest metropolitan region, centered on the coastal city of Portland and known for its historic waterfront, cultural attractions, and economic significance in northern New England.
-
C.
Plymouth, Maine
Plymouth, Maine is a small rural town in Penobscot County known for its quiet residential character and forested, lake-dotted landscape.
-
D.
Madison, Maine
Madison, Maine is a small town in central Maine known for its rural character, historic mill industry, and location along the Kennebec River.
-
E.
Bridgewater, Maine
Bridgewater, Maine is a small rural town in northern Maine known for its agricultural landscape and location near the Canadian border.
- F. None of above. chosen
Statements (48)
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: South Portland, Maine Description of subject: South Portland, Maine is a coastal city in Cumberland County known for its industrial base, retail centers, and proximity to Portland Harbor.
Referenced by (24)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: South Portland, Maine
linked to: South Portland, Maine
subject linked to:
Bug Light (Portland Breakwater Light)
subject linked to:
Bug Light (Portland Breakwater Light)
linked to: South Portland, Maine
subject linked to:
Bug Light (Portland Breakwater Light)
linked to: South Portland, Maine
subject linked to:
Bug Light (Portland Breakwater Light)
linked to: South Portland, Maine
linked to: South Portland, Maine
linked to: South Portland, Maine
subject linked to:
US 1A