Rockland harbor
E407936
Rockland Harbor is a coastal harbor in Rockland, Maine, known historically as a commercial and fishing port and as a gateway to Penobscot Bay.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rockland harbor canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3975646 — 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: Rockland harbor Context triple: [Maine Central Railroad, servedPort, Rockland harbor]
-
A.
North Coast Harbor
North Coast Harbor is a waterfront district in downtown Cleveland, Ohio, known for its cultural attractions, marinas, and views of Lake Erie.
-
B.
Salem Harbor
Salem Harbor is a historic seaport in Salem, Massachusetts, that played a major role in early American maritime trade and privateering.
-
C.
Yankee Harbour
Yankee Harbour is a natural harbour on Greenwich Island in the South Shetland Islands of Antarctica, known as a sheltered anchorage historically used by sealers and later by scientific expeditions.
-
D.
Menemsha Harbor
Menemsha Harbor is a picturesque fishing and boating harbor on Martha’s Vineyard, known for its working waterfront, fresh seafood, and sunset views.
-
E.
Hyannis Port Harbor
Hyannis Port Harbor is a small coastal harbor on Cape Cod known for its recreational boating, scenic waterfront, and proximity to the historic Kennedy family compound.
- 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: Rockland harbor Target entity description: Rockland Harbor is a coastal harbor in Rockland, Maine, known historically as a commercial and fishing port and as a gateway to Penobscot Bay.
-
A.
North Coast Harbor
North Coast Harbor is a waterfront district in downtown Cleveland, Ohio, known for its cultural attractions, marinas, and views of Lake Erie.
-
B.
Salem Harbor
Salem Harbor is a historic seaport in Salem, Massachusetts, that played a major role in early American maritime trade and privateering.
-
C.
Yankee Harbour
Yankee Harbour is a natural harbour on Greenwich Island in the South Shetland Islands of Antarctica, known as a sheltered anchorage historically used by sealers and later by scientific expeditions.
-
D.
Menemsha Harbor
Menemsha Harbor is a picturesque fishing and boating harbor on Martha’s Vineyard, known for its working waterfront, fresh seafood, and sunset views.
-
E.
Hyannis Port Harbor
Hyannis Port Harbor is a small coastal harbor on Cape Cod known for its recreational boating, scenic waterfront, and proximity to the historic Kennedy family compound.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
coastal harbor
ⓘ
harbor ⓘ |
| adjacentTo | City of Rockland waterfront ⓘ |
| bodyOfWater | Penobscot Bay ⓘ |
| cityServed | Rockland, Maine NERFINISHED ⓘ |
| coast | Atlantic Ocean ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| hasActivity |
lobster fishing
ⓘ
sailing ⓘ tourism ⓘ |
| hasLandmark |
Rockland Breakwater
ⓘ
linked to:
Rockland Breakwater Light
Rockland Breakwater Light ⓘ |
| hasPort | Port of Rockland ⓘ |
| hasStructure |
Rockland Harbor breakwater
ⓘ
linked to:
Rockland Breakwater Light
|
| historicalRole |
regional commercial center
ⓘ
regional fishing center ⓘ |
| knownFor |
commercial port activities
ⓘ
fishing port activities ⓘ gateway to Penobscot Bay ⓘ |
| locatedIn |
Knox County, Maine
NERFINISHED
ⓘ
Maine ⓘ New England ⓘ Penobscot Bay region ⓘ
linked to:
Midcoast Maine
Rockland, Maine NERFINISHED ⓘ |
| nauticalChartRegion |
Penobscot Bay nautical area
ⓘ
linked to:
Penobscot Bay
|
| partOf | Gulf of Maine ⓘ |
| usedFor |
commercial shipping
ⓘ
ferry services ⓘ fishing ⓘ recreational boating ⓘ |
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: Rockland harbor Description of subject: Rockland Harbor is a coastal harbor in Rockland, Maine, known historically as a commercial and fishing port and as a gateway to Penobscot Bay.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.