Green Harbor River
E621376
Green Harbor River is a small coastal river in southeastern Massachusetts that flows through the town of Marshfield into the Atlantic Ocean.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Green Harbor River canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6783812 — 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: Green Harbor River Context triple: [Marshfield, hasRiver, Green Harbor River]
-
A.
Greenport Harbor
Greenport Harbor is a waterfront area on the North Fork of Long Island, New York, known for its historic maritime character, marina facilities, and scenic views of the Peconic Bay.
-
B.
Plum Island Sound
Plum Island Sound is a coastal estuary in northeastern Massachusetts where several rivers meet the Atlantic Ocean behind Plum Island.
-
C.
Sakonnet Neck
Sakonnet Neck is a coastal peninsula in Rhode Island that forms part of the historical homeland of the Indigenous Sakonnet people.
-
D.
Buttermilk Channel, New York Harbor
Buttermilk Channel, New York Harbor, is a tidal strait in New York City separating Brooklyn from Governors Island and serving as a key navigational channel within the Upper New York Bay.
-
E.
Sandy Hook Bay
Sandy Hook Bay is a sheltered inlet along the New Jersey coast near the entrance to New York Harbor, known for its maritime activity, recreational boating, and proximity to Sandy Hook Peninsula.
- 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: Green Harbor River Target entity description: Green Harbor River is a small coastal river in southeastern Massachusetts that flows through the town of Marshfield into the Atlantic Ocean.
-
A.
Greenport Harbor
Greenport Harbor is a waterfront area on the North Fork of Long Island, New York, known for its historic maritime character, marina facilities, and scenic views of the Peconic Bay.
-
B.
Plum Island Sound
Plum Island Sound is a coastal estuary in northeastern Massachusetts where several rivers meet the Atlantic Ocean behind Plum Island.
-
C.
Sakonnet Neck
Sakonnet Neck is a coastal peninsula in Rhode Island that forms part of the historical homeland of the Indigenous Sakonnet people.
-
D.
Buttermilk Channel, New York Harbor
Buttermilk Channel, New York Harbor, is a tidal strait in New York City separating Brooklyn from Governors Island and serving as a key navigational channel within the Upper New York Bay.
-
E.
Sandy Hook Bay
Sandy Hook Bay is a sheltered inlet along the New Jersey coast near the entrance to New York Harbor, known for its maritime activity, recreational boating, and proximity to Sandy Hook Peninsula.
- F. None of above. chosen
Statements (16)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| country | United States of America ⓘ |
| flowsThrough | Marshfield, Massachusetts ⓘ |
| hasMouthElevation | 0 meters ⓘ |
| hasRegion | New England ⓘ |
| hasWaterBodyType | tidal river ⓘ |
| locatedIn |
Massachusetts
ⓘ
Plymouth County, Massachusetts ⓘ
linked to:
Plymouth County
United States East Coast ⓘ
linked to:
East Coast of the United States
southeastern Massachusetts ⓘ
linked to:
Southeastern Massachusetts
|
| mouthLocatedIn |
Atlantic Ocean
ⓘ
Green Harbor, Marshfield, Massachusetts ⓘ
linked to:
Green Harbor (Marshfield, Massachusetts)
|
| partOf | watershed of the Atlantic Ocean ⓘ |
| usedFor |
boating
ⓘ
fishing ⓘ recreation ⓘ |
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: Green Harbor River Description of subject: Green Harbor River is a small coastal river in southeastern Massachusetts that flows through the town of Marshfield into the Atlantic Ocean.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.