Weymouth Back River
E477114
Weymouth Back River is a tidal river in eastern Massachusetts that flows between the towns of Weymouth and Hingham before emptying into Hingham Bay.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Weymouth Back River canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4880927 — 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: Weymouth Back River Context triple: [Hingham Bay, receivesInflowFrom, Weymouth Back River]
-
A.
Back River
Back River is a tidal channel and secondary waterway in South Carolina that branches off from the Cooper River and helps drain the surrounding coastal lowlands.
-
B.
Gloucester River
The Gloucester River is a river in the Mid North Coast region of New South Wales, Australia, known for flowing through the town of Gloucester and its surrounding rural and scenic landscapes.
-
C.
Pembroke River
The Pembroke River is a tidal waterway in Pembrokeshire, Wales, that flows past the historic Pembroke Castle before joining the Milford Haven Waterway.
-
D.
Chester River
The Chester River is a tidal tributary of the Chesapeake Bay in Maryland, known for its scenic waterfront, boating, and historic Eastern Shore communities.
-
E.
Halifax River
The Halifax River is a brackish lagoon and part of Florida’s Intracoastal Waterway that runs along the Atlantic coast and borders cities such as Daytona Beach.
- 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: Weymouth Back River Target entity description: Weymouth Back River is a tidal river in eastern Massachusetts that flows between the towns of Weymouth and Hingham before emptying into Hingham Bay.
-
A.
Back River
Back River is a tidal channel and secondary waterway in South Carolina that branches off from the Cooper River and helps drain the surrounding coastal lowlands.
-
B.
Gloucester River
The Gloucester River is a river in the Mid North Coast region of New South Wales, Australia, known for flowing through the town of Gloucester and its surrounding rural and scenic landscapes.
-
C.
Pembroke River
The Pembroke River is a tidal waterway in Pembrokeshire, Wales, that flows past the historic Pembroke Castle before joining the Milford Haven Waterway.
-
D.
Chester River
The Chester River is a tidal tributary of the Chesapeake Bay in Maryland, known for its scenic waterfront, boating, and historic Eastern Shore communities.
-
E.
Halifax River
The Halifax River is a brackish lagoon and part of Florida’s Intracoastal Waterway that runs along the Atlantic coast and borders cities such as Daytona Beach.
- F. None of above. chosen
Statements (35)
| Predicate | Object |
|---|---|
| instanceOf |
river
ⓘ
tidal river ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Norfolk County, Massachusetts NERFINISHED ⓘ |
| crossesMunicipality |
Hingham, Massachusetts
NERFINISHED
ⓘ
Weymouth, Massachusetts NERFINISHED ⓘ |
| emptiesInto | Hingham Bay NERFINISHED ⓘ |
| flowsBetween |
Hingham, Massachusetts
NERFINISHED
ⓘ
Weymouth, Massachusetts NERFINISHED ⓘ |
| hasAdjacentProtectedArea |
Abigail Adams Park
NERFINISHED
ⓘ
Bare Cove Park NERFINISHED ⓘ Great Esker Park NERFINISHED ⓘ Stodder’s Neck NERFINISHED ⓘ |
| hasBridge | Route 3A bridge NERFINISHED ⓘ |
| hasEcosystem |
salt marsh
ⓘ
tidal flats ⓘ |
| hasMouthElevation | sea level ⓘ |
| hasNearbyFeature | Weymouth Fore River NERFINISHED ⓘ |
| hasNearbySettlement |
Hingham, Massachusetts
NERFINISHED
ⓘ
North Weymouth, Massachusetts NERFINISHED ⓘ |
| hasTributary | Fresh River (Weymouth) NERFINISHED ⓘ |
| hasWildlifeHabitat |
fish habitat
ⓘ
waterfowl habitat ⓘ |
| isTidal | true ⓘ |
| locatedIn | eastern Massachusetts ⓘ |
| mouthLocation |
Boston Harbor
NERFINISHED
ⓘ
Hingham Bay NERFINISHED ⓘ |
| partOf | Boston Harbor watershed NERFINISHED ⓘ |
| region | South Shore (Massachusetts) NERFINISHED ⓘ |
| separatedFrom | Weymouth Fore River NERFINISHED ⓘ |
| state | Massachusetts ⓘ |
| usedFor |
boating
ⓘ
fishing ⓘ recreation ⓘ |
| waterbodyType | estuarine system ⓘ |
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: Weymouth Back River Description of subject: Weymouth Back River is a tidal river in eastern Massachusetts that flows between the towns of Weymouth and Hingham before emptying into Hingham Bay.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Weymouth, Massachusetts