Plymouth County, Massachusetts (county seat: Plymouth and Brockton)
E763024
Plymouth County, Massachusetts is a historic county in southeastern Massachusetts known for encompassing the town of Plymouth, site of the Pilgrims’ 1620 settlement and a key landmark in early American history.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Plymouth County, Massachusetts (county seat: Plymouth and Brockton) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8869204 — 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: Plymouth County, Massachusetts (county seat: Plymouth and Brockton) Context triple: [West Bridgewater, Massachusetts, locatedInCountySeatOf, Plymouth County, Massachusetts (county seat: Plymouth and Brockton)]
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A.
York County, Massachusetts Bay Colony
York County, Massachusetts Bay Colony was a large early colonial county in New England whose territory later contributed to the formation of parts of present-day Maine.
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B.
Bristol County, Massachusetts
Bristol County, Massachusetts is a southeastern Massachusetts county that includes cities such as New Bedford, Fall River, and Taunton and is known for its historic maritime and industrial heritage.
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C.
Norfolk County, Massachusetts
Norfolk County, Massachusetts is a county in the Greater Boston area known for its historic towns, affluent suburbs, and role as part of the Boston metropolitan region.
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D.
Barnstable County, Massachusetts
Barnstable County, Massachusetts is a coastal county that encompasses Cape Cod and its towns, known for beaches, tourism, and historic New England communities.
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E.
Worcester County, Massachusetts
Worcester County, Massachusetts is a large central Massachusetts county that includes the city of Worcester and serves as a key geographic and economic link between the Boston metropolitan area and western New England.
- 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: Plymouth County, Massachusetts (county seat: Plymouth and Brockton) Target entity description: Plymouth County, Massachusetts is a historic county in southeastern Massachusetts known for encompassing the town of Plymouth, site of the Pilgrims’ 1620 settlement and a key landmark in early American history.
-
A.
York County, Massachusetts Bay Colony
York County, Massachusetts Bay Colony was a large early colonial county in New England whose territory later contributed to the formation of parts of present-day Maine.
-
B.
Bristol County, Massachusetts
Bristol County, Massachusetts is a southeastern Massachusetts county that includes cities such as New Bedford, Fall River, and Taunton and is known for its historic maritime and industrial heritage.
-
C.
Norfolk County, Massachusetts
Norfolk County, Massachusetts is a county in the Greater Boston area known for its historic towns, affluent suburbs, and role as part of the Boston metropolitan region.
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D.
Barnstable County, Massachusetts
Barnstable County, Massachusetts is a coastal county that encompasses Cape Cod and its towns, known for beaches, tourism, and historic New England communities.
-
E.
Worcester County, Massachusetts
Worcester County, Massachusetts is a large central Massachusetts county that includes the city of Worcester and serves as a key geographic and economic link between the Boston metropolitan area and western New England.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
administrative division
ⓘ
county ⓘ |
| borderedBy |
Atlantic Ocean
ⓘ
Barnstable County, Massachusetts NERFINISHED ⓘ Bristol County, Massachusetts NERFINISHED ⓘ Norfolk County, Massachusetts NERFINISHED ⓘ |
| contains |
Abington, Massachusetts
NERFINISHED
ⓘ
Bridgewater, Massachusetts NERFINISHED ⓘ Brockton, Massachusetts NERFINISHED ⓘ Carver, Massachusetts NERFINISHED ⓘ Duxbury, Massachusetts NERFINISHED ⓘ East Bridgewater, Massachusetts NERFINISHED ⓘ Halifax, Massachusetts NERFINISHED ⓘ Hanover, Massachusetts NERFINISHED ⓘ Hingham, Massachusetts NERFINISHED ⓘ Hull, Massachusetts NERFINISHED ⓘ Kingston Bay NERFINISHED ⓘ Kingston, Massachusetts NERFINISHED ⓘ Lakeville, Massachusetts NERFINISHED ⓘ Marion, Massachusetts NERFINISHED ⓘ Marshfield, Massachusetts NERFINISHED ⓘ Mattapoisett, Massachusetts NERFINISHED ⓘ Middleborough, Massachusetts NERFINISHED ⓘ Norwell, Massachusetts NERFINISHED ⓘ Pembroke, Massachusetts NERFINISHED ⓘ Plymouth, Massachusetts NERFINISHED ⓘ Plympton, Massachusetts NERFINISHED ⓘ Rochester, Massachusetts NERFINISHED ⓘ Rockland, Massachusetts NERFINISHED ⓘ Scituate, Massachusetts NERFINISHED ⓘ Wareham, Massachusetts NERFINISHED ⓘ West Bridgewater, Massachusetts NERFINISHED ⓘ Whitman, Massachusetts NERFINISHED ⓘ |
| containsHistoricEventSite | Pilgrims’ 1620 settlement ⓘ |
| containsHistoricSite |
Plimoth Patuxet Museums
NERFINISHED
ⓘ
Plymouth Rock NERFINISHED ⓘ |
| country | United States of America ⓘ |
| countySeat |
Brockton, Massachusetts
NERFINISHED
ⓘ
Plymouth, Massachusetts NERFINISHED ⓘ |
| hasFunction | local administration ⓘ |
| hasGovernmentType | county government ⓘ |
| locatedIn | Massachusetts ⓘ |
| locatedInMetropolitanArea | Greater Boston region NERFINISHED ⓘ |
| locatedInRegion | southeastern Massachusetts ⓘ |
| locatedOn | Atlantic Ocean ⓘ |
| namedAfter | Plymouth, England NERFINISHED ⓘ |
| observesDaylightSavingTime | yes ⓘ |
| partOf | New England ⓘ |
| state | Massachusetts ⓘ |
| timeZone | Eastern Time Zone ⓘ |
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: Plymouth County, Massachusetts (county seat: Plymouth and Brockton) Description of subject: Plymouth County, Massachusetts is a historic county in southeastern Massachusetts known for encompassing the town of Plymouth, site of the Pilgrims’ 1620 settlement and a key landmark in early American history.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
West Bridgewater, Massachusetts
→
locatedInCountySeatOf
→
Plymouth County, Massachusetts (county seat: Plymouth and Brockton)
ⓘ