St. Mary's County, Maryland
E115448
St. Mary's County, Maryland is a historic county in southern Maryland known as the site of the state's first colonial settlement and capital, with a strong maritime and agricultural heritage along the Chesapeake Bay and Potomac River.
All labels observed (5)
| Label | Occurrences |
|---|---|
| St. Mary's County, Maryland canonical | 8 |
| St. Mary’s County, Maryland | 4 |
| St. Mary's County | 2 |
| St. Marys County, Maryland | 1 |
| St. Mary’s County, Maryland, United States | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T749574 — 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: St. Mary's County, Maryland Context triple: [Charles County, Maryland, borderedBy, St. Mary's County, Maryland]
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A.
Calvert County, Maryland
Calvert County, Maryland is a largely suburban and rural county in southern Maryland along the western shore of the Chesapeake Bay, known for its waterfront communities, fossil-rich cliffs, and role as a bedroom community within the greater Washington, D.C. region.
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B.
Talbot County, Maryland
Talbot County, Maryland is a historic county on Maryland’s Eastern Shore, best known as the birthplace of abolitionist leader Frederick Douglass.
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C.
Charles County, Maryland
Charles County, Maryland is a suburban county in southern Maryland known for its growing residential communities, proximity to Washington, D.C., and a mix of historic sites and Potomac River waterfront areas.
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D.
Carroll County, Maryland
Carroll County, Maryland is a predominantly rural and suburban county in north-central Maryland known for its agricultural heritage, small towns, and proximity to the Baltimore metropolitan area.
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E.
Washington County, Maryland
Washington County, Maryland is a largely rural county in western Maryland known for its historic Civil War sites, including Antietam National Battlefield, and its location in the Appalachian region.
- 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: St. Mary's County, Maryland Target entity description: St. Mary's County, Maryland is a historic county in southern Maryland known as the site of the state's first colonial settlement and capital, with a strong maritime and agricultural heritage along the Chesapeake Bay and Potomac River.
-
A.
Calvert County, Maryland
Calvert County, Maryland is a largely suburban and rural county in southern Maryland along the western shore of the Chesapeake Bay, known for its waterfront communities, fossil-rich cliffs, and role as a bedroom community within the greater Washington, D.C. region.
-
B.
Talbot County, Maryland
Talbot County, Maryland is a historic county on Maryland’s Eastern Shore, best known as the birthplace of abolitionist leader Frederick Douglass.
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C.
Charles County, Maryland
Charles County, Maryland is a suburban county in southern Maryland known for its growing residential communities, proximity to Washington, D.C., and a mix of historic sites and Potomac River waterfront areas.
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D.
Carroll County, Maryland
Carroll County, Maryland is a predominantly rural and suburban county in north-central Maryland known for its agricultural heritage, small towns, and proximity to the Baltimore metropolitan area.
-
E.
Washington County, Maryland
Washington County, Maryland is a largely rural county in western Maryland known for its historic Civil War sites, including Antietam National Battlefield, and its location in the Appalachian region.
- F. None of above. chosen
Statements (49)
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: St. Mary's County, Maryland Description of subject: St. Mary's County, Maryland is a historic county in southern Maryland known as the site of the state's first colonial settlement and capital, with a strong maritime and agricultural heritage along the Chesapeake Bay and Potomac River.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
St. Mary’s County, Maryland
this entity surface form:
St. Mary's County
this entity surface form:
St. Mary’s County, Maryland
this entity surface form:
St. Mary’s County, Maryland
this entity surface form:
St. Marys County, Maryland
this entity surface form:
St. Mary’s County, Maryland
this entity surface form:
St. Mary's County
this entity surface form:
St. Mary’s County, Maryland, United States