Upper Marlboro Branch Library
E709714
The Upper Marlboro Branch Library is a public library serving the Upper Marlboro community in Maryland as part of the Prince George’s County Memorial Library System.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Upper Marlboro Branch Library canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7808288 — 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: Upper Marlboro Branch Library Context triple: [Prince George’s County Memorial Library System, hasPart, Upper Marlboro Branch Library]
-
A.
Hyattsville Branch Library
Hyattsville Branch Library is a public library serving the Hyattsville, Maryland community as part of the Prince George’s County Memorial Library System.
-
B.
Oxon Hill Branch Library
Oxon Hill Branch Library is a public library serving the Oxon Hill community in Maryland as part of the Prince George’s County Memorial Library System.
-
C.
Beltsville Branch Library
Beltsville Branch Library is a public library serving the Beltsville, Maryland community as part of the Prince George’s County Memorial Library System.
-
D.
Gaithersburg Library
Gaithersburg Library is a public library serving the Gaithersburg, Maryland community with lending materials, educational programs, and community services.
-
E.
Greenbelt Branch Library
Greenbelt Branch Library is a public library branch serving the Greenbelt, Maryland community as part of the Prince George’s County Memorial Library System.
- 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: Upper Marlboro Branch Library Target entity description: The Upper Marlboro Branch Library is a public library serving the Upper Marlboro community in Maryland as part of the Prince George’s County Memorial Library System.
-
A.
Hyattsville Branch Library
Hyattsville Branch Library is a public library serving the Hyattsville, Maryland community as part of the Prince George’s County Memorial Library System.
-
B.
Oxon Hill Branch Library
Oxon Hill Branch Library is a public library serving the Oxon Hill community in Maryland as part of the Prince George’s County Memorial Library System.
-
C.
Beltsville Branch Library
Beltsville Branch Library is a public library serving the Beltsville, Maryland community as part of the Prince George’s County Memorial Library System.
-
D.
Gaithersburg Library
Gaithersburg Library is a public library serving the Gaithersburg, Maryland community with lending materials, educational programs, and community services.
-
E.
Greenbelt Branch Library
Greenbelt Branch Library is a public library branch serving the Greenbelt, Maryland community as part of the Prince George’s County Memorial Library System.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | public library ⓘ |
| category |
Libraries in Prince George’s County, Maryland
ⓘ
Public libraries in Maryland ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| fundedBy | local government of Prince George’s County ⓘ |
| hasCollection |
audio-visual materials
ⓘ
books ⓘ digital resources ⓘ magazines ⓘ newspapers ⓘ |
| hasService |
children’s library services
ⓘ
community programs ⓘ internet access ⓘ lending of books ⓘ public access computers ⓘ reading areas ⓘ reference services ⓘ |
| languageOfService | English ⓘ |
| locatedIn |
Maryland
ⓘ
Prince George’s County, Maryland ⓘ Upper Marlboro, Maryland ⓘ |
| operatedBy | Prince George’s County Memorial Library System ⓘ |
| partOf | Prince George’s County Memorial Library System ⓘ |
| sector | public sector ⓘ |
| serves | Upper Marlboro community ⓘ |
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: Upper Marlboro Branch Library Description of subject: The Upper Marlboro Branch Library is a public library serving the Upper Marlboro community in Maryland as part of the Prince George’s County Memorial Library System.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.