Washington, D.C.
E23
Washington, D.C. is the capital city of the United States, serving as the nation’s political center and home to its federal government institutions.
All labels observed (62)
How this entity was disambiguated
This entity first appeared as the object of triple T231 — 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: Washington, D.C. Context triple: [Carnegie Institution of Washington, headquartersLocation, Washington, D.C.]
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A.
Carnegie Institution of Washington
The Carnegie Institution of Washington is a private, nonprofit scientific research organization founded by Andrew Carnegie that supports advanced research across fields such as astronomy, biology, and earth sciences.
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B.
Harvard University
Harvard University is a prestigious private Ivy League research university in Cambridge, Massachusetts, renowned for its academic excellence, influential alumni, and historic leadership in higher education.
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C.
Massachusetts Institute of Technology
The Massachusetts Institute of Technology is a world-renowned research university in Cambridge, Massachusetts, known for its pioneering work in science, engineering, and technology.
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D.
American Academy of Arts and Sciences
The American Academy of Arts and Sciences is a prestigious U.S. honorary society and independent policy research center that brings together leaders from academia, the arts, business, and public affairs to address complex global challenges.
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E.
Vannevar Bush
American electrical engineer and science administrator (1890~1974)
- 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: Washington, D.C. Target entity description: Washington, D.C. is the capital city of the United States, serving as the nation’s political center and home to its federal government institutions.
-
A.
Carnegie Institution of Washington
The Carnegie Institution of Washington is a private, nonprofit scientific research organization founded by Andrew Carnegie that supports advanced research across fields such as astronomy, biology, and earth sciences.
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B.
Harvard University
Harvard University is a prestigious private Ivy League research university in Cambridge, Massachusetts, renowned for its academic excellence, influential alumni, and historic leadership in higher education.
-
C.
Massachusetts Institute of Technology
The Massachusetts Institute of Technology is a world-renowned research university in Cambridge, Massachusetts, known for its pioneering work in science, engineering, and technology.
-
D.
American Academy of Arts and Sciences
The American Academy of Arts and Sciences is a prestigious U.S. honorary society and independent policy research center that brings together leaders from academia, the arts, business, and public affairs to address complex global challenges.
-
E.
Vannevar Bush
American electrical engineer and science administrator (1890~1974)
- F. None of above. chosen
Statements (78)
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: Washington, D.C. Description of subject: Washington, D.C. is the capital city of the United States, serving as the nation’s political center and home to its federal government institutions.
Referenced by (10,612)
Full triples — surface form annotated when it differs from this entity's canonical label.
National Library Service for the Blind and Print Disabled
→
headquartersLocation
→
Washington, D.C.
ⓘ
this entity surface form:
Washington, D.C., United States
subject surface form:
Carl Sagan
this entity surface form:
Washington
subject surface form:
Haymarket, Virginia
subject surface form:
Haymarket, Virginia
subject surface form:
United States Department of State
this entity surface form:
Washington, D.C., United States
this entity surface form:
Washington, D.C., United States