National September 11 Memorial & Museum
E42169
The National September 11 Memorial & Museum is a commemorative complex at the World Trade Center site in New York City that honors the victims of the 2001 and 1993 attacks through reflecting pools, a plaza, and an underground museum documenting the events and their aftermath.
All labels observed (16)
How this entity was disambiguated
This entity first appeared as the object of triple T324866 — 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: National September 11 Memorial & Museum Context triple: [September 11 attacks, memorial, National September 11 Memorial & Museum]
-
A.
Museum of the City of New York
The Museum of the City of New York is a museum dedicated to preserving and presenting the history, culture, and diverse communities of New York City through exhibitions, collections, and public programs.
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B.
Women in Military Service for America Memorial
The Women in Military Service for America Memorial is a national monument honoring the contributions and sacrifices of women who have served in the United States Armed Forces throughout history.
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C.
National Museum of African American History and Culture
The National Museum of African American History and Culture is a Smithsonian institution in Washington, D.C., dedicated to documenting and showcasing the history, culture, and contributions of African Americans.
-
D.
West Building
West Building is one of the main wings of the National Gallery of Art in Washington, D.C., housing a significant collection of Western art.
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E.
National World War I Museum and Memorial
The National World War I Museum and Memorial is the United States’ official museum dedicated to preserving and interpreting the history, artifacts, and global impact of World War I.
- 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: National September 11 Memorial & Museum Target entity description: The National September 11 Memorial & Museum is a commemorative complex at the World Trade Center site in New York City that honors the victims of the 2001 and 1993 attacks through reflecting pools, a plaza, and an underground museum documenting the events and their aftermath.
-
A.
Museum of the City of New York
The Museum of the City of New York is a museum dedicated to preserving and presenting the history, culture, and diverse communities of New York City through exhibitions, collections, and public programs.
-
B.
Women in Military Service for America Memorial
The Women in Military Service for America Memorial is a national monument honoring the contributions and sacrifices of women who have served in the United States Armed Forces throughout history.
-
C.
National Museum of African American History and Culture
The National Museum of African American History and Culture is a Smithsonian institution in Washington, D.C., dedicated to documenting and showcasing the history, culture, and contributions of African Americans.
-
D.
West Building
West Building is one of the main wings of the National Gallery of Art in Washington, D.C., housing a significant collection of Western art.
-
E.
National World War I Museum and Memorial
The National World War I Museum and Memorial is the United States’ official museum dedicated to preserving and interpreting the history, artifacts, and global impact of World War I.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
memorial and museum
ⓘ
nonprofit organization ⓘ tourist attraction ⓘ |
| alsoKnownAs |
National September 11 Memorial & Museum
ⓘ
surface form:
9/11 Memorial & Museum
National September 11 Memorial & Museum ⓘ
surface form:
National 9/11 Memorial & Museum
|
| architect |
Davis Brody Bond
ⓘ
Snøhetta ⓘ |
| commemorates |
1993 World Trade Center bombing
ⓘ
September 11 attacks ⓘ victims of terrorism ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| designedBy |
Michael Arad
ⓘ
Peter Walker ⓘ |
| feature |
Foundation Hall
ⓘ
Last Column ⓘ artifacts from the World Trade Center ⓘ bronze panels inscribed with victims’ names ⓘ exhibitions on 9/11 aftermath ⓘ exhibitions on 9/11 events ⓘ exposed slurry wall ⓘ historical exhibition ⓘ memorial exhibition ⓘ two large square reflecting pools ⓘ waterfalls ⓘ |
| fundedBy |
government grants
ⓘ
private philanthropy ⓘ public donations ⓘ |
| hasPart |
National September 11 Memorial & Museum
self-linksurface differs
ⓘ
surface form:
9/11 Memorial Plaza
Memorial Glade ⓘ Reflecting Absence pools ⓘ Survivor Tree ⓘ names parapets ⓘ underground museum ⓘ |
| locatedIn |
Lower Manhattan
ⓘ
New York City ⓘ New York ⓘ
surface form:
New York State
World Trade Center (reconstructed complex) ⓘ
surface form:
World Trade Center site
|
| locatedOn | former sites of World Trade Center Twin Towers ⓘ |
| memorialType | urban memorial plaza ⓘ |
| museumOpeningDate | 2014-05-21 ⓘ |
| museumType | history museum ⓘ |
| numberOfVictimsCommemorated | 2983 ⓘ |
| numberOfVictimsFrom1993Bombing | 6 ⓘ |
| numberOfVictimsFrom2001Attacks | 2977 ⓘ |
| openingDate | 2011-09-11 ⓘ |
| operatedBy |
National September 11 Memorial & Museum
self-linksurface differs
ⓘ
surface form:
National September 11 Memorial & Museum (nonprofit)
|
| ownedBy | Port Authority of New York and New Jersey ⓘ |
| subjectOf | public ceremonies on September 11 anniversaries ⓘ |
| website | https://www.911memorial.org ⓘ |
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: National September 11 Memorial & Museum Description of subject: The National September 11 Memorial & Museum is a commemorative complex at the World Trade Center site in New York City that honors the victims of the 2001 and 1993 attacks through reflecting pools, a plaza, and an underground museum documenting the events and their aftermath.
Referenced by (60)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
National September 11 Memorial Museum Pavilion
this entity surface form:
National September 11 Memorial Museum Pavilion
this entity surface form:
National September 11 Memorial Museum Pavilion
this entity surface form:
National September 11 Memorial & Museum organization
this entity surface form:
National September 11 Memorial & Museum organization
Lower Manhattan Development Corporation
→
significantProject
→
National September 11 Memorial & Museum
ⓘ
this entity surface form:
9/11 Memorial & Museum
subject surface form:
Windows on the World
this entity surface form:
National September 11 Memorial & Museum exhibits