Dealey Plaza
E1293
Dealey Plaza is a historic public square in downtown Dallas best known as the site of President John F. Kennedy’s assassination in 1963.
All labels observed (17)
How this entity was disambiguated
This entity first appeared as the object of triple T18803 — 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: Dealey Plaza Context triple: [Dallas, Texas, hasLandmark, Dealey Plaza]
-
A.
Union Station
Union Station is a historic Beaux-Arts transportation hub and major intercity rail terminal in Washington, D.C., serving as a gateway to the U.S. capital.
-
B.
Lincoln Memorial
The Lincoln Memorial is a monumental neoclassical temple in Washington, D.C., honoring the 16th U.S. president, Abraham Lincoln, and serving as a symbolic site for American civil rights and national unity.
-
C.
Dupont Circle
Dupont Circle is a vibrant, historic neighborhood in Washington, D.C., known for its traffic circle, embassies, nightlife, and cultural institutions.
-
D.
United States Capitol
The United States Capitol is the iconic neoclassical building in Washington, D.C., that houses the U.S. Congress and serves as a central symbol of American democracy.
-
E.
Harry S. Truman National Historic Site
Harry S. Truman National Historic Site is a preserved historic property in Independence, Missouri, that includes the longtime home and related sites associated with the 33rd U.S. president, Harry S. Truman.
- 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: Dealey Plaza Target entity description: Dealey Plaza is a historic public square in downtown Dallas best known as the site of President John F. Kennedy’s assassination in 1963.
-
A.
Union Station
Union Station is a historic Beaux-Arts transportation hub and major intercity rail terminal in Washington, D.C., serving as a gateway to the U.S. capital.
-
B.
Lincoln Memorial
The Lincoln Memorial is a monumental neoclassical temple in Washington, D.C., honoring the 16th U.S. president, Abraham Lincoln, and serving as a symbolic site for American civil rights and national unity.
-
C.
Dupont Circle
Dupont Circle is a vibrant, historic neighborhood in Washington, D.C., known for its traffic circle, embassies, nightlife, and cultural institutions.
-
D.
United States Capitol
The United States Capitol is the iconic neoclassical building in Washington, D.C., that houses the U.S. Congress and serves as a central symbol of American democracy.
-
E.
Harry S. Truman National Historic Site
Harry S. Truman National Historic Site is a preserved historic property in Independence, Missouri, that includes the longtime home and related sites associated with the 33rd U.S. president, Harry S. Truman.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
assassination site
ⓘ
historic district ⓘ public square ⓘ |
| adjacentTo | former Texas School Book Depository ⓘ |
| architect |
Consulting architect: Samuel G. Wiener Sr.
ⓘ
George L. Dahl ⓘ |
| architecturalStyle | Art Deco ⓘ |
| category |
Assassination sites
ⓘ
National Historic Landmark ⓘ
surface form:
National Historic Landmarks in Texas
Parks in Dallas, Texas ⓘ Squares in the United States ⓘ |
| coordinateLocation | 32.779°N 96.808°W (approximate) ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasCommemorativePlaque | John F. Kennedy memorial markers on Elm Street ⓘ |
| hasPart |
Commerce Street
ⓘ
Dealey Plaza self-linksurface differs ⓘ
surface form:
Dealey statue
Elm Street ⓘ Grassy Knoll ⓘ Houston Street ⓘ Main Street ⓘ Pergola on the north side ⓘ Pergola on the south side ⓘ Reflecting pools ⓘ Dealey Plaza self-linksurface differs ⓘ
surface form:
Texas School Book Depository building vicinity
Triple Underpass ⓘ |
| hasView | Triple Underpass and railroad yards ⓘ |
| heritageDesignation |
National Register of Historic Places
ⓘ
surface form:
National Register of Historic Places listing
National Historic Landmark ⓘ
surface form:
U.S. National Historic Landmark
|
| inception | 1930s ⓘ |
| knownFor | assassination of John F. Kennedy ⓘ |
| locatedIn |
Dallas, Texas
ⓘ
surface form:
Dallas
Dallas County, Texas ⓘ Texas ⓘ United States of America ⓘ
surface form:
United States
|
| locatedInArea | downtown Dallas ⓘ |
| maintainedBy |
Dallas, Texas
ⓘ
surface form:
City of Dallas
|
| namedAfter | George Bannerman Dealey ⓘ |
| near |
Dealey Plaza
self-linksurface differs
ⓘ
surface form:
The Sixth Floor Museum at Dealey Plaza
|
| opened | 1940 ⓘ |
| operator |
Dallas, Texas
ⓘ
surface form:
City of Dallas
|
| ownedBy |
Dallas, Texas
ⓘ
surface form:
City of Dallas
|
| partOf |
Downtown Dallas
ⓘ
surface form:
Dallas Downtown Historic District (broad sense)
Dealey Plaza self-linksurface differs ⓘ
surface form:
Dealey Plaza Historic District
|
| significantEvent |
Assassination of John F. Kennedy
ⓘ
wounding of Texas Governor John Connally ⓘ |
| significantEventDate | 1963-11-22 ⓘ |
| touristAttraction | yes ⓘ |
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: Dealey Plaza Description of subject: Dealey Plaza is a historic public square in downtown Dallas best known as the site of President John F. Kennedy’s assassination in 1963.
Referenced by (59)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Dealey Plaza, Dallas, Texas, United States
this entity surface form:
Dealey Plaza, Dallas, Texas
this entity surface form:
Dealey Plaza, Dallas, Texas
this entity surface form:
motorcade of President John F. Kennedy in Dallas
this entity surface form:
Dealey Plaza Historic District