Ellipse
E75071
The Ellipse is a large, oval-shaped public park and ceremonial lawn just south of the White House in Washington, D.C., often used for national events and recreation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ellipse canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T602955 — 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: Ellipse Context triple: [Constitution Avenue NW, adjacentTo, Ellipse]
-
A.
Circle line
The Circle line is a central London Underground route forming a loop through key districts and interchanges in the city’s transport network.
-
B.
Koło
Koło is a town in central Poland that served as a transit point for Jews and other victims deported to the Chełmno extermination camp during the Holocaust.
-
C.
Crescent
Crescent is a long-distance Amtrak passenger train that runs between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
-
D.
Eye of Providence
The Eye of Providence is a symbol depicting an all-seeing eye, often enclosed in a triangle and surrounded by rays of light, representing divine watchfulness and guidance.
-
E.
B Loop
B Loop is one of the main routes of the Portland Streetcar system, providing modern streetcar service through key neighborhoods in Portland, Oregon.
- 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: Ellipse Target entity description: The Ellipse is a large, oval-shaped public park and ceremonial lawn just south of the White House in Washington, D.C., often used for national events and recreation.
-
A.
Circle line
The Circle line is a central London Underground route forming a loop through key districts and interchanges in the city’s transport network.
-
B.
Koło
Koło is a town in central Poland that served as a transit point for Jews and other victims deported to the Chełmno extermination camp during the Holocaust.
-
C.
Crescent
Crescent is a long-distance Amtrak passenger train that runs between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
-
D.
Eye of Providence
The Eye of Providence is a symbol depicting an all-seeing eye, often enclosed in a triangle and surrounded by rays of light, representing divine watchfulness and guidance.
-
E.
B Loop
B Loop is one of the main routes of the Portland Streetcar system, providing modern streetcar service through key neighborhoods in Portland, Oregon.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
ceremonial lawn
ⓘ
public park ⓘ urban park ⓘ |
| adjacentTo |
15th Street NW
ⓘ
17th Street NW ⓘ E Street NW ⓘ |
| coordinateLocation | 38.893°N 77.036°W ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasCategory |
Parks in Washington, D.C.
ⓘ
Presidential parks ⓘ Urban public parks in the United States ⓘ |
| hasPart |
commemorative monuments
ⓘ
flagpoles ⓘ open lawn ⓘ walking paths ⓘ |
| hasPhotoOpportunity | views of the White House ⓘ |
| heritageDesignation |
National Mall
ⓘ
surface form:
U.S. National Mall and Memorial Parks
|
| inception | 19th century ⓘ |
| locatedInTheAdministrativeTerritorialEntity |
District of Columbia
ⓘ
Washington, D.C. ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| location |
United States of America
ⓘ
surface form:
United States
Washington, D.C. ⓘ |
| maintainedBy | National Park Service ⓘ |
| nearby |
Lafayette Square
ⓘ
Washington Monument ⓘ White House ⓘ |
| officialName |
President's Park
ⓘ
surface form:
The Ellipse
|
| operator | National Park Service ⓘ |
| ownedBy |
United States government
ⓘ
surface form:
United States federal government
|
| partOf | President's Park ⓘ |
| publicAccess | yes ⓘ |
| relativeLocation |
north of the National Mall
ⓘ
south of the White House ⓘ |
| securityJurisdiction |
United States Secret Service
ⓘ
surface form:
United States Secret Service (perimeter security)
|
| shape | oval ⓘ |
| surface | grass ⓘ |
| touristAttraction | yes ⓘ |
| use |
national ceremonies
ⓘ
public gatherings ⓘ recreation ⓘ sports and games ⓘ |
| usedFor |
annual public events
ⓘ
holiday celebrations ⓘ tourism ⓘ |
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: Ellipse Description of subject: The Ellipse is a large, oval-shaped public park and ceremonial lawn just south of the White House in Washington, D.C., often used for national events and recreation.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Constitution Avenue NW