The Reservoir
E41589
The Reservoir is a large man-made lake in Central Park, New York City, popular for its scenic running track and iconic skyline views.
All labels observed (2)
| Label | Occurrences |
|---|---|
| The Reservoir canonical | 4 |
| Jacqueline Kennedy Onassis Reservoir | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T256566 — 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: The Reservoir Context triple: [Central Park, hasPart, The Reservoir]
-
A.
Middle Branch Reservoir
Middle Branch Reservoir is a man-made lake in New York’s Croton Watershed that serves as part of the New York City water supply system.
-
B.
Titicus Reservoir
Titicus Reservoir is a man-made lake in Westchester County, New York, that serves as one of the key water supply reservoirs for New York City.
-
C.
Croton Falls Reservoir
Croton Falls Reservoir is a man-made lake in Westchester County, New York, that serves as part of New York City's Croton water supply system.
-
D.
Cross River Reservoir
Cross River Reservoir is a man-made lake in Westchester County, New York, that forms part of New York City's Croton water supply system.
-
E.
Silver Lake
Silver Lake is a trendy, historically bohemian neighborhood in central Los Angeles known for its reservoir, hillside homes, and vibrant arts, dining, and nightlife scenes.
- 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: The Reservoir Target entity description: The Reservoir is a large man-made lake in Central Park, New York City, popular for its scenic running track and iconic skyline views.
-
A.
Middle Branch Reservoir
Middle Branch Reservoir is a man-made lake in New York’s Croton Watershed that serves as part of the New York City water supply system.
-
B.
Titicus Reservoir
Titicus Reservoir is a man-made lake in Westchester County, New York, that serves as one of the key water supply reservoirs for New York City.
-
C.
Croton Falls Reservoir
Croton Falls Reservoir is a man-made lake in Westchester County, New York, that serves as part of New York City's Croton water supply system.
-
D.
Cross River Reservoir
Cross River Reservoir is a man-made lake in Westchester County, New York, that forms part of New York City's Croton water supply system.
-
E.
Silver Lake
Silver Lake is a trendy, historically bohemian neighborhood in central Los Angeles known for its reservoir, hillside homes, and vibrant arts, dining, and nightlife scenes.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
landmark in New York City
ⓘ
man-made lake ⓘ reservoir ⓘ tourist attraction ⓘ |
| alsoKnownAs |
Central Park Reservoir
ⓘ
Jacqueline Kennedy Onassis Reservoir ⓘ
linked to:
The Reservoir
|
| area | approximately 106 acres ⓘ |
| borderedBy |
86th Street Transverse
ⓘ
96th Street Transverse ⓘ Central Park West ⓘ Fifth Avenue ⓘ |
| country | United States of America ⓘ |
| currentUse |
recreational amenity
ⓘ
scenic water body ⓘ |
| hasFeature |
dirt running track
ⓘ
fence surrounding the water ⓘ gatehouses ⓘ pumping stations ⓘ |
| hasRestriction |
no recreational boating
ⓘ
no swimming ⓘ |
| hasViewOf |
Central Park North skyline
ⓘ
Midtown Manhattan skyline ⓘ
linked to:
Midtown Manhattan
Upper East Side skyline ⓘ
linked to:
Upper East Side
Upper West Side skyline ⓘ |
| hasWildlife |
ducks
ⓘ
geese ⓘ gulls ⓘ herons ⓘ migratory waterfowl ⓘ |
| inaugurated | 1862 ⓘ |
| length | approximately 1.6 kilometers ⓘ |
| locatedIn |
Central Park
ⓘ
Manhattan ⓘ New York City ⓘ New York State ⓘ
linked to:
New York
|
| managedBy | Central Park Conservancy ⓘ |
| namedAfter | Jacqueline Kennedy Onassis ⓘ |
| noLongerUsedFor | drinking water supply ⓘ |
| originalFunction | drinking water reservoir for New York City ⓘ |
| ownedBy |
City of New York
ⓘ
linked to:
New York City
|
| partOf | New York City water system history ⓘ |
| perimeterRunningTrackLength |
approximately 1.58 miles
ⓘ
approximately 2.54 kilometers ⓘ |
| popularFor |
birdwatching
ⓘ
jogging ⓘ photography ⓘ running ⓘ skyline views ⓘ walking ⓘ |
| renamedInHonorOf | Jacqueline Kennedy Onassis ⓘ |
| renamedInYear | 1994 ⓘ |
| surfaceArea | approximately 0.43 square kilometers ⓘ |
| width | approximately 0.4 kilometers ⓘ |
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: The Reservoir Description of subject: The Reservoir is a large man-made lake in Central Park, New York City, popular for its scenic running track and iconic skyline views.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: The Reservoir
linked to: The Reservoir
linked to: The Reservoir
subject linked to:
Central Park (in coordination with Central Park Conservancy)
subject linked to:
Central Park (on its eastern edge in the Upper West Side area)