Perris Dam
E69161
Perris Dam is a large earthfill embankment dam in Riverside County, California, that forms Lake Perris as part of the state’s major water storage and distribution system.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Perris Dam canonical | 3 |
| Perris Reservoir | 2 |
| Lake Perris Dam | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T495751 — 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: Perris Dam Context triple: [State Water Project, hasComponent, Perris Dam]
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A.
Folsom Dam
Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
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B.
Friant Dam
Friant Dam is a major concrete gravity dam on California's San Joaquin River that provides irrigation water, flood control, and hydroelectric power as part of the federal Central Valley Project.
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C.
Shasta Dam
Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
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D.
New Melones Dam
New Melones Dam is a large multipurpose reservoir and hydroelectric facility on the Stanislaus River in California, providing water storage, flood control, and power generation.
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E.
Hollywood Reservoir
Hollywood Reservoir is a man-made lake in the Hollywood Hills of Los Angeles, known for its scenic walking paths and iconic views of the Hollywood Sign.
- 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: Perris Dam Target entity description: Perris Dam is a large earthfill embankment dam in Riverside County, California, that forms Lake Perris as part of the state’s major water storage and distribution system.
-
A.
Folsom Dam
Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
-
B.
Friant Dam
Friant Dam is a major concrete gravity dam on California's San Joaquin River that provides irrigation water, flood control, and hydroelectric power as part of the federal Central Valley Project.
-
C.
Shasta Dam
Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
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D.
New Melones Dam
New Melones Dam is a large multipurpose reservoir and hydroelectric facility on the Stanislaus River in California, providing water storage, flood control, and power generation.
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E.
Hollywood Reservoir
Hollywood Reservoir is a man-made lake in the Hollywood Hills of Los Angeles, known for its scenic walking paths and iconic views of the Hollywood Sign.
- F. None of above. chosen
Statements (46)
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: Perris Dam Description of subject: Perris Dam is a large earthfill embankment dam in Riverside County, California, that forms Lake Perris as part of the state’s major water storage and distribution system.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Perris Reservoir
this entity surface form:
Perris Reservoir
this entity surface form:
Lake Perris Dam