Otay River
E237024
The Otay River is a small river in southern San Diego County, California, that drains the Otay watershed and ultimately empties into San Diego Bay.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Otay River canonical | 2 |
| Otay River Valley | 1 |
| Otay River watershed | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1692291 — 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: Otay River Context triple: [San Diego Bay, inflow, Otay River]
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A.
San Diego River
The San Diego River is a major waterway in Southern California that flows from the Cuyamaca Mountains through Mission Valley to the Pacific Ocean, playing a key role in the region’s history and ecology.
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B.
Santa Ana River
The Santa Ana River is a major waterway in Southern California that flows from the San Bernardino Mountains through inland valleys to the Pacific Ocean, shaping the region’s geography and development.
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C.
Salinas River
The Salinas River is a major river in central California that flows northwest through the Salinas Valley to Monterey Bay, supporting extensive agriculture along its course.
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D.
Santa Cruz River
The Santa Cruz River is a significant river in southern Argentina that flows eastward from the Andes through the Patagonian steppe to the Atlantic Ocean.
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E.
Tijuana River
The Tijuana River is a short, heavily urbanized and pollution-prone river that flows from northern Baja California, Mexico into Southern California, emptying into the Pacific Ocean near the U.S.–Mexico border.
- 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: Otay River Target entity description: The Otay River is a small river in southern San Diego County, California, that drains the Otay watershed and ultimately empties into San Diego Bay.
-
A.
San Diego River
The San Diego River is a major waterway in Southern California that flows from the Cuyamaca Mountains through Mission Valley to the Pacific Ocean, playing a key role in the region’s history and ecology.
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B.
Santa Ana River
The Santa Ana River is a major waterway in Southern California that flows from the San Bernardino Mountains through inland valleys to the Pacific Ocean, shaping the region’s geography and development.
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C.
Salinas River
The Salinas River is a major river in central California that flows northwest through the Salinas Valley to Monterey Bay, supporting extensive agriculture along its course.
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D.
Santa Cruz River
The Santa Cruz River is a significant river in southern Argentina that flows eastward from the Andes through the Patagonian steppe to the Atlantic Ocean.
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E.
Tijuana River
The Tijuana River is a short, heavily urbanized and pollution-prone river that flows from northern Baja California, Mexico into Southern California, emptying into the Pacific Ocean near the U.S.–Mexico border.
- F. None of above. chosen
Statements (33)
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: Otay River Description of subject: The Otay River is a small river in southern San Diego County, California, that drains the Otay watershed and ultimately empties into San Diego Bay.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Otay River Valley
subject surface form:
Chula Vista
this entity surface form:
Otay River watershed