San Leandro Bay
E699078
San Leandro Bay is a shallow tidal estuary on the eastern shore of San Francisco Bay in Northern California.
All labels observed (4)
| Label | Occurrences |
|---|---|
| San Leandro Bay canonical | 3 |
| Hayward Shoreline | 1 |
| Hayward shore of San Francisco Bay | 1 |
| San Leandro shoreline | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7799693 — 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: San Leandro Bay Context triple: [Alameda, California, bordersBodyOfWater, San Leandro Bay]
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A.
Santa Monica Bay
Santa Monica Bay is a coastal inlet of the Pacific Ocean in Southern California known for its popular beaches, piers, and waterfront cities including Santa Monica and Malibu.
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B.
Lake Merritt
Lake Merritt is a large tidal lagoon and urban park centerpiece in Oakland, California, known for its wildlife refuge, walking paths, and surrounding city neighborhoods.
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C.
Suisun Bay
Suisun Bay is a shallow tidal estuary in Northern California that forms part of the greater San Francisco Bay system and serves as a key confluence for the Sacramento and San Joaquin rivers.
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D.
Alameda Marina
Alameda Marina is a waterfront harbor and boating facility in Alameda, California, offering slips, marine services, and bay access for recreational and commercial vessels.
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E.
Suisun City Marina
Suisun City Marina is a public marina and recreational harbor in Suisun City, California, serving as a hub for boating, fishing, and waterfront activities on the Suisun Slough.
- 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: San Leandro Bay Target entity description: San Leandro Bay is a shallow tidal estuary on the eastern shore of San Francisco Bay in Northern California.
-
A.
Santa Monica Bay
Santa Monica Bay is a coastal inlet of the Pacific Ocean in Southern California known for its popular beaches, piers, and waterfront cities including Santa Monica and Malibu.
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B.
Lake Merritt
Lake Merritt is a large tidal lagoon and urban park centerpiece in Oakland, California, known for its wildlife refuge, walking paths, and surrounding city neighborhoods.
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C.
Suisun Bay
Suisun Bay is a shallow tidal estuary in Northern California that forms part of the greater San Francisco Bay system and serves as a key confluence for the Sacramento and San Joaquin rivers.
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D.
Alameda Marina
Alameda Marina is a waterfront harbor and boating facility in Alameda, California, offering slips, marine services, and bay access for recreational and commercial vessels.
-
E.
Suisun City Marina
Suisun City Marina is a public marina and recreational harbor in Suisun City, California, serving as a hub for boating, fishing, and waterfront activities on the Suisun Slough.
- F. None of above. chosen
Statements (47)
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: San Leandro Bay Description of subject: San Leandro Bay is a shallow tidal estuary on the eastern shore of San Francisco Bay in Northern California.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Marina Park
linked to: San Leandro Bay
linked to: San Leandro Bay
linked to: San Leandro Bay