Treasure Island, San Francisco, California, United States
E266797
Treasure Island in San Francisco Bay is an artificial island known for its former naval base, panoramic city and bridge views, and ongoing redevelopment into a mixed-use neighborhood.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Treasure Island in San Francisco Bay | 1 |
| Treasure Island, San Francisco Bay | 1 |
| Treasure Island, San Francisco, California, United States canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2441104 — 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: Treasure Island, San Francisco, California, United States Context triple: [Treasure Island Museum, location, Treasure Island, San Francisco, California, United States]
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A.
San Francisco, California, United States of America
San Francisco, California, United States of America is a major coastal city known for its iconic Golden Gate Bridge, steep hills, diverse culture, and role as a historic center of technology and counterculture.
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B.
The City by the Bay
The City by the Bay is a historic waterfront city in New Jersey known for its role in early American colonial history and its location along Raritan Bay.
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C.
Old Town Eureka
Old Town Eureka is the historic waterfront district of Eureka, California, known for its well-preserved Victorian architecture, shops, galleries, and cultural attractions.
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D.
Santa Maria, California
Santa Maria, California is a city in northern Santa Barbara County known for its aerospace connections, agriculture, and Santa Maria–style barbecue.
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E.
Catalina Island, California, United States
Catalina Island is a popular resort destination off the coast of Southern California, known for its rugged natural beauty, outdoor recreation, and the seaside town of Avalon.
- 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: Treasure Island, San Francisco, California, United States Target entity description: Treasure Island in San Francisco Bay is an artificial island known for its former naval base, panoramic city and bridge views, and ongoing redevelopment into a mixed-use neighborhood.
-
A.
San Francisco, California, United States of America
San Francisco, California, United States of America is a major coastal city known for its iconic Golden Gate Bridge, steep hills, diverse culture, and role as a historic center of technology and counterculture.
-
B.
The City by the Bay
The City by the Bay is a historic waterfront city in New Jersey known for its role in early American colonial history and its location along Raritan Bay.
-
C.
Old Town Eureka
Old Town Eureka is the historic waterfront district of Eureka, California, known for its well-preserved Victorian architecture, shops, galleries, and cultural attractions.
-
D.
Santa Maria, California
Santa Maria, California is a city in northern Santa Barbara County known for its aerospace connections, agriculture, and Santa Maria–style barbecue.
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E.
Catalina Island, California, United States
Catalina Island is a popular resort destination off the coast of Southern California, known for its rugged natural beauty, outdoor recreation, and the seaside town of Avalon.
- F. None of above. chosen
Statements (48)
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: Treasure Island, San Francisco, California, United States Description of subject: Treasure Island in San Francisco Bay is an artificial island known for its former naval base, panoramic city and bridge views, and ongoing redevelopment into a mixed-use neighborhood.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
Golden Gate International Exposition
→
site
→
Treasure Island, San Francisco, California, United States
ⓘ
this entity surface form:
Treasure Island in San Francisco Bay
this entity surface form:
Treasure Island, San Francisco Bay