999 California Street
E473247
999 California Street is the San Francisco address of the historic InterContinental Mark Hopkins Hotel atop Nob Hill.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 999 California Street canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4812414 — 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: 999 California Street Context triple: [InterContinental Mark Hopkins Hotel, streetAddress, 999 California Street]
-
A.
555 California Street
555 California Street is a prominent skyscraper in San Francisco, known as one of the city's tallest and most recognizable office buildings.
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B.
600 Montgomery Street
600 Montgomery Street is the San Francisco address of the iconic Transamerica Pyramid skyscraper, a distinctive symbol of the city’s skyline.
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C.
1750 Vine Street
1750 Vine Street is the Hollywood address best known as the location of the iconic Capitol Records Building, a landmark of the music industry in Los Angeles.
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D.
Three Embarcadero Center
Three Embarcadero Center is a prominent high-rise office building within San Francisco’s Embarcadero Center complex, known for its modernist architecture and prime downtown location.
-
E.
Four Embarcadero Center
Four Embarcadero Center is a prominent high-rise office building within San Francisco’s Embarcadero Center complex, known for its commercial space and central downtown location.
- 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: 999 California Street Target entity description: 999 California Street is the San Francisco address of the historic InterContinental Mark Hopkins Hotel atop Nob Hill.
-
A.
555 California Street
555 California Street is a prominent skyscraper in San Francisco, known as one of the city's tallest and most recognizable office buildings.
-
B.
600 Montgomery Street
600 Montgomery Street is the San Francisco address of the iconic Transamerica Pyramid skyscraper, a distinctive symbol of the city’s skyline.
-
C.
1750 Vine Street
1750 Vine Street is the Hollywood address best known as the location of the iconic Capitol Records Building, a landmark of the music industry in Los Angeles.
-
D.
Three Embarcadero Center
Three Embarcadero Center is a prominent high-rise office building within San Francisco’s Embarcadero Center complex, known for its modernist architecture and prime downtown location.
-
E.
Four Embarcadero Center
Four Embarcadero Center is a prominent high-rise office building within San Francisco’s Embarcadero Center complex, known for its commercial space and central downtown location.
- F. None of above. chosen
Statements (26)
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: 999 California Street Description of subject: 999 California Street is the San Francisco address of the historic InterContinental Mark Hopkins Hotel atop Nob Hill.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.