Mason Street, San Francisco
E766821
Mason Street in San Francisco is a north–south street that runs through neighborhoods such as Nob Hill and Union Square, intersecting several major east–west thoroughfares in the city.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mason Street, San Francisco canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8743238 — 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: Mason Street, San Francisco Context triple: [Broadway, San Francisco, hasJunctionWith, Mason Street, San Francisco]
-
A.
Kearny Street, San Francisco
Kearny Street in San Francisco is a major north–south thoroughfare that runs from the Financial District through Chinatown and North Beach, serving as an important commercial and cultural corridor in the city.
-
B.
Stockton Street, San Francisco
Stockton Street in San Francisco is a major north–south thoroughfare that runs through neighborhoods such as Chinatown and Union Square, serving as a key commercial and transit corridor in the city.
-
C.
King Street in San Francisco
King Street in San Francisco is a major SoMa thoroughfare that runs along the city’s southeastern waterfront near Oracle Park, connecting downtown streets with freeway access and the Embarcadero.
-
D.
Powell Street, San Francisco
Powell Street in San Francisco is a major north–south thoroughfare best known for its historic cable car line and its role as a central artery through downtown and Union Square.
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E.
Grant Avenue, San Francisco
Grant Avenue in San Francisco is a historic thoroughfare best known as the main street of Chinatown and one of the city’s oldest and most iconic commercial corridors.
- 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: Mason Street, San Francisco Target entity description: Mason Street in San Francisco is a north–south street that runs through neighborhoods such as Nob Hill and Union Square, intersecting several major east–west thoroughfares in the city.
-
A.
Kearny Street, San Francisco
Kearny Street in San Francisco is a major north–south thoroughfare that runs from the Financial District through Chinatown and North Beach, serving as an important commercial and cultural corridor in the city.
-
B.
Stockton Street, San Francisco
Stockton Street in San Francisco is a major north–south thoroughfare that runs through neighborhoods such as Chinatown and Union Square, serving as a key commercial and transit corridor in the city.
-
C.
King Street in San Francisco
King Street in San Francisco is a major SoMa thoroughfare that runs along the city’s southeastern waterfront near Oracle Park, connecting downtown streets with freeway access and the Embarcadero.
-
D.
Powell Street, San Francisco
Powell Street in San Francisco is a major north–south thoroughfare best known for its historic cable car line and its role as a central artery through downtown and Union Square.
-
E.
Grant Avenue, San Francisco
Grant Avenue in San Francisco is a historic thoroughfare best known as the main street of Chinatown and one of the city’s oldest and most iconic commercial corridors.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf | street ⓘ |
| city | San Francisco ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| direction | north–south ⓘ |
| hasCableCarLineNearby | Powell–Mason line NERFINISHED ⓘ |
| hasNeighborhood |
Nob Hill
NERFINISHED
ⓘ
Union Square NERFINISHED ⓘ |
| hasTransit | San Francisco Municipal Railway bus service ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Nob Hill, San Francisco NERFINISHED ⓘ San Francisco ⓘ Union Square, San Francisco NERFINISHED ⓘ |
| majorIntersectionWith |
Bush Street
NERFINISHED
ⓘ
California Street NERFINISHED ⓘ Eddy Street NERFINISHED ⓘ Ellis Street NERFINISHED ⓘ Geary Street NERFINISHED ⓘ Golden Gate Avenue NERFINISHED ⓘ McAllister Street NERFINISHED ⓘ O’Farrell Street NERFINISHED ⓘ Pine Street NERFINISHED ⓘ Post Street NERFINISHED ⓘ Sutter Street NERFINISHED ⓘ Turk Street NERFINISHED ⓘ |
| partOf | street grid of San Francisco ⓘ |
| runsThroughNeighborhood |
Nob Hill
NERFINISHED
ⓘ
Union Square NERFINISHED ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
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: Mason Street, San Francisco Description of subject: Mason Street in San Francisco is a north–south street that runs through neighborhoods such as Nob Hill and Union Square, intersecting several major east–west thoroughfares in the city.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.