San Francisco Department of Public Works
E93979
The San Francisco Department of Public Works is the city agency responsible for maintaining and improving San Francisco’s public infrastructure, including streets, sidewalks, public buildings, and related services.
All labels observed (3)
How this entity was disambiguated
This entity first appeared as the object of triple T773159 — 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 Francisco Department of Public Works Context triple: [Government of San Francisco, hasAgency, San Francisco Department of Public Works]
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A.
San Francisco Recreation and Parks Department
The San Francisco Recreation and Parks Department is the municipal agency responsible for operating and maintaining the city’s public parks, recreational facilities, and open spaces.
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B.
San Francisco Human Services Agency
The San Francisco Human Services Agency is the city and county’s primary public agency responsible for delivering social services and safety net programs to low-income, vulnerable, and at-risk residents.
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C.
San Francisco Department of Building Inspection
The San Francisco Department of Building Inspection is the city agency responsible for enforcing building codes, issuing permits, and overseeing construction safety and compliance within San Francisco.
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D.
Government of San Francisco
The Government of San Francisco is the consolidated city-county administration that manages local legislative, executive, and municipal services for San Francisco, California.
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E.
San Francisco Fire Department
The San Francisco Fire Department is the municipal agency responsible for fire protection, emergency medical services, and disaster response within the city and county of San Francisco, California.
- 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 Francisco Department of Public Works Target entity description: The San Francisco Department of Public Works is the city agency responsible for maintaining and improving San Francisco’s public infrastructure, including streets, sidewalks, public buildings, and related services.
-
A.
San Francisco Recreation and Parks Department
The San Francisco Recreation and Parks Department is the municipal agency responsible for operating and maintaining the city’s public parks, recreational facilities, and open spaces.
-
B.
San Francisco Human Services Agency
The San Francisco Human Services Agency is the city and county’s primary public agency responsible for delivering social services and safety net programs to low-income, vulnerable, and at-risk residents.
-
C.
San Francisco Department of Building Inspection
The San Francisco Department of Building Inspection is the city agency responsible for enforcing building codes, issuing permits, and overseeing construction safety and compliance within San Francisco.
-
D.
Government of San Francisco
The Government of San Francisco is the consolidated city-county administration that manages local legislative, executive, and municipal services for San Francisco, California.
-
E.
San Francisco Fire Department
The San Francisco Fire Department is the municipal agency responsible for fire protection, emergency medical services, and disaster response within the city and county of San Francisco, California.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
municipal government agency
ⓘ
public works department ⓘ |
| cityServed | San Francisco ⓘ |
| collaboratesWith |
San Francisco Municipal Transportation Agency
ⓘ
San Francisco Planning Department ⓘ San Francisco Public Utilities Commission ⓘ San Francisco Recreation and Parks Department ⓘ
surface form:
San Francisco Recreation and Park Department
|
| country | United States of America ⓘ |
| employs |
civil engineers
ⓘ
construction inspectors ⓘ maintenance workers ⓘ project managers ⓘ |
| fundingSource | City and County of San Francisco budget ⓘ |
| governingBody |
San Francisco County
ⓘ
surface form:
City and County of San Francisco
|
| hasDivision |
Building Design and Construction division
ⓘ
Infrastructure Design and Construction division ⓘ Operations division ⓘ Street Environmental Services division ⓘ |
| hasWebsite | https://www.sfpublicworks.org/ ⓘ |
| jurisdiction |
San Francisco County
ⓘ
surface form:
City and County of San Francisco
|
| languageOfWork | English ⓘ |
| location |
San Francisco, California, United States of America
ⓘ
surface form:
San Francisco, California
|
| partOf |
Government of San Francisco
ⓘ
surface form:
Government of the City and County of San Francisco
|
| regionServed | San Francisco Bay Area (city-level focus) ⓘ |
| responsibleFor |
capital improvement projects for public infrastructure in San Francisco
ⓘ
construction management for city infrastructure projects ⓘ curb ramp installation and maintenance in San Francisco ⓘ design and engineering services for city infrastructure projects ⓘ graffiti removal on public property in San Francisco ⓘ maintenance of certain public buildings in San Francisco ⓘ maintenance of some public plazas and medians in San Francisco ⓘ public infrastructure maintenance in San Francisco ⓘ public right-of-way maintenance in San Francisco ⓘ sidewalk maintenance in San Francisco ⓘ sidewalk repair in San Francisco ⓘ street and sidewalk cleanliness in San Francisco ⓘ street cleaning in San Francisco ⓘ street infrastructure improvements in San Francisco ⓘ street maintenance in San Francisco ⓘ street repair in San Francisco ⓘ street resurfacing in San Francisco ⓘ street sweeping operations in San Francisco ⓘ street trees maintenance in San Francisco ⓘ street use permits administration in San Francisco ⓘ |
| sector | public sector ⓘ |
| serviceType |
engineering and construction services
ⓘ
infrastructure maintenance services ⓘ public works services ⓘ |
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 Francisco Department of Public Works Description of subject: The San Francisco Department of Public Works is the city agency responsible for maintaining and improving San Francisco’s public infrastructure, including streets, sidewalks, public buildings, and related services.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
San Francisco Public Works
San Francisco Department of the Environment
→
collaboratesWith
→
San Francisco Department of Public Works
ⓘ
this entity surface form:
San Francisco Public Works
this entity surface form:
City and County of San Francisco (public right-of-way, with some private garden care)
this entity surface form:
San Francisco Public Works