San Francisco Bay port system
E454380
The San Francisco Bay port system is a network of major commercial and industrial seaports around San Francisco Bay that supports regional, national, and international maritime trade and transportation.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Port of San Francisco Bay system | 1 |
| Port system of the San Francisco Bay | 1 |
| San Francisco Bay port system canonical | 1 |
| San Francisco Bay shipping lanes | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4569090 — 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 Bay port system Context triple: [Port of Benicia, partOf, San Francisco Bay port system]
-
A.
Port of Oakland
The Port of Oakland is a major deep-water seaport in Northern California and one of the primary container shipping hubs on the U.S. West Coast.
-
B.
Port of San Francisco
The Port of San Francisco is a major maritime facility and waterfront district on the city’s eastern shoreline, serving as a hub for cargo, ferries, cruise ships, and commercial development.
-
C.
Port of Benicia
The Port of Benicia is a deep-water port in Benicia, California, primarily handling automobile imports/exports and petroleum-related cargo on the Carquinez Strait.
-
D.
Port of Richmond, California
The Port of Richmond, California is a major deep-water shipping and transportation hub on the San Francisco Bay that handles diverse cargo and supports the industrial economy of the city of Richmond.
-
E.
Port of Redwood City
The Port of Redwood City is a small but active deep-water seaport on San Francisco Bay that handles bulk cargo and supports regional maritime commerce and recreational boating.
- 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 Bay port system Target entity description: The San Francisco Bay port system is a network of major commercial and industrial seaports around San Francisco Bay that supports regional, national, and international maritime trade and transportation.
-
A.
Port of Oakland
The Port of Oakland is a major deep-water seaport in Northern California and one of the primary container shipping hubs on the U.S. West Coast.
-
B.
Port of San Francisco
The Port of San Francisco is a major maritime facility and waterfront district on the city’s eastern shoreline, serving as a hub for cargo, ferries, cruise ships, and commercial development.
-
C.
Port of Benicia
The Port of Benicia is a deep-water port in Benicia, California, primarily handling automobile imports/exports and petroleum-related cargo on the Carquinez Strait.
-
D.
Port of Richmond, California
The Port of Richmond, California is a major deep-water shipping and transportation hub on the San Francisco Bay that handles diverse cargo and supports the industrial economy of the city of Richmond.
-
E.
Port of Redwood City
The Port of Redwood City is a small but active deep-water seaport on San Francisco Bay that handles bulk cargo and supports regional maritime commerce and recreational boating.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
maritime transport infrastructure
ⓘ
port system ⓘ |
| adjacentTo |
San Francisco–Oakland metropolitan area
ⓘ
linked to:
San Francisco Bay Area
|
| borderedBy | cities of San Francisco Bay Area ⓘ |
| connectedTo |
interstate highway system in California
ⓘ
rail networks in Northern California ⓘ |
| governedBy | multiple port authorities ⓘ |
| handles |
agricultural exports
ⓘ
automobiles ⓘ breakbulk cargo ⓘ bulk cargo ⓘ containerized cargo ⓘ petroleum products ⓘ |
| hasMajorComponent | Port of Oakland ⓘ |
| hasPart |
Alameda naval and commercial waterfront
ⓘ
linked to:
Alameda waterfront
Mare Island naval and industrial facilities ⓘ
linked to:
Mare Island Naval Shipyard
Port of Benicia ⓘ Port of Oakland ⓘ Port of Redwood City ⓘ Port of Richmond ⓘ Port of San Francisco ⓘ Port of Stockton ⓘ Port of West Sacramento ⓘ |
| includesAuthority |
Port of Oakland Board of Port Commissioners
ⓘ
linked to:
Board of Port Commissioners
Port of Richmond Harbor Commission ⓘ
linked to:
Port of Richmond Commission
Port of San Francisco Commission ⓘ |
| includesFacilityType |
automobile terminals
ⓘ
bulk terminals ⓘ container terminals ⓘ cruise ship terminals ⓘ ferry terminals ⓘ ship repair yards ⓘ |
| locatedIn |
Northern California
ⓘ
San Francisco Bay ⓘ United States ⓘ
linked to:
United States of America
|
| primaryContainerPort | Port of Oakland ⓘ |
| serves |
Northern California hinterland
ⓘ
linked to:
Northern California
San Francisco Bay Area ⓘ |
| strategicFor |
California economy
ⓘ
Pacific Rim trade ⓘ |
| subjectTo |
California state environmental regulations
ⓘ
U.S. federal maritime regulations ⓘ |
| supports |
cruise tourism
ⓘ
ferry passenger services ⓘ international trade ⓘ maritime transportation ⓘ national trade ⓘ naval and coast guard operations ⓘ regional trade ⓘ |
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 Bay port system Description of subject: The San Francisco Bay port system is a network of major commercial and industrial seaports around San Francisco Bay that supports regional, national, and international maritime trade and transportation.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: San Francisco Bay port system
linked to: San Francisco Bay port system