San Diego Bay
E36575
San Diego Bay is a natural deepwater harbor on the Pacific coast of Southern California that serves as a major commercial port and naval base for the city of San Diego.
All labels observed (7)
| Label | Occurrences |
|---|---|
| San Diego Bay canonical | 64 |
| San Diego Bay waterfront | 3 |
| North San Diego Bay | 1 |
| San Diego Bay (by land) | 1 |
| San Diego Bay shoreline | 1 |
| San Diego Bay watershed | 1 |
| South San Diego Bay | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T255832 — 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 Diego Bay Context triple: [San Diego International Airport, nearbyWaterBody, San Diego Bay]
-
A.
Suisun Bay
Suisun Bay is a shallow tidal estuary in Northern California that forms part of the greater San Francisco Bay system and serves as a key confluence for the Sacramento and San Joaquin rivers.
-
B.
Humboldt Bay
Humboldt Bay is a large natural harbor and coastal lagoon on the Northern California coast, known for its rich marine ecosystems, commercial port, and surrounding wetlands.
-
C.
San Francisco Bay
San Francisco Bay is a large, shallow estuarine inlet on the coast of Northern California, known for its iconic bridges, maritime activity, and role as the geographic center of the San Francisco Bay Area.
-
D.
Ventura Harbor
Ventura Harbor is a scenic marina and waterfront area in Ventura, California, known for its recreational boating, seaside dining, and access to the Channel Islands.
-
E.
San Pedro Bay
San Pedro Bay is a natural harbor on the Southern California coast that serves as a major hub for international maritime trade and shipping.
- 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 Diego Bay Target entity description: San Diego Bay is a natural deepwater harbor on the Pacific coast of Southern California that serves as a major commercial port and naval base for the city of San Diego.
-
A.
Suisun Bay
Suisun Bay is a shallow tidal estuary in Northern California that forms part of the greater San Francisco Bay system and serves as a key confluence for the Sacramento and San Joaquin rivers.
-
B.
Humboldt Bay
Humboldt Bay is a large natural harbor and coastal lagoon on the Northern California coast, known for its rich marine ecosystems, commercial port, and surrounding wetlands.
-
C.
San Francisco Bay
San Francisco Bay is a large, shallow estuarine inlet on the coast of Northern California, known for its iconic bridges, maritime activity, and role as the geographic center of the San Francisco Bay Area.
-
D.
Ventura Harbor
Ventura Harbor is a scenic marina and waterfront area in Ventura, California, known for its recreational boating, seaside dining, and access to the Channel Islands.
-
E.
San Pedro Bay
San Pedro Bay is a natural harbor on the Southern California coast that serves as a major hub for international maritime trade and shipping.
- F. None of above. chosen
Statements (61)
| Predicate | Object |
|---|---|
| instanceOf |
bay
ⓘ
deepwater port ⓘ natural harbor ⓘ |
| adjacentTo |
Chula Vista
ⓘ
surface form:
City of Chula Vista
Coronado ⓘ
surface form:
City of Coronado
City of Imperial Beach ⓘ National City ⓘ
surface form:
City of National City
San Diego ⓘ
surface form:
City of San Diego
|
| area |
approximately 22 square miles
ⓘ
approximately 56 square kilometers ⓘ |
| borderedBy |
Coronado Peninsula
ⓘ
Point Loma, San Diego, California ⓘ
surface form:
Point Loma
|
| country |
United States of America
ⓘ
surface form:
United States
|
| discoveredByEuropeansIn | 1542 ⓘ |
| ecoregion |
California Current
ⓘ
surface form:
California Current Large Marine Ecosystem
|
| entranceMarkedBy | Point Loma Lighthouse ⓘ |
| hasPart |
Naval Base Point Loma
ⓘ
surface form:
32nd Street Naval Station
Cabrillo National Monument ⓘ Coronado Island ⓘ Embarcadero ⓘ Harbor Island ⓘ Tenth Avenue Marine Terminal ⓘ
surface form:
National City Marine Terminal
Naval Air Station North Island ⓘ Naval Amphibious Base Coronado ⓘ
surface form:
Naval Base Coronado
Naval Base San Diego ⓘ San Diego Bay self-linksurface differs ⓘ
surface form:
North San Diego Bay
San Diego Bay National Wildlife Refuge ⓘ Shelter Island ⓘ Silver Strand ⓘ San Diego Bay self-linksurface differs ⓘ
surface form:
South San Diego Bay
Sweetwater Marsh ⓘ Tenth Avenue Marine Terminal ⓘ |
| hasWildlife |
fish species
ⓘ
marine invertebrates ⓘ migratory birds ⓘ |
| historicallyVisitedBy | Juan Rodríguez Cabrillo ⓘ |
| homePortOf |
United States Coast Guard
ⓘ
surface form:
U.S. Coast Guard units
U.S. Pacific Fleet ⓘ
surface form:
United States Navy Pacific Fleet units
|
| inflow |
Otay River
ⓘ
San Diego River ⓘ
surface form:
San Diego River (historically)
Sweetwater River ⓘ |
| length |
approximately 12 miles
ⓘ
approximately 19 kilometers ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
San Diego County ⓘ Southern California ⓘ |
| locatedOn | Pacific Ocean ⓘ |
| majorPortFor | San Diego metropolitan area ⓘ |
| managedBy | Port of San Diego ⓘ |
| maximumDepth |
approximately 18 meters
ⓘ
approximately 60 feet ⓘ |
| mouthsInto | Pacific Ocean ⓘ |
| near | U.S.–Mexico border ⓘ |
| partOf | California coastal ecosystem ⓘ |
| subjectTo |
dredging for navigation channels
ⓘ
environmental conservation efforts ⓘ |
| usedFor |
commercial shipping
ⓘ
fishing ⓘ naval operations ⓘ recreational boating ⓘ tourism ⓘ |
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 Diego Bay Description of subject: San Diego Bay is a natural deepwater harbor on the Pacific coast of Southern California that serves as a major commercial port and naval base for the city of San Diego.
Referenced by (72)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
San Diego Bay watershed
subject surface form:
Naval Air Station North Island
this entity surface form:
San Diego Bay waterfront
this entity surface form:
San Diego Bay waterfront