Los Angeles Breakwater
E538401
Los Angeles Breakwater is a large man-made harbor barrier off the coast of Los Angeles that protects the Port of Los Angeles and nearby shoreline from ocean swells and waves.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Los Angeles Breakwater canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5656053 — 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: Los Angeles Breakwater Context triple: [Cabrillo Fishing Pier, near, Los Angeles Breakwater]
-
A.
The Marina
The Marina is a lively waterfront area along Chicago’s Riverwalk known for its restaurants, bars, and scenic views of the Chicago River.
-
B.
Ventura Pier
Ventura Pier is a historic wooden ocean pier and popular recreational landmark extending into the Pacific Ocean from the beachfront of Ventura, California.
-
C.
San Simeon Pier
San Simeon Pier is a historic wooden fishing and sightseeing pier on California’s central coast, offering ocean views near Hearst Castle and the town of San Simeon.
-
D.
Oceanside Harbor
Oceanside Harbor is a coastal marina and waterfront area in Oceanside, California, known for its recreational boating, beaches, dining, and scenic ocean views.
-
E.
Santa Barbara Harbor
Santa Barbara Harbor is a picturesque marina and working harbor on the Pacific coast known for its recreational boating, fishing fleet, waterfront dining, and views of the Santa Ynez Mountains.
- 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: Los Angeles Breakwater Target entity description: Los Angeles Breakwater is a large man-made harbor barrier off the coast of Los Angeles that protects the Port of Los Angeles and nearby shoreline from ocean swells and waves.
-
A.
The Marina
The Marina is a lively waterfront area along Chicago’s Riverwalk known for its restaurants, bars, and scenic views of the Chicago River.
-
B.
Ventura Pier
Ventura Pier is a historic wooden ocean pier and popular recreational landmark extending into the Pacific Ocean from the beachfront of Ventura, California.
-
C.
San Simeon Pier
San Simeon Pier is a historic wooden fishing and sightseeing pier on California’s central coast, offering ocean views near Hearst Castle and the town of San Simeon.
-
D.
Oceanside Harbor
Oceanside Harbor is a coastal marina and waterfront area in Oceanside, California, known for its recreational boating, beaches, dining, and scenic ocean views.
-
E.
Santa Barbara Harbor
Santa Barbara Harbor is a picturesque marina and working harbor on the Pacific coast known for its recreational boating, fishing fleet, waterfront dining, and views of the Santa Ynez Mountains.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
breakwater
ⓘ
coastal engineering structure ⓘ harbor barrier ⓘ |
| adjacentTo |
Long Beach, California
ⓘ
linked to:
Long Beach
San Pedro, Los Angeles ⓘ
linked to:
San Pedro
|
| constructionMaterial |
concrete
ⓘ
rock ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| engineeringDiscipline | coastal engineering ⓘ |
| function |
provide calm waters for port operations
ⓘ
reduce wave energy entering Los Angeles Harbor ⓘ |
| hasPart |
entrance channels to Los Angeles Harbor
ⓘ
main breakwater section ⓘ |
| locatedIn |
California
ⓘ
linked to:
California, United States
Los Angeles County, California ⓘ
linked to:
Los Angeles County
Los Angeles Harbor ⓘ Pacific Ocean ⓘ San Pedro Bay ⓘ |
| maintainedBy | Port of Los Angeles ⓘ |
| near |
Angels Gate Lighthouse
ⓘ
Port of Long Beach ⓘ |
| ownedBy | Port of Los Angeles ⓘ |
| partOf | harbor defenses of Port of Los Angeles ⓘ |
| protects |
Los Angeles Harbor
ⓘ
Port of Los Angeles ⓘ nearby shoreline of Los Angeles ⓘ |
| protectsFrom |
ocean swells
ⓘ
waves ⓘ |
| purpose |
harbor protection
ⓘ
shoreline protection ⓘ wave attenuation ⓘ |
| usedBy |
commercial shipping
ⓘ
recreational boating ⓘ |
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: Los Angeles Breakwater Description of subject: Los Angeles Breakwater is a large man-made harbor barrier off the coast of Los Angeles that protects the Port of Los Angeles and nearby shoreline from ocean swells and waves.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.