Point Pinos Lighthouse
E450695
Point Pinos Lighthouse is a historic, still-operating 19th-century lighthouse on the Monterey Peninsula, known as the oldest continuously active lighthouse on the U.S. West Coast.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Point Pinos Lighthouse canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4534807 — 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: Point Pinos Lighthouse Context triple: [Pacific Grove, California, hasLandmark, Point Pinos Lighthouse]
-
A.
Boca Chita Lighthouse
Boca Chita Lighthouse is a small, historic ornamental lighthouse located on Boca Chita Key in Biscayne National Park, Florida, known as a picturesque landmark rather than an active navigational aid.
-
B.
Heceta Head Lighthouse
Heceta Head Lighthouse is a historic, highly photographed beacon perched on a scenic cliff along the central Oregon Coast, renowned for its powerful light and picturesque setting.
-
C.
Point Reyes Lighthouse
Point Reyes Lighthouse is a historic 19th-century coastal beacon on the Point Reyes headland in California, known for its dramatic cliffside setting and powerful foghorn guiding ships through the often treacherous waters off Marin County.
-
D.
Santa Ana lighthouse
Santa Ana lighthouse is a prominent hilltop beacon and tourist attraction in Guayaquil, Ecuador, offering panoramic views of the city and the Guayas River.
-
E.
Point Loma Lighthouse
Point Loma Lighthouse is a historic coastal beacon in San Diego, California, that has long guided ships navigating the entrance to San Diego Bay.
- 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: Point Pinos Lighthouse Target entity description: Point Pinos Lighthouse is a historic, still-operating 19th-century lighthouse on the Monterey Peninsula, known as the oldest continuously active lighthouse on the U.S. West Coast.
-
A.
Boca Chita Lighthouse
Boca Chita Lighthouse is a small, historic ornamental lighthouse located on Boca Chita Key in Biscayne National Park, Florida, known as a picturesque landmark rather than an active navigational aid.
-
B.
Heceta Head Lighthouse
Heceta Head Lighthouse is a historic, highly photographed beacon perched on a scenic cliff along the central Oregon Coast, renowned for its powerful light and picturesque setting.
-
C.
Point Reyes Lighthouse
Point Reyes Lighthouse is a historic 19th-century coastal beacon on the Point Reyes headland in California, known for its dramatic cliffside setting and powerful foghorn guiding ships through the often treacherous waters off Marin County.
-
D.
Santa Ana lighthouse
Santa Ana lighthouse is a prominent hilltop beacon and tourist attraction in Guayaquil, Ecuador, offering panoramic views of the city and the Guayas River.
-
E.
Point Loma Lighthouse
Point Loma Lighthouse is a historic coastal beacon in San Diego, California, that has long guided ships navigating the entrance to San Diego Bay.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
historic site
ⓘ
lighthouse ⓘ navigational aid ⓘ |
| attachedTo | 1-1/2 story keeper’s house ⓘ |
| automated | 1975 ⓘ |
| completionDate | 1855 ⓘ |
| constructionStartDate | 1853 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| countrySubdivision | State of California NERFINISHED ⓘ |
| firstLit | 1855 ⓘ |
| focalHeight | about 89 feet ⓘ |
| hasCategory |
Buildings and structures in Monterey County, California
ⓘ
Lighthouses completed in 1855 ⓘ Lighthouses on the National Register of Historic Places in California NERFINISHED ⓘ |
| hasConstructionMaterial |
brick
ⓘ
stone ⓘ |
| hasFogSignal | yes ⓘ |
| hasFunction |
aid to navigation
ⓘ
museum ⓘ |
| hasLens | third-order Fresnel lens ⓘ |
| isListedOn | National Register of Historic Places NERFINISHED ⓘ |
| isOldestContinuouslyOperatingLighthouseIn | California NERFINISHED ⓘ |
| isOldestContinuouslyOperatingLighthouseOn | U.S. West Coast NERFINISHED ⓘ |
| isOpenToPublic | yes ⓘ |
| lightCharacteristic | white light with red sector ⓘ |
| lightRange | approximately 17 nautical miles ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Monterey County, California NERFINISHED ⓘ Pacific Grove, California NERFINISHED ⓘ |
| locatedOn |
Monterey Peninsula
NERFINISHED
ⓘ
U.S. West Coast ⓘ |
| managedAs | historic park ⓘ |
| marking |
black lantern
ⓘ
white tower ⓘ |
| namedAfter | Point Pinos NERFINISHED ⓘ |
| near |
Asilomar State Beach
NERFINISHED
ⓘ
Pacific Grove Golf Links NERFINISHED ⓘ |
| NRHPFocus | maritime navigation ⓘ |
| NRHPListingType | building ⓘ |
| ocean | Pacific Ocean ⓘ |
| openingDate | 1855 ⓘ |
| operatedBy | United States Coast Guard NERFINISHED ⓘ |
| originalLensType | third-order Fresnel lens ⓘ |
| overlooks | Monterey Bay NERFINISHED ⓘ |
| ownedBy | City of Pacific Grove NERFINISHED ⓘ |
| region | Central California coast NERFINISHED ⓘ |
| status | active ⓘ |
| tourismType | heritage tourism site ⓘ |
| towerHeight | about 43 feet ⓘ |
| towerShape | cylindrical tower with balcony and lantern ⓘ |
| yearLit | 1855 ⓘ |
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: Point Pinos Lighthouse Description of subject: Point Pinos Lighthouse is a historic, still-operating 19th-century lighthouse on the Monterey Peninsula, known as the oldest continuously active lighthouse on the U.S. West Coast.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.