Morro Rock
E167239
Morro Rock is a prominent volcanic plug and coastal landmark located at the entrance to Morro Bay on California’s central coast.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Morro Rock canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T1326599 — 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: Morro Rock Context triple: [San Luis Obispo County, containsLandmark, Morro Rock]
-
A.
Taft Peak
Taft Peak is a mountain summit located within Nevada’s remote Schell Creek Range, known for its rugged Great Basin terrain and high-elevation landscapes.
-
B.
Fremont Peak
Fremont Peak is a prominent mountain summit in central California known for its panoramic views, state park, and historical significance to early explorers.
-
C.
Mount Rubidoux
Mount Rubidoux is a prominent hill and public park in Riverside, California, known for its scenic hiking trails and historic Easter sunrise services.
-
D.
Camelback Mountain
Camelback Mountain is a prominent landmark and popular hiking destination in the Phoenix, Arizona area, known for its distinctive camel-shaped silhouette and panoramic city views.
-
E.
Monte Sereno
Monte Sereno is a small, affluent residential city in California’s Silicon Valley, known for its wooded hillsides, low-density housing, and lack of commercial development.
- 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: Morro Rock Target entity description: Morro Rock is a prominent volcanic plug and coastal landmark located at the entrance to Morro Bay on California’s central coast.
-
A.
Taft Peak
Taft Peak is a mountain summit located within Nevada’s remote Schell Creek Range, known for its rugged Great Basin terrain and high-elevation landscapes.
-
B.
Fremont Peak
Fremont Peak is a prominent mountain summit in central California known for its panoramic views, state park, and historical significance to early explorers.
-
C.
Mount Rubidoux
Mount Rubidoux is a prominent hill and public park in Riverside, California, known for its scenic hiking trails and historic Easter sunrise services.
-
D.
Camelback Mountain
Camelback Mountain is a prominent landmark and popular hiking destination in the Phoenix, Arizona area, known for its distinctive camel-shaped silhouette and panoramic city views.
-
E.
Monte Sereno
Monte Sereno is a small, affluent residential city in California’s Silicon Valley, known for its wooded hillsides, low-density housing, and lack of commercial development.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
landmark
ⓘ
natural monument ⓘ volcanic plug ⓘ |
| accessPolicy |
climbing prohibited
ⓘ
interior closed to public ⓘ |
| age |
Miocene
ⓘ
surface form:
Miocene epoch
about 23 million years ⓘ |
| alsoKnownAs | The Gibraltar of the Pacific ⓘ |
| CaliforniaHistoricalLandmarkNumber | 821 ⓘ |
| composition | igneous rock ⓘ |
| connectedTo | mainland by causeway ⓘ |
| designatedAs | bird sanctuary ⓘ |
| elevation |
177 meters
ⓘ
581 feet ⓘ |
| formedBy | volcanic activity ⓘ |
| geologicalType | dacite plug ⓘ |
| governedBy |
California Department of Parks and Recreation
ⓘ
Morro Bay ⓘ
surface form:
City of Morro Bay (tidelands trust areas)
|
| hasFeature | rock quarry scars on north side ⓘ |
| hasUse | navigation reference for mariners ⓘ |
| importantHabitatFor |
peregrine falcon
ⓘ
seabirds ⓘ |
| isCoastalLandmarkOf |
Central Coast of California
ⓘ
surface form:
California’s central coast
|
| isSymbolOf | Morro Bay ⓘ |
| liesWithin | Morro Bay National Estuary vicinity ⓘ |
| locatedAt | entrance to Morro Bay harbor ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Morro Bay ⓘ San Luis Obispo County ⓘ United States of America ⓘ
surface form:
United States
|
| namedBy | Juan Rodríguez Cabrillo ⓘ |
| nameMeaning | “morro” means “crown-shaped hill” or “promontory” in Spanish ⓘ |
| near |
Morro Bay
ⓘ
surface form:
City of Morro Bay
Morro Rock Beach ⓘ Morro Strand State Beach ⓘ |
| orientation | western edge of Morro Bay harbor entrance ⓘ |
| overlooks | Pacific Ocean ⓘ |
| partOf |
Morro Bay State Park
ⓘ
Nine Sisters ⓘ |
| photographySubject | popular landscape photography site ⓘ |
| protectedAs | State Historic Landmark ⓘ |
| quarryingCeased | 1960s ⓘ |
| tourismRole | major tourist attraction ⓘ |
| visibleFrom | Highway 1 ⓘ |
| volcanicField | Morro–Islay volcanic field ⓘ |
| wasIslandUntil | causeway construction in 1930s ⓘ |
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: Morro Rock Description of subject: Morro Rock is a prominent volcanic plug and coastal landmark located at the entrance to Morro Bay on California’s central coast.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.