Casa Grande
E108253
Casa Grande is the grand main residence of Hearst Castle, an opulent Mediterranean Revival estate designed by architect Julia Morgan for newspaper magnate William Randolph Hearst on California’s Central Coast.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Casa Grande canonical | 1 |
| Casa Grande Ruins | 1 |
| main house Casa Grande | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T918821 — 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: Casa Grande Context triple: [Hearst San Simeon State Historical Monument, hasPart, Casa Grande]
-
A.
Casa del Desierto
Casa del Desierto is a historic Harvey House railroad depot and hotel in Barstow, California, now serving as a museum and cultural center.
-
B.
El Tajín
El Tajín is a major pre-Columbian archaeological site in eastern Mexico, renowned for its Pyramid of the Niches and its significance as a center of Classic Veracruz culture.
-
C.
La Venta
La Venta is an important ancient Olmec archaeological site in present-day Tabasco, Mexico, known for its colossal stone heads and early Mesoamerican ceremonial architecture.
-
D.
Monte Albán
Monte Albán is an ancient Zapotec archaeological site in Oaxaca, Mexico, renowned as one of the earliest and most important urban centers in Mesoamerican history.
-
E.
Teotihuacan Hall
Teotihuacan Hall is a major exhibition space dedicated to the ancient Mesoamerican city of Teotihuacan, showcasing its artifacts, architecture, and cultural history.
- 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: Casa Grande Target entity description: Casa Grande is the grand main residence of Hearst Castle, an opulent Mediterranean Revival estate designed by architect Julia Morgan for newspaper magnate William Randolph Hearst on California’s Central Coast.
-
A.
Casa del Desierto
Casa del Desierto is a historic Harvey House railroad depot and hotel in Barstow, California, now serving as a museum and cultural center.
-
B.
El Tajín
El Tajín is a major pre-Columbian archaeological site in eastern Mexico, renowned for its Pyramid of the Niches and its significance as a center of Classic Veracruz culture.
-
C.
La Venta
La Venta is an important ancient Olmec archaeological site in present-day Tabasco, Mexico, known for its colossal stone heads and early Mesoamerican ceremonial architecture.
-
D.
Monte Albán
Monte Albán is an ancient Zapotec archaeological site in Oaxaca, Mexico, renowned as one of the earliest and most important urban centers in Mesoamerican history.
-
E.
Teotihuacan Hall
Teotihuacan Hall is a major exhibition space dedicated to the ancient Mesoamerican city of Teotihuacan, showcasing its artifacts, architecture, and cultural history.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
historic house
ⓘ
mansion ⓘ |
| architect | Julia Morgan ⓘ |
| architecturalStyle |
Mediterranean Revival
ⓘ
Spanish Revival ⓘ |
| constructionPeriod | 1919–1947 ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| designedFor | William Randolph Hearst ⓘ |
| elevation | hilltop site above the Pacific Ocean ⓘ |
| hasArtCollection |
European antiques
ⓘ
paintings ⓘ sculpture ⓘ tapestries ⓘ |
| hasFeature |
dining room
ⓘ
formal terraces ⓘ grand entry hall ⓘ library ⓘ multiple guest suites ⓘ ornate façade ⓘ roof garden ⓘ screening room ⓘ twin bell towers ⓘ |
| hasInteriorStyle | eclectic historicist ⓘ |
| heritageDesignation |
California Historical Landmark (as part of Hearst Castle)
ⓘ
linked to:
California Historical Landmark
National Historic Landmark (as part of Hearst Castle) ⓘ
linked to:
National Historic Landmark
|
| inception | early 1920s ⓘ |
| inspiredBy |
Mediterranean villas
ⓘ
Spanish cathedrals ⓘ |
| locatedIn |
California
ⓘ
linked to:
California, United States
San Luis Obispo County, California ⓘ
linked to:
San Luis Obispo County
San Simeon, California ⓘ United States ⓘ
linked to:
United States of America
|
| material |
reinforced concrete
ⓘ
steel frame ⓘ travertine ⓘ |
| notableResident | William Randolph Hearst ⓘ |
| numberOfFloors | multiple levels ⓘ |
| openToPublic | yes ⓘ |
| operator | California Department of Parks and Recreation ⓘ |
| ownerAtConstruction | William Randolph Hearst ⓘ |
| partOf |
Hearst Castle
ⓘ
Hearst San Simeon State Historical Monument ⓘ |
| roofMaterial | red clay tile ⓘ |
| significance | iconic example of American Gilded Age opulence ⓘ |
| startDate | 1919 ⓘ |
| tourismRegion |
California Central Coast
ⓘ
linked to:
Central Coast of California
|
| use |
museum
ⓘ
tourist attraction ⓘ |
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: Casa Grande Description of subject: Casa Grande is the grand main residence of Hearst Castle, an opulent Mediterranean Revival estate designed by architect Julia Morgan for newspaper magnate William Randolph Hearst on California’s Central Coast.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Hearst San Simeon State Historical Monument (Hearst Castle)
linked to: Casa Grande
linked to: Casa Grande