Panama–California Exposition grounds
E714455
The Panama–California Exposition grounds were the historic fairgrounds in San Diego’s Balboa Park that hosted the 1915–1917 world’s fair celebrating the opening of the Panama Canal and showcasing Spanish Colonial Revival architecture.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Panama–California Exposition grounds canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8119471 — 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: Panama–California Exposition grounds Context triple: [California State Building, locatedInVenue, Panama–California Exposition grounds]
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A.
Panama–Pacific International Exposition grounds
The Panama–Pacific International Exposition grounds were the expansive fairgrounds in San Francisco that hosted the 1915 world's fair celebrating the opening of the Panama Canal and the city’s recovery from the 1906 earthquake.
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B.
World's Fair Park
World's Fair Park is a public park and event space in downtown Knoxville, Tennessee, built on the former site of the 1982 World's Fair and known for its iconic Sunsphere observation tower.
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C.
Pacific National Exhibition grounds
The Pacific National Exhibition grounds are a large fair and entertainment complex in Vancouver, British Columbia, known for hosting annual fairs, concerts, sporting events, and various cultural attractions.
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D.
Exposition Park
Exposition Park was a historic early 20th-century baseball stadium in Pittsburgh that hosted the Pittsburgh Pirates and the first modern World Series games.
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E.
Exposition Park
Exposition Park is a major cultural and recreational complex in Los Angeles known for its museums, sports venues, and expansive public green spaces.
- 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: Panama–California Exposition grounds Target entity description: The Panama–California Exposition grounds were the historic fairgrounds in San Diego’s Balboa Park that hosted the 1915–1917 world’s fair celebrating the opening of the Panama Canal and showcasing Spanish Colonial Revival architecture.
-
A.
Panama–Pacific International Exposition grounds
The Panama–Pacific International Exposition grounds were the expansive fairgrounds in San Francisco that hosted the 1915 world's fair celebrating the opening of the Panama Canal and the city’s recovery from the 1906 earthquake.
-
B.
World's Fair Park
World's Fair Park is a public park and event space in downtown Knoxville, Tennessee, built on the former site of the 1982 World's Fair and known for its iconic Sunsphere observation tower.
-
C.
Pacific National Exhibition grounds
The Pacific National Exhibition grounds are a large fair and entertainment complex in Vancouver, British Columbia, known for hosting annual fairs, concerts, sporting events, and various cultural attractions.
-
D.
Exposition Park
Exposition Park was a historic early 20th-century baseball stadium in Pittsburgh that hosted the Pittsburgh Pirates and the first modern World Series games.
-
E.
Exposition Park
Exposition Park is a major cultural and recreational complex in Los Angeles known for its museums, sports venues, and expansive public green spaces.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
historic fairgrounds
ⓘ
world’s fair site ⓘ |
| architecturalStyle |
Mission Revival architecture
NERFINISHED
ⓘ
Spanish Colonial Revival architecture NERFINISHED ⓘ |
| category |
Historic districts in San Diego
ⓘ
Spanish Colonial Revival architecture in California ⓘ World’s fair sites in the United States ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| endUse | 1917 ⓘ |
| hasPart |
Botanical Building and Lily Pond
NERFINISHED
ⓘ
Cabrillo Bridge NERFINISHED ⓘ California Quadrangle NERFINISHED ⓘ El Prado axial roadway ⓘ Plaza de California NERFINISHED ⓘ Plaza de Panama NERFINISHED ⓘ Spreckels Organ Pavilion NERFINISHED ⓘ arcaded exhibition buildings along El Prado ⓘ |
| hasTheme |
celebration of the opening of the Panama Canal
ⓘ
promotion of San Diego as a Pacific port ⓘ |
| heritageDesignation |
National Historic Landmark
ⓘ
listed on the National Register of Historic Places ⓘ |
| heritageDesignationAppliesTo | central portion of Balboa Park ⓘ |
| inception | 1915 ⓘ |
| locatedIn |
Balboa Park
NERFINISHED
ⓘ
California, United States ⓘ
surface form:
California
San Diego NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| notableWork |
Botanical Building
NERFINISHED
ⓘ
Cabrillo Bridge NERFINISHED ⓘ California Quadrangle NERFINISHED ⓘ California State Building NERFINISHED ⓘ California Tower NERFINISHED ⓘ Casa de Balboa NERFINISHED ⓘ Casa del Prado NERFINISHED ⓘ El Prado promenade NERFINISHED ⓘ House of Charm NERFINISHED ⓘ House of Hospitality NERFINISHED ⓘ Organ Pavilion colonnade NERFINISHED ⓘ Plaza de Panama NERFINISHED ⓘ Spreckels Organ Pavilion NERFINISHED ⓘ |
| partOf | Balboa Park historic district NERFINISHED ⓘ |
| significantArchitect |
Bertram Goodhue
NERFINISHED
ⓘ
Carleton Winslow Sr. NERFINISHED ⓘ |
| significantEvent | Panama–California Exposition NERFINISHED ⓘ |
| significantPeriod | 1915–1917 ⓘ |
| significantPlanner | Frank P. Allen Jr. NERFINISHED ⓘ |
| startUse | 1915 ⓘ |
| usedFor | Panama–California Exposition NERFINISHED ⓘ |
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: Panama–California Exposition grounds Description of subject: The Panama–California Exposition grounds were the historic fairgrounds in San Diego’s Balboa Park that hosted the 1915–1917 world’s fair celebrating the opening of the Panama Canal and showcasing Spanish Colonial Revival architecture.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.