Louisiana Purchase Exposition
E15464
The Louisiana Purchase Exposition, also known as the 1904 St. Louis World's Fair, was a major international exposition held to celebrate the centennial of the Louisiana Purchase and showcase technological, cultural, and artistic achievements of the era.
All labels observed (12)
How this entity was disambiguated
This entity first appeared as the object of triple T123534 — 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: Louisiana Purchase Exposition Context triple: [Vulcan statue, commissionedFor, Louisiana Purchase Exposition]
-
A.
1900 Exposition Universelle
The 1900 Exposition Universelle was a world's fair held to showcase the achievements of the 19th century and emerging innovations of the 20th, featuring landmark attractions like the Grand Palais and the first Paris Métro line.
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B.
1889 Exposition Universelle
The 1889 Exposition Universelle was a world's fair held to celebrate the 100th anniversary of the French Revolution, best known for unveiling the Eiffel Tower as its centerpiece.
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C.
1878 Exposition Universelle
The 1878 Exposition Universelle was a world's fair held in Paris to showcase French recovery after the Franco-Prussian War and to celebrate advances in industry, technology, and the arts.
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D.
Palace of Fine Arts
The Palace of Fine Arts is a monumental Beaux-Arts structure in San Francisco originally built for the 1915 Panama–Pacific International Exposition and now a popular cultural and scenic landmark.
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E.
1982 World's Fair
The 1982 World's Fair was a specialized international exposition held in Knoxville that focused on energy themes and left the city with landmarks like the Sunsphere.
- 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: Louisiana Purchase Exposition Target entity description: The Louisiana Purchase Exposition, also known as the 1904 St. Louis World's Fair, was a major international exposition held to celebrate the centennial of the Louisiana Purchase and showcase technological, cultural, and artistic achievements of the era.
-
A.
1900 Exposition Universelle
The 1900 Exposition Universelle was a world's fair held to showcase the achievements of the 19th century and emerging innovations of the 20th, featuring landmark attractions like the Grand Palais and the first Paris Métro line.
-
B.
1889 Exposition Universelle
The 1889 Exposition Universelle was a world's fair held to celebrate the 100th anniversary of the French Revolution, best known for unveiling the Eiffel Tower as its centerpiece.
-
C.
1878 Exposition Universelle
The 1878 Exposition Universelle was a world's fair held in Paris to showcase French recovery after the Franco-Prussian War and to celebrate advances in industry, technology, and the arts.
-
D.
Palace of Fine Arts
The Palace of Fine Arts is a monumental Beaux-Arts structure in San Francisco originally built for the 1915 Panama–Pacific International Exposition and now a popular cultural and scenic landmark.
-
E.
1982 World's Fair
The 1982 World's Fair was a specialized international exposition held in Knoxville that focused on energy themes and left the city with landmarks like the Sunsphere.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
historical event
ⓘ
international exposition ⓘ world's fair ⓘ |
| alsoKnownAs |
Louisiana Purchase Exposition
ⓘ
surface form:
1904 St. Louis World's Fair
Louisiana Purchase Exposition ⓘ
surface form:
St. Louis World's Fair
|
| approvedBy | United States Congress ⓘ |
| architecturalStyle | Beaux-Arts ⓘ |
| area | approximately 1,200 acres ⓘ |
| chiefArchitect | Emmanuel Louis Masqueray ⓘ |
| commemoratedEvent | Louisiana Purchase ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| endDate | 1904-12-01 ⓘ |
| featured |
Festival Hall
ⓘ
Palace of Agriculture ⓘ Palace of Education ⓘ Palace of Electricity ⓘ Palace of Fine Arts ⓘ Palace of Transportation ⓘ Pike amusement area ⓘ |
| featuredEvent |
Summer Olympics 1904
ⓘ
surface form:
1904 Summer Olympics
|
| featuredInnovation |
X-ray technology exhibits
ⓘ
automobile exhibits ⓘ early wireless telegraphy demonstrations ⓘ electric lighting displays ⓘ |
| followedBy | Jamestown Exposition ⓘ |
| hosted | athletic events of the 1904 Summer Olympics ⓘ |
| included |
Philippine Reservation exhibit
ⓘ
anthropological and "living exhibits" of Indigenous peoples ⓘ educational exhibits from U.S. states and territories ⓘ international pavilions ⓘ |
| introducedToMassAudience |
Dr Pepper (wider promotion)
ⓘ
hamburger (popularization) ⓘ ice cream cone (popularization) ⓘ |
| legacyBuilding |
Saint Louis Art Museum
ⓘ
World's Fair Pavilion in Forest Park ⓘ |
| locatedAt |
Forest Park
ⓘ
surface form:
Forest Park, St. Louis
|
| locatedIn |
St. Louis, Missouri, United States
ⓘ
surface form:
St. Louis, Missouri
|
| numberOfBuildings | over 1,500 ⓘ |
| numberOfExhibitingCountries | over 60 ⓘ |
| numberOfVisitors | approximately 19,000,000 ⓘ |
| openedToPublic | 1904-04-30 ⓘ |
| organizedBy |
Louisiana Purchase Exposition
self-linksurface differs
ⓘ
surface form:
Louisiana Purchase Exposition Company
|
| precededBy | Pan-American Exposition ⓘ |
| presidentOfExpositionCompany | David R. Francis ⓘ |
| purpose |
to celebrate the centennial of the Louisiana Purchase
ⓘ
to showcase artistic achievements ⓘ to showcase cultural achievements ⓘ to showcase technological achievements ⓘ |
| significance | major showcase of early 20th-century technology and culture ⓘ |
| startDate | 1904-04-30 ⓘ |
| timePeriod | Progressive Era ⓘ |
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: Louisiana Purchase Exposition Description of subject: The Louisiana Purchase Exposition, also known as the 1904 St. Louis World's Fair, was a major international exposition held to celebrate the centennial of the Louisiana Purchase and showcase technological, cultural, and artistic achievements of the era.
Referenced by (37)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
1904 World’s Fair
this entity surface form:
1904 World’s Fair in St. Louis
subject surface form:
1904 Summer Olympics
this entity surface form:
1904 St. Louis World's Fair
this entity surface form:
St. Louis World's Fair
Louisiana Purchase Exposition
→
organizedBy
→
Louisiana Purchase Exposition
self-linksurface differs
ⓘ
this entity surface form:
Louisiana Purchase Exposition Company
this entity surface form:
World's Fairs in St. Louis
this entity surface form:
1904 Louisiana Purchase Exposition
this entity surface form:
1904 St. Louis World's Fair
this entity surface form:
1904 St. Louis World's Fair
this entity surface form:
1904 Louisiana Purchase Exposition
this entity surface form:
World's Fair architecture in St. Louis
this entity surface form:
fairgrounds of the Louisiana Purchase Exposition
this entity surface form:
Louisiana Purchase centennial celebration
this entity surface form:
Louisiana Purchase Exposition Company
this entity surface form:
1904 St. Louis World’s Fair