Expo '75
E53075
Expo '75 was a world's fair held in Okinawa, Japan, that showcased marine science and technology while promoting the island's post-reversion development and international exchange.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T418957 — 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: Expo '75 Context triple: [1982 World's Fair, precededBy, Expo '75]
-
A.
Expo 67
Expo 67 was a major world's fair held in 1967 that showcased international pavilions, cutting-edge architecture, and cultural exhibitions, becoming a landmark event in Canada's centennial celebrations.
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B.
Expo ’70
Expo ’70 was the world’s fair held in Osaka, Japan, in 1970, renowned for its futuristic architecture, technological exhibits, and the iconic Tower of the Sun.
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C.
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.
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D.
Canadian National Exhibition
The Canadian National Exhibition is a large annual fair and festival in Toronto featuring midway rides, concerts, exhibitions, and cultural events that mark the end of summer.
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E.
1962 World’s Fair
The 1962 World’s Fair, officially known as the Century 21 Exposition in Seattle, was a major international exposition focused on space-age technology and the future, leaving a lasting legacy in the city’s skyline and infrastructure.
- 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: Expo '75 Target entity description: Expo '75 was a world's fair held in Okinawa, Japan, that showcased marine science and technology while promoting the island's post-reversion development and international exchange.
-
A.
Expo 67
Expo 67 was a major world's fair held in 1967 that showcased international pavilions, cutting-edge architecture, and cultural exhibitions, becoming a landmark event in Canada's centennial celebrations.
-
B.
Expo ’70
Expo ’70 was the world’s fair held in Osaka, Japan, in 1970, renowned for its futuristic architecture, technological exhibits, and the iconic Tower of the Sun.
-
C.
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.
-
D.
Canadian National Exhibition
The Canadian National Exhibition is a large annual fair and festival in Toronto featuring midway rides, concerts, exhibitions, and cultural events that mark the end of summer.
-
E.
1962 World’s Fair
The 1962 World’s Fair, officially known as the Century 21 Exposition in Seattle, was a major international exposition focused on space-age technology and the future, leaving a lasting legacy in the city’s skyline and infrastructure.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
international exposition
ⓘ
world's fair ⓘ |
| category |
Specialised Expos
ⓘ
surface form:
Specialized Expo
|
| country | Japan ⓘ |
| duration | 183 days ⓘ |
| endDate | 1976-01-18 ⓘ |
| focus |
marine science
ⓘ
marine technology ⓘ oceanography ⓘ |
| followedBy | Expo '81 ⓘ |
| goal |
promotion of Okinawa's post-reversion development
ⓘ
promotion of international exchange ⓘ |
| hasSubEvent |
corporate pavilions
ⓘ
national pavilions ⓘ thematic ocean pavilions ⓘ |
| heldAfter | Okinawa's reversion to Japan in 1972 ⓘ |
| hostCity | Motobu ⓘ |
| hostPrefecture | Okinawa Prefecture ⓘ |
| isLocatedIn | Okinawa Island ⓘ |
| languageOfOfficialName | English ⓘ |
| legacyFacility |
Oceanic Culture Museum
ⓘ
Churaumi Aquarium ⓘ
surface form:
Okinawa Churaumi Aquarium
|
| legacySite | Ocean Expo Park ⓘ |
| location | Motobu, Okinawa, Japan ⓘ |
| mainAttraction |
Aquapolis floating city
ⓘ
large ocean-themed pavilions ⓘ |
| mainVenue | Ocean Expo Park ⓘ |
| nativeName |
Okinawa Ocean Expo
ⓘ
surface form:
沖縄国際海洋博覧会
|
| nativeNameLanguage | Japanese ⓘ |
| numberOfParticipants | approximately 36 countries and international organizations ⓘ |
| numberOfParticipatingCountries | 36 ⓘ |
| officialName | International Ocean Exposition, Okinawa, Japan, 1975 ⓘ |
| openingYear | 1975 ⓘ |
| organizedBy |
Government of Japan
ⓘ
Okinawa Prefecture ⓘ
surface form:
Okinawa Prefectural Government
|
| precededBy |
Expo '74 World's Fair
ⓘ
surface form:
Expo '74
|
| purpose |
to promote tourism in Okinawa
ⓘ
to showcase advances in marine science and technology ⓘ to symbolize Okinawa's reintegration with Japan ⓘ |
| recognizedBy | Bureau International des Expositions ⓘ |
| shortName | Okinawa Ocean Expo ⓘ |
| startDate | 1975-07-20 ⓘ |
| subject |
marine environmental protection
ⓘ
ocean resource development ⓘ underwater exploration technologies ⓘ |
| subjectOf | postage stamps issued by Japan ⓘ |
| theme | The Sea We Would Like to See ⓘ |
| visitorCount | about 3.5 million ⓘ |
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: Expo '75 Description of subject: Expo '75 was a world's fair held in Okinawa, Japan, that showcased marine science and technology while promoting the island's post-reversion development and international exchange.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Expo ’75