judo at the 1964 Summer Olympics
E923955
Judo at the 1964 Summer Olympics was the sport’s historic debut as an Olympic discipline, featuring men’s competitions in Tokyo that helped popularize modern judo worldwide.
All labels observed (1)
| Label | Occurrences |
|---|---|
| judo at the 1964 Summer Olympics canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11407262 — 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: judo at the 1964 Summer Olympics Context triple: [Nippon Budokan, hostedEvent, judo at the 1964 Summer Olympics]
-
A.
Kodokan judo
Kodokan judo is a modern Japanese martial art and Olympic sport founded by Jigoro Kano that emphasizes throws, grappling, and submissions, and has significantly influenced many other combat sports and self-defense systems.
-
B.
Japan Judo Federation
The Japan Judo Federation is the national governing body responsible for overseeing, promoting, and regulating the sport of judo in Japan, including organizing competitions and developing athletes from grassroots to elite levels.
-
C.
Yoshio Nakamura (judoka)
Yoshio Nakamura is a Japanese judoka and Olympic medalist known for his achievements in international judo competitions.
-
D.
Budo
"Budo" is a jazz composition featured on Miles Davis's influential album *Birth of the Cool*, known for its innovative arrangement and role in the development of cool jazz.
-
E.
Ryukyu kobudō
Ryukyu kobudō is a traditional Okinawan martial art focused on the use of classical weapons such as the bō, sai, tonfa, and nunchaku.
- 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: judo at the 1964 Summer Olympics Target entity description: Judo at the 1964 Summer Olympics was the sport’s historic debut as an Olympic discipline, featuring men’s competitions in Tokyo that helped popularize modern judo worldwide.
-
A.
Kodokan judo
Kodokan judo is a modern Japanese martial art and Olympic sport founded by Jigoro Kano that emphasizes throws, grappling, and submissions, and has significantly influenced many other combat sports and self-defense systems.
-
B.
Japan Judo Federation
The Japan Judo Federation is the national governing body responsible for overseeing, promoting, and regulating the sport of judo in Japan, including organizing competitions and developing athletes from grassroots to elite levels.
-
C.
Yoshio Nakamura (judoka)
Yoshio Nakamura is a Japanese judoka and Olympic medalist known for his achievements in international judo competitions.
-
D.
Budo
"Budo" is a jazz composition featured on Miles Davis's influential album *Birth of the Cool*, known for its innovative arrangement and role in the development of cool jazz.
-
E.
Ryukyu kobudō
Ryukyu kobudō is a traditional Okinawan martial art focused on the use of classical weapons such as the bō, sai, tonfa, and nunchaku.
- F. None of above. chosen
Statements (63)
| Predicate | Object |
|---|---|
| instanceOf |
Olympic event
ⓘ
Olympic judo competition ⓘ |
| associatedWith | modernization of traditional judo rules ⓘ |
| broadcastMedium | television ⓘ |
| chronologicalOrderInOlympicJudo | first Olympic judo tournament ⓘ |
| cityOfOpeningCeremony | Tokyo NERFINISHED ⓘ |
| competitionFormat | individual events ⓘ |
| continentOfHost | Asia NERFINISHED ⓘ |
| country | Japan ⓘ |
| culturalContext | held in the country where judo originated ⓘ |
| debutInOlympics | yes ⓘ |
| eventType |
men's heavyweight
ⓘ
men's lightweight ⓘ men's middleweight ⓘ men's open category ⓘ |
| featuredAthletesFrom |
Argentina
NERFINISHED
ⓘ
Australia NERFINISHED ⓘ Austria NERFINISHED ⓘ Belgium NERFINISHED ⓘ Brazil NERFINISHED ⓘ Canada NERFINISHED ⓘ Czechoslovakia NERFINISHED ⓘ Egypt NERFINISHED ⓘ France NERFINISHED ⓘ Germany NERFINISHED ⓘ Hungary NERFINISHED ⓘ Iran NERFINISHED ⓘ Italy NERFINISHED ⓘ Japan NERFINISHED ⓘ Mongolia NERFINISHED ⓘ Netherlands NERFINISHED ⓘ Poland NERFINISHED ⓘ South Korea NERFINISHED ⓘ Soviet Union NERFINISHED ⓘ Spain NERFINISHED ⓘ Sweden NERFINISHED ⓘ Switzerland NERFINISHED ⓘ United Kingdom NERFINISHED ⓘ United States NERFINISHED ⓘ Yugoslavia NERFINISHED ⓘ |
| games | 1964 Summer Olympics NERFINISHED ⓘ |
| gender | men ⓘ |
| governingBody | International Judo Federation NERFINISHED ⓘ |
| hostCity | Tokyo NERFINISHED ⓘ |
| hostCountry | Japan NERFINISHED ⓘ |
| hostFederation | All Japan Judo Federation NERFINISHED ⓘ |
| hostNationStrongPerformance | yes ⓘ |
| impactOnHostNation | enhanced national pride in Japan ⓘ |
| includedWomenEvents | no ⓘ |
| isFirstTimeSportContestedAtOlympics | yes ⓘ |
| legacy |
boosted international development of judo
ⓘ
established judo as a permanent Olympic sport ⓘ |
| location | Tokyo ⓘ |
| nextEvent | Judo at the 1972 Summer Olympics NERFINISHED ⓘ |
| notableFor |
historic Olympic debut of judo
ⓘ
promotion of modern judo worldwide ⓘ |
| numberOfEvents | 4 ⓘ |
| olympiadNumber | XVIII Olympiad NERFINISHED ⓘ |
| partOf | 1964 Summer Olympics ⓘ |
| regionOfInfluence | worldwide ⓘ |
| sport | judo ⓘ |
| teamEventsIncluded | no ⓘ |
| year | 1964 ⓘ |
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: judo at the 1964 Summer Olympics Description of subject: Judo at the 1964 Summer Olympics was the sport’s historic debut as an Olympic discipline, featuring men’s competitions in Tokyo that helped popularize modern judo worldwide.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.