Tokyo Racecourse
E673927
Tokyo Racecourse is a major Japanese horse racing venue in Fuchu, Tokyo, known for hosting prestigious events such as the Japan Cup.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Tokyo Racecourse canonical | 4 |
| Japan Racing Association Tokyo Racecourse | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7567183 — 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: Tokyo Racecourse Context triple: [Keio railway network, hasStationNear, Tokyo Racecourse]
-
A.
Obihiro Racecourse
Obihiro Racecourse is a Japanese horse racing venue in Obihiro, Hokkaido, best known as the only track that regularly hosts traditional Ban'ei draft horse races.
-
B.
Hanshin Racecourse (near Amagasaki)
Hanshin Racecourse (near Amagasaki) is a major Japanese horse racing venue in the Kansai region, known for hosting prominent flat racing events including the Hanshin Juvenile Fillies and the Takarazuka Kinen.
-
C.
Suzuka
Suzuka is a city in Japan best known internationally for the Suzuka International Racing Course, which hosts major motorsport events including Formula One races.
-
D.
Komazawa Olympic Park
Komazawa Olympic Park is a large sports and recreation complex in Tokyo that was originally developed as a venue for the 1964 Summer Olympics.
-
E.
Arima Velodrome
Arima Velodrome is a cycling and multi-purpose sporting facility located in the town of Arima in Trinidad and Tobago.
- 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: Tokyo Racecourse Target entity description: Tokyo Racecourse is a major Japanese horse racing venue in Fuchu, Tokyo, known for hosting prestigious events such as the Japan Cup.
-
A.
Obihiro Racecourse
Obihiro Racecourse is a Japanese horse racing venue in Obihiro, Hokkaido, best known as the only track that regularly hosts traditional Ban'ei draft horse races.
-
B.
Hanshin Racecourse (near Amagasaki)
Hanshin Racecourse (near Amagasaki) is a major Japanese horse racing venue in the Kansai region, known for hosting prominent flat racing events including the Hanshin Juvenile Fillies and the Takarazuka Kinen.
-
C.
Suzuka
Suzuka is a city in Japan best known internationally for the Suzuka International Racing Course, which hosts major motorsport events including Formula One races.
-
D.
Komazawa Olympic Park
Komazawa Olympic Park is a large sports and recreation complex in Tokyo that was originally developed as a venue for the 1964 Summer Olympics.
-
E.
Arima Velodrome
Arima Velodrome is a cycling and multi-purpose sporting facility located in the town of Arima in Trinidad and Tobago.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
horse racing venue
ⓘ
racecourse ⓘ |
| city | Fuchu NERFINISHED ⓘ |
| country | Japan ⓘ |
| dirtCourseDirection | left-handed ⓘ |
| governingBody | Japan Racing Association NERFINISHED ⓘ |
| hasBettingFacilities | yes ⓘ |
| hasDirtCourse | yes ⓘ |
| hasEvent |
February Stakes
NERFINISHED
ⓘ
Japan Cup NERFINISHED ⓘ NHK Mile Cup NERFINISHED ⓘ Tenno Sho (Autumn) NERFINISHED ⓘ Tokyo Yushun NERFINISHED ⓘ Victoria Mile NERFINISHED ⓘ Yasuda Kinen NERFINISHED ⓘ Yushun Himba NERFINISHED ⓘ |
| hasGrandstandCapacity | approximately 13,750 ⓘ |
| hasInfieldAmusementFacilities | yes ⓘ |
| hasInfieldPark | yes ⓘ |
| hasInnerTurfCourse | yes ⓘ |
| hasJumpCourse | yes ⓘ |
| hasOuterTurfCourse | yes ⓘ |
| hasParadeRing | yes ⓘ |
| hasPhotoFinishSystem | yes ⓘ |
| hasStables | yes ⓘ |
| hasTotalCapacity | approximately 223,000 ⓘ |
| hasTurfCourse | yes ⓘ |
| hasVideoScreen | yes ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn |
Fuchu, Tokyo
NERFINISHED
ⓘ
Tokyo Prefecture NERFINISHED ⓘ |
| locatedNear | Tokyo Racecourse Station (bus stops) NERFINISHED ⓘ |
| mainTurfCourseDistance | 2083.1 metres ⓘ |
| nearestRailwayLine | Keio Line NERFINISHED ⓘ |
| nearestStation | Fuchu Keiba Seimon-mae Station NERFINISHED ⓘ |
| nickname | Tokyo Keiba-jō NERFINISHED ⓘ |
| notableFor |
hosting major Grade 1 races in Japan
ⓘ
hosting the Japan Cup ⓘ |
| opened | 1933 ⓘ |
| operatedBy | Japan Racing Association NERFINISHED ⓘ |
| ownedBy | Japan Racing Association NERFINISHED ⓘ |
| primaryUse | Thoroughbred horse racing ⓘ |
| region | Kantō region ⓘ |
| surfaceType |
dirt
ⓘ
turf ⓘ |
| turfCourseDirection | left-handed ⓘ |
| videoScreenType | large outdoor screen ⓘ |
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: Tokyo Racecourse Description of subject: Tokyo Racecourse is a major Japanese horse racing venue in Fuchu, Tokyo, known for hosting prestigious events such as the Japan Cup.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Japan Racing Association Tokyo Racecourse