Chichibunomiya Rugby Stadium
E464185
Chichibunomiya Rugby Stadium is a prominent rugby union venue in Tokyo, Japan, named in honor of Prince Chichibu and known as a key site for domestic and international rugby matches.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Chichibunomiya Rugby Stadium canonical | 8 |
| Prince Chichibu Memorial Rugby Ground | 1 |
| Prince Chichibu Memorial Rugby Stadium | 1 |
| 秩父宮ラグビー場 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4708521 — 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: Chichibunomiya Rugby Stadium Context triple: [Prince Chichibu, commemoratedBy, Chichibunomiya Rugby Stadium]
-
A.
Hanazono Rugby Stadium
Hanazono Rugby Stadium is a historic rugby union stadium in Japan, renowned as one of the country’s oldest dedicated rugby grounds and a key venue for school and professional rugby competitions.
-
B.
Setsoto Stadium
Setsoto Stadium is a multi-purpose national sports venue in Maseru, Lesotho, primarily used for football matches and major public events.
-
C.
Onikan Stadium
Onikan Stadium is a historic multi-purpose sports arena located on Lagos Island in Lagos, Nigeria.
-
D.
Japoma Stadium
Japoma Stadium is a major multi-purpose sports venue in Douala, Cameroon, best known for hosting top-level football matches including those of the Cameroon national team and international tournaments.
-
E.
Meiji Jingu Stadium
Meiji Jingu Stadium is a historic baseball stadium in Tokyo, Japan, known as one of the country’s oldest professional ballparks and a prominent venue for Nippon Professional Baseball games.
- 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: Chichibunomiya Rugby Stadium Target entity description: Chichibunomiya Rugby Stadium is a prominent rugby union venue in Tokyo, Japan, named in honor of Prince Chichibu and known as a key site for domestic and international rugby matches.
-
A.
Hanazono Rugby Stadium
Hanazono Rugby Stadium is a historic rugby union stadium in Japan, renowned as one of the country’s oldest dedicated rugby grounds and a key venue for school and professional rugby competitions.
-
B.
Setsoto Stadium
Setsoto Stadium is a multi-purpose national sports venue in Maseru, Lesotho, primarily used for football matches and major public events.
-
C.
Onikan Stadium
Onikan Stadium is a historic multi-purpose sports arena located on Lagos Island in Lagos, Nigeria.
-
D.
Japoma Stadium
Japoma Stadium is a major multi-purpose sports venue in Douala, Cameroon, best known for hosting top-level football matches including those of the Cameroon national team and international tournaments.
-
E.
Meiji Jingu Stadium
Meiji Jingu Stadium is a historic baseball stadium in Tokyo, Japan, known as one of the country’s oldest professional ballparks and a prominent venue for Nippon Professional Baseball games.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
rugby union stadium
ⓘ
sports venue ⓘ stadium ⓘ |
| alsoKnownAs |
Chichibunomiya Stadium
ⓘ
linked to:
Prince Chichibu Memorial Stadium
Prince Chichibu Memorial Rugby Stadium ⓘ
linked to:
Chichibunomiya Rugby Stadium
|
| capacity | around 27,000 ⓘ |
| category |
Buildings and structures in Minato, Tokyo
ⓘ
Rugby union stadiums in Japan ⓘ Sports venues in Tokyo ⓘ |
| country | Japan ⓘ |
| formerName |
Prince Chichibu Memorial Rugby Ground
ⓘ
linked to:
Chichibunomiya Rugby Stadium
|
| hasLighting | floodlights ⓘ |
| hasScoreboard | yes ⓘ |
| hasStand |
back stand
ⓘ
main stand ⓘ side stands ⓘ |
| hasSurface | natural grass ⓘ |
| locatedIn |
Minato, Tokyo
ⓘ
linked to:
Minato, Tokyo, Japan
Tokyo ⓘ |
| locatedNear |
Meiji Jingu Gaien
ⓘ
linked to:
Jingu Gaien
National Stadium (Tokyo) ⓘ |
| namedAfter | Prince Chichibu ⓘ |
| namedInHonorOf | Prince Chichibu ⓘ |
| nativeName |
秩父宮ラグビー場
ⓘ
linked to:
Chichibunomiya Rugby Stadium
|
| notableFor | being a key venue for Japanese rugby union ⓘ |
| opened | 1947 ⓘ |
| operator | Japan Rugby Football Union ⓘ |
| owner | Japan Rugby Football Union ⓘ |
| prefecture |
Tokyo Metropolis
ⓘ
linked to:
Tokyo Prefecture
|
| primaryUse | rugby union ⓘ |
| region | Kantō region ⓘ |
| seatingCapacity | around 27,000 ⓘ |
| significance | major venue for rugby in Japan ⓘ |
| sport | rugby union ⓘ |
| tenant |
Japan national rugby union team
ⓘ
Japanese domestic rugby clubs ⓘ |
| usedFor |
Top League rugby matches
ⓘ
domestic rugby union matches ⓘ international rugby union matches ⓘ rugby festivals and events ⓘ rugby sevens tournaments ⓘ rugby test matches involving Japan ⓘ university rugby matches ⓘ |
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: Chichibunomiya Rugby Stadium Description of subject: Chichibunomiya Rugby Stadium is a prominent rugby union venue in Tokyo, Japan, named in honor of Prince Chichibu and known as a key site for domestic and international rugby matches.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Chichibunomiya Rugby Stadium
linked to: Chichibunomiya Rugby Stadium
linked to: Chichibunomiya Rugby Stadium