Japanese national expressway network
E880272
The Japanese national expressway network is an extensive system of high-speed, limited-access toll roads that connects major cities and regions throughout Japan to support efficient long-distance travel and freight transport.
All labels observed (5)
| Label | Occurrences |
|---|---|
| national expressway network of Japan | 4 |
| Japan national expressway network | 1 |
| Japanese national expressway network canonical | 1 |
| NEXCO expressway network | 1 |
| Nippon Expressway network | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10702486 — 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: Japanese national expressway network Context triple: [Komaki Junction, partOf, Japanese national expressway network]
-
A.
Honshū expressway network
The Honshū expressway network is an extensive system of high-speed toll expressways that connects major cities and regions across Japan’s largest island, Honshū.
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B.
National highways of Japan
The national highways of Japan are a nationwide network of major roads that connect cities, towns, and regions across the country, supporting both long-distance travel and freight transport.
-
C.
Shuto Expressway network
The Shuto Expressway network is a dense system of urban expressways serving the Greater Tokyo area, designed to facilitate high-speed vehicular traffic across Tokyo and its surrounding prefectures.
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D.
Seto-Chuo Expressway
The Seto-Chuo Expressway is a major Japanese expressway that forms part of the road network crossing the Seto Inland Sea via the Seto Ohashi Bridge system, linking Honshu and Shikoku.
-
E.
Chūō Expressway
The Chūō Expressway is a major Japanese expressway that runs westward from Tokyo through Hachiōji and the inland Chūbu region, serving as a key route between the capital and central Honshu.
- 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: Japanese national expressway network Target entity description: The Japanese national expressway network is an extensive system of high-speed, limited-access toll roads that connects major cities and regions throughout Japan to support efficient long-distance travel and freight transport.
-
A.
Honshū expressway network
The Honshū expressway network is an extensive system of high-speed toll expressways that connects major cities and regions across Japan’s largest island, Honshū.
-
B.
National highways of Japan
The national highways of Japan are a nationwide network of major roads that connect cities, towns, and regions across the country, supporting both long-distance travel and freight transport.
-
C.
Shuto Expressway network
The Shuto Expressway network is a dense system of urban expressways serving the Greater Tokyo area, designed to facilitate high-speed vehicular traffic across Tokyo and its surrounding prefectures.
-
D.
Seto-Chuo Expressway
The Seto-Chuo Expressway is a major Japanese expressway that forms part of the road network crossing the Seto Inland Sea via the Seto Ohashi Bridge system, linking Honshu and Shikoku.
-
E.
Chūō Expressway
The Chūō Expressway is a major Japanese expressway that runs westward from Tokyo through Hachiōji and the inland Chūbu region, serving as a key route between the capital and central Honshu.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
expressway network
ⓘ
road transport infrastructure ⓘ |
| abbreviation | ETC-compatible network ⓘ |
| accessControl | limited-access ⓘ |
| beganConstruction | 1960s ⓘ |
| connects |
Fukuoka
NERFINISHED
ⓘ
Hiroshima NERFINISHED ⓘ Nagoya NERFINISHED ⓘ Osaka NERFINISHED ⓘ Sapporo NERFINISHED ⓘ Sendai NERFINISHED ⓘ Tokyo NERFINISHED ⓘ regional cities in Japan ⓘ |
| country | Japan ⓘ |
| designStandard | dual carriageway with grade separation ⓘ |
| firstMajorRouteOpened | Meishin Expressway GENERATED ⓘ |
| firstMajorRouteOpeningYear | 1963 GENERATED ⓘ |
| governedBy | Ministry of Land, Infrastructure, Transport and Tourism NERFINISHED ⓘ |
| hasFeature |
parking areas
ⓘ
service areas ⓘ smart interchanges ⓘ |
| hasPart |
Chūō Expressway
NERFINISHED
ⓘ
Hokkaidō Expressway NERFINISHED ⓘ Hokuriku Expressway NERFINISHED ⓘ Kan-Etsu Expressway NERFINISHED ⓘ Kyūshū Expressway NERFINISHED ⓘ Meishin Expressway NERFINISHED ⓘ Metropolitan Inter-City Expressway NERFINISHED ⓘ Nippon Expressway routes ⓘ Sanyō Expressway NERFINISHED ⓘ Shin-Meishin Expressway NERFINISHED ⓘ Shin-Tōmei Expressway NERFINISHED ⓘ Tokyo Bay Aqua-Line NERFINISHED ⓘ Tōhoku Expressway NERFINISHED ⓘ Tōmei Expressway NERFINISHED ⓘ |
| hasTollSystem | Electronic Toll Collection ⓘ |
| languageOfSignage |
English
NERFINISHED
ⓘ
Japanese ⓘ |
| maintainedBy |
Central Nippon Expressway Company
NERFINISHED
ⓘ
East Nippon Expressway Company NERFINISHED ⓘ Hanshin Expressway Company NERFINISHED ⓘ Honshu-Shikoku Bridge Expressway Company NERFINISHED ⓘ Metropolitan Expressway Company NERFINISHED ⓘ West Nippon Expressway Company NERFINISHED ⓘ |
| primaryUse |
freight transport
ⓘ
long-distance travel ⓘ |
| regulatesSpeedLimit | typically 80–100 km/h ⓘ |
| roadType | high-speed road ⓘ |
| supports |
logistics and supply chains in Japan
ⓘ
regional economic integration in Japan ⓘ |
| tollSystem | toll road network ⓘ |
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: Japanese national expressway network Description of subject: The Japanese national expressway network is an extensive system of high-speed, limited-access toll roads that connects major cities and regions throughout Japan to support efficient long-distance travel and freight transport.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Japan national expressway network
this entity surface form:
NEXCO expressway network
this entity surface form:
Nippon Expressway network
this entity surface form:
national expressway network of Japan
this entity surface form:
national expressway network of Japan
this entity surface form:
national expressway network of Japan
this entity surface form:
national expressway network of Japan