Joshin-etsu Expressway
E370262
The Joshin-etsu Expressway is a major Japanese expressway connecting the Kanto region with the mountainous Joshinetsu area, facilitating travel between cities such as Takasaki and Nagano.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Chūō Expressway | 1 |
| Joshin-etsu Expressway canonical | 1 |
| Jōshin-etsu Expressway | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3544911 — 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: Joshin-etsu Expressway Context triple: [Takasaki, roadJunctionOf, Joshin-etsu Expressway]
-
A.
Tōmei Expressway
The Tōmei Expressway is a major Japanese expressway connecting Tokyo and Nagoya, serving as a key artery for traffic and freight along the Pacific coast of Honshu.
-
B.
Tōkai-Kanjō Expressway
The Tōkai-Kanjō Expressway is a major regional expressway in Japan that forms a loop around the Tōkai metropolitan area, connecting key cities and industrial zones in Aichi and surrounding prefectures.
-
C.
Nishi-Meihan Expressway
Nishi-Meihan Expressway is a major expressway in Japan’s Kansai region that connects parts of Osaka and Nara Prefectures, serving as an important route for regional traffic and logistics.
-
D.
Shin-Meishin Expressway
The Shin-Meishin Expressway is a major Japanese expressway that serves as an alternative and bypass route to the original Meishin Expressway, helping to alleviate congestion in the Kansai region.
-
E.
Nishiseto Expressway
The Nishiseto Expressway is a scenic expressway in western Japan that links Japan’s main island of Honshu with Shikoku via a series of bridges across the Seto Inland Sea.
- 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: Joshin-etsu Expressway Target entity description: The Joshin-etsu Expressway is a major Japanese expressway connecting the Kanto region with the mountainous Joshinetsu area, facilitating travel between cities such as Takasaki and Nagano.
-
A.
Tōmei Expressway
The Tōmei Expressway is a major Japanese expressway connecting Tokyo and Nagoya, serving as a key artery for traffic and freight along the Pacific coast of Honshu.
-
B.
Tōkai-Kanjō Expressway
The Tōkai-Kanjō Expressway is a major regional expressway in Japan that forms a loop around the Tōkai metropolitan area, connecting key cities and industrial zones in Aichi and surrounding prefectures.
-
C.
Nishi-Meihan Expressway
Nishi-Meihan Expressway is a major expressway in Japan’s Kansai region that connects parts of Osaka and Nara Prefectures, serving as an important route for regional traffic and logistics.
-
D.
Shin-Meishin Expressway
The Shin-Meishin Expressway is a major Japanese expressway that serves as an alternative and bypass route to the original Meishin Expressway, helping to alleviate congestion in the Kansai region.
-
E.
Nishiseto Expressway
The Nishiseto Expressway is a scenic expressway in western Japan that links Japan’s main island of Honshu with Shikoku via a series of bridges across the Seto Inland Sea.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
expressway
ⓘ
toll road ⓘ |
| connectsCity |
Nagano
NERFINISHED
ⓘ
Takasaki NERFINISHED ⓘ |
| connectsRegion |
Joshinetsu region
ⓘ
Kantō region ⓘ
surface form:
Kanto region
|
| connectsTo | other Japanese expressways ⓘ |
| country | Japan ⓘ |
| facilitates |
access to mountainous areas of central Japan
ⓘ
intercity travel between Kanto and Joshinetsu ⓘ |
| hasAbbreviation | Joshin-etsu EXP ⓘ |
| hasControlledAccess | yes ⓘ |
| hasToll | yes ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn | Honshu ⓘ |
| maintainedBy | East Nippon Expressway Company ⓘ |
| partOf |
Japanese national expressway network
ⓘ
surface form:
national expressway network of Japan
|
| roadType | expressway-standard road ⓘ |
| role | major transportation corridor in central Japan ⓘ |
| servesPrefecture |
Gunma Prefecture
NERFINISHED
ⓘ
Nagano Prefecture NERFINISHED ⓘ Saitama Prefecture NERFINISHED ⓘ |
| supports | regional economic activity between Kanto and Nagano areas ⓘ |
| traversesTerrain | mountainous terrain ⓘ |
| usedFor | automobile traffic ⓘ |
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: Joshin-etsu Expressway Description of subject: The Joshin-etsu Expressway is a major Japanese expressway connecting the Kanto region with the mountainous Joshinetsu area, facilitating travel between cities such as Takasaki and Nagano.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Takasaki
this entity surface form:
Chūō Expressway
this entity surface form:
Jōshin-etsu Expressway