JR West railway lines
E678024
JR West railway lines are a network of passenger and freight railway routes in western Japan operated by the West Japan Railway Company, connecting major cities and regional areas across the Kansai, Chugoku, Hokuriku, and Kyushu regions.
All labels observed (5)
| Label | Occurrences |
|---|---|
| JR West network | 3 |
| JR West railway network | 3 |
| JR West railway lines canonical | 2 |
| JR West conventional lines | 1 |
| JR-West railway network | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7625127 — 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: JR West railway lines Context triple: [Nantan, hasTransportation, JR West railway lines]
-
A.
JR West Hanwa Line
The JR West Hanwa Line is a major railway line in Japan’s Kansai region operated by West Japan Railway Company, connecting central Osaka with southern Osaka Prefecture and Wakayama.
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B.
JR West Nara Line
The JR West Nara Line is a railway line in Japan operated by West Japan Railway Company that connects the Kyoto area with Nara, serving various cities and towns in between.
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C.
JR Negishi Line
The JR Negishi Line is a railway line in the Yokohama area of Japan that connects central Yokohama with surrounding districts and links to major JR lines serving the Greater Tokyo region.
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D.
Urban Network (JR West)
Urban Network (JR West) is the branding for JR West’s dense commuter and regional rail system serving the greater Kansai metropolitan area and surrounding regions in western Japan.
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E.
JR West Biwako Line
The JR West Biwako Line is a major railway corridor in Japan’s Kansai region, forming part of the Tōkaidō Main Line and connecting Kyoto and Shiga Prefectures along the shores of Lake Biwa.
- 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: JR West railway lines Target entity description: JR West railway lines are a network of passenger and freight railway routes in western Japan operated by the West Japan Railway Company, connecting major cities and regional areas across the Kansai, Chugoku, Hokuriku, and Kyushu regions.
-
A.
JR West Hanwa Line
The JR West Hanwa Line is a major railway line in Japan’s Kansai region operated by West Japan Railway Company, connecting central Osaka with southern Osaka Prefecture and Wakayama.
-
B.
JR West Nara Line
The JR West Nara Line is a railway line in Japan operated by West Japan Railway Company that connects the Kyoto area with Nara, serving various cities and towns in between.
-
C.
JR Negishi Line
The JR Negishi Line is a railway line in the Yokohama area of Japan that connects central Yokohama with surrounding districts and links to major JR lines serving the Greater Tokyo region.
-
D.
Urban Network (JR West)
Urban Network (JR West) is the branding for JR West’s dense commuter and regional rail system serving the greater Kansai metropolitan area and surrounding regions in western Japan.
-
E.
JR West Biwako Line
The JR West Biwako Line is a major railway corridor in Japan’s Kansai region, forming part of the Tōkaidō Main Line and connecting Kyoto and Shiga Prefectures along the shores of Lake Biwa.
- F. None of above. chosen
Statements (59)
| Predicate | Object |
|---|---|
| instanceOf |
railway network
ⓘ
transport infrastructure ⓘ |
| connectsCity |
Fukuoka
NERFINISHED
ⓘ
Hiroshima NERFINISHED ⓘ Kanazawa NERFINISHED ⓘ Kobe NERFINISHED ⓘ Kyoto NERFINISHED ⓘ Okayama NERFINISHED ⓘ Osaka NERFINISHED ⓘ |
| connectsWith |
JR Central railway lines
NERFINISHED
ⓘ
JR East railway lines NERFINISHED ⓘ JR Kyushu railway lines ⓘ JR Shikoku railway lines NERFINISHED ⓘ |
| country | Japan ⓘ |
| electrification | overhead catenary ⓘ |
| gauge | 1067 mm ⓘ |
| hasHighSpeedSection | Sanyo Shinkansen NERFINISHED ⓘ |
| hasLine |
Biwa Line
NERFINISHED
ⓘ
Fukuchiyama Line NERFINISHED ⓘ Geibi Line NERFINISHED ⓘ Hakubi Line NERFINISHED ⓘ Hanwa Line NERFINISHED ⓘ Himi Line NERFINISHED ⓘ Hokuriku Main Line NERFINISHED ⓘ JR Tozai Line NERFINISHED ⓘ Johana Line NERFINISHED ⓘ Kansai Airport Line NERFINISHED ⓘ Kansai Main Line NERFINISHED ⓘ Kobe Line NERFINISHED ⓘ Kosei Line NERFINISHED ⓘ Kure Line NERFINISHED ⓘ Kusatsu Line NERFINISHED ⓘ Kyoto Line NERFINISHED ⓘ Manyo-Mahoroba Line NERFINISHED ⓘ Nanao Line NERFINISHED ⓘ Nara Line NERFINISHED ⓘ Obama Line NERFINISHED ⓘ Onoda Line NERFINISHED ⓘ Osaka Loop Line NERFINISHED ⓘ Sagano Line NERFINISHED ⓘ Sakurajima Line NERFINISHED ⓘ Sanin Main Line NERFINISHED ⓘ Sanyo Main Line NERFINISHED ⓘ Sanyo Shinkansen NERFINISHED ⓘ Takarazuka Line NERFINISHED ⓘ Tokaido Main Line NERFINISHED ⓘ Ube Line NERFINISHED ⓘ Yamaguchi Line NERFINISHED ⓘ |
| headquartersLocationOfOperator | Osaka NERFINISHED ⓘ |
| operator | West Japan Railway Company NERFINISHED ⓘ |
| owner | West Japan Railway Company NERFINISHED ⓘ |
| partOf | Japan Railways Group network NERFINISHED ⓘ |
| regionServed |
Chugoku region
NERFINISHED
ⓘ
Hokuriku region NERFINISHED ⓘ Kansai region NERFINISHED ⓘ Kyushu region NERFINISHED ⓘ |
| serviceType |
freight rail transport
ⓘ
passenger rail transport ⓘ |
| ticketingSystem | ICOCA NERFINISHED ⓘ |
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: JR West railway lines Description of subject: JR West railway lines are a network of passenger and freight railway routes in western Japan operated by the West Japan Railway Company, connecting major cities and regional areas across the Kansai, Chugoku, Hokuriku, and Kyushu regions.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
JR West railway network
this entity surface form:
JR West railway network
subject surface form:
Sanin Main Line
this entity surface form:
JR West network
this entity surface form:
JR West railway network
this entity surface form:
JR-West railway network
this entity surface form:
JR West network
this entity surface form:
JR West conventional lines
this entity surface form:
JR West network