JR West Biwako Line
E278002
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| JR West Biwako Line canonical | 3 |
| JR Biwako Line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1465458 — 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 Biwako Line Context triple: [Omihachiman, railwayLine, JR West Biwako Line]
-
A.
Hanshin Mukogawa Line
The Hanshin Mukogawa Line is a short commuter railway branch line in Hyōgo Prefecture, Japan, providing local transit service as part of the Hanshin Electric Railway network.
-
B.
Kintetsu Namba Line
The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
-
C.
JR Takarazuka Line
The JR Takarazuka Line is a major West Japan Railway Company (JR West) commuter and intercity rail route in the Osaka–Hyōgo area, connecting central Osaka with Takarazuka and beyond.
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D.
Osaka Metro Chuo Line
The Osaka Metro Chuo Line is a major rapid transit line in Osaka, Japan, running east–west through the city and serving key commercial, business, and waterfront areas.
-
E.
Kintetsu Minami Osaka Line
The Kintetsu Minami Osaka Line is a major private railway line in Osaka Prefecture, Japan, operated by Kintetsu Railway and connecting central Osaka with southern suburban and regional areas.
- 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 Biwako Line Target entity description: 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.
-
A.
Hanshin Mukogawa Line
The Hanshin Mukogawa Line is a short commuter railway branch line in Hyōgo Prefecture, Japan, providing local transit service as part of the Hanshin Electric Railway network.
-
B.
Kintetsu Namba Line
The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
-
C.
JR Takarazuka Line
The JR Takarazuka Line is a major West Japan Railway Company (JR West) commuter and intercity rail route in the Osaka–Hyōgo area, connecting central Osaka with Takarazuka and beyond.
-
D.
Osaka Metro Chuo Line
The Osaka Metro Chuo Line is a major rapid transit line in Osaka, Japan, running east–west through the city and serving key commercial, business, and waterfront areas.
-
E.
Kintetsu Minami Osaka Line
The Kintetsu Minami Osaka Line is a major private railway line in Osaka Prefecture, Japan, operated by Kintetsu Railway and connecting central Osaka with southern suburban and regional areas.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
railway line ⓘ |
| connectsCity |
Hikone
ⓘ
Kusatsu ⓘ Kyoto ⓘ Maibara ⓘ Moriyama ⓘ Otsu ⓘ |
| connectsWithLine |
Hokuriku Main Line
NERFINISHED
ⓘ
JR Kobe Line ⓘ JR Kyoto Line ⓘ Kosei Line NERFINISHED ⓘ |
| electrification | overhead catenary ⓘ |
| followsShoreOf | Lake Biwa ⓘ |
| gauge |
1067 mm
ⓘ
Cape gauge ⓘ |
| hasAlternativeName |
Biwako Line
ⓘ
Lake Biwa ⓘ
surface form:
Biwako-sen
|
| hasMajorStation |
Hikone Station
NERFINISHED
ⓘ
Ishiyama Station NERFINISHED ⓘ Kusatsu Station NERFINISHED ⓘ Kyoto Station ⓘ Maibara Station NERFINISHED ⓘ Moriyama Station NERFINISHED ⓘ Notogawa Station NERFINISHED ⓘ Omi-Hachiman Station NERFINISHED ⓘ Otsu Station NERFINISHED ⓘ Yamashina Station NERFINISHED ⓘ Yasu Station NERFINISHED ⓘ |
| isSectionOf | Tōkaidō Main Line between Kyoto and Maibara NERFINISHED ⓘ |
| lineColor | blue ⓘ |
| locatedIn | Japan ⓘ |
| locatedInPrefecture |
Kyoto Prefecture
ⓘ
Shiga Prefecture NERFINISHED ⓘ |
| locatedInRegion | Kansai region ⓘ |
| operator |
JR West
ⓘ
West Japan Railway Company ⓘ |
| partOf | Tōkaidō Main Line NERFINISHED ⓘ |
| partOfNetwork | JR West Urban Network ⓘ |
| servesArea |
Kyoto metropolitan area
ⓘ
Shiga commuter belt ⓘ |
| serviceType |
local
ⓘ
rapid ⓘ special rapid ⓘ |
| usesRollingStock |
JR West 221 series
ⓘ
JR West 223 series EMU ⓘ
surface form:
JR West 223 series
JR West 225 series EMU ⓘ
surface form:
JR West 225 series
|
| usesTicketingSystem | ICOCA ⓘ |
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 Biwako Line Description of subject: 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.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Omihachiman
this entity surface form:
JR Biwako Line