Keihan Main Line
E169955
The Keihan Main Line is a major Japanese railway line operated by Keihan Electric Railway, connecting Osaka and Kyoto and serving as a key commuter and intercity route in the Kansai region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Keihan Main Line canonical | 11 |
How this entity was disambiguated
This entity first appeared as the object of triple T1178171 — 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: Keihan Main Line Context triple: [Moriguchi, hasTransportConnection, Keihan Main Line]
-
A.
Nankai Main Line
The Nankai Main Line is a major private railway line in the Osaka region of Japan, operated by Nankai Electric Railway and serving as a key commuter and airport access route.
-
B.
Chuo Line
The Chuo Line is a major rapid transit line in the Osaka Metro system that runs east–west through central Osaka, connecting key commercial and residential districts.
-
C.
Kansai Main Line
The Kansai Main Line is a major railway line in Japan’s Kansai region that connects key cities including Osaka and Nagoya, serving both commuter and intercity traffic.
-
D.
Tanimachi Line
The Tanimachi Line is a major rapid transit line in Osaka, Japan, running north–south through the city as part of the Osaka Metro network.
-
E.
Yokosuka Line
The Yokosuka Line is a major JR East railway line in the Greater Tokyo area that connects central Tokyo with Yokosuka in Kanagawa Prefecture, serving both commuter and intercity traffic.
- 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: Keihan Main Line Target entity description: The Keihan Main Line is a major Japanese railway line operated by Keihan Electric Railway, connecting Osaka and Kyoto and serving as a key commuter and intercity route in the Kansai region.
-
A.
Nankai Main Line
The Nankai Main Line is a major private railway line in the Osaka region of Japan, operated by Nankai Electric Railway and serving as a key commuter and airport access route.
-
B.
Chuo Line
The Chuo Line is a major rapid transit line in the Osaka Metro system that runs east–west through central Osaka, connecting key commercial and residential districts.
-
C.
Kansai Main Line
The Kansai Main Line is a major railway line in Japan’s Kansai region that connects key cities including Osaka and Nagoya, serving both commuter and intercity traffic.
-
D.
Tanimachi Line
The Tanimachi Line is a major rapid transit line in Osaka, Japan, running north–south through the city as part of the Osaka Metro network.
-
E.
Yokosuka Line
The Yokosuka Line is a major JR East railway line in the Greater Tokyo area that connects central Tokyo with Yokosuka in Kanagawa Prefecture, serving both commuter and intercity traffic.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
railway line ⓘ |
| connects |
Kyoto
ⓘ
Osaka ⓘ |
| country | Japan ⓘ |
| electrification | 1500 V DC overhead catenary ⓘ |
| locatedIn |
Honshu
ⓘ
Japan Rail transport infrastructure ⓘ Kansai region ⓘ |
| notableRole |
key commuter corridor in Kansai
ⓘ
major interurban link between Osaka and Kyoto ⓘ |
| openingPeriod | early 20th century ⓘ |
| operator |
Keihan Electric Railway Co., Ltd.
ⓘ
surface form:
Keihan Electric Railway
|
| owner |
Keihan Electric Railway Co., Ltd.
ⓘ
surface form:
Keihan Electric Railway
|
| partOf | Keihan network between Osaka and Kyoto ⓘ |
| primaryUse |
commuter traffic
ⓘ
intercity traffic ⓘ |
| railwaySystem | Keihan Electric Railway network ⓘ |
| regionServed |
Kyoto Prefecture
ⓘ
Osaka Prefecture NERFINISHED ⓘ |
| servesCity |
Kyoto
ⓘ
Osaka ⓘ |
| serviceType |
limited express service
ⓘ
local service ⓘ rapid service ⓘ |
| status | in operation ⓘ |
| trackGauge |
1067 mm
ⓘ
narrow gauge ⓘ |
| transportMode | rail ⓘ |
| usesRollingStockFrom |
Keihan Electric Railway Co., Ltd.
ⓘ
surface form:
Keihan Electric Railway fleet
|
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: Keihan Main Line Description of subject: The Keihan Main Line is a major Japanese railway line operated by Keihan Electric Railway, connecting Osaka and Kyoto and serving as a key commuter and intercity route in the Kansai region.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Hirakata