Nara Line
E480411
The Nara Line is a railway line in Japan operated by JR West that connects the historic cities of Kyoto and Nara.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Nara Line canonical | 12 |
| Nara Line (JR West) | 1 |
| Nara Line (northern or western end, depending on definition) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2655860 — 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: Nara Line Context triple: [Kyoto Station, railwayLine, Nara Line]
-
A.
Sakaisuji Line
The Sakaisuji Line is a rapid transit line in Osaka, Japan, forming part of the Osaka Metro network and connecting key districts through north–south underground service.
-
B.
Yamatoji Line
The Yamatoji Line is a railway line in Japan operated by JR West that connects Osaka with Nara, serving as a key commuter and intercity route in the Kansai region.
-
C.
Sennichimae Line
The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
-
D.
Namboku Line
The Namboku Line is a Tokyo Metro subway line running north–south through central Tokyo, connecting residential districts with major business and transit hubs.
-
E.
Sōbu Line
The Sōbu Line is a major Japan Railways (JR) commuter and intercity railway line in the Tokyo–Chiba area, connecting central Tokyo with eastern suburbs and cities in Chiba Prefecture.
- 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: Nara Line Target entity description: The Nara Line is a railway line in Japan operated by JR West that connects the historic cities of Kyoto and Nara.
-
A.
Sakaisuji Line
The Sakaisuji Line is a rapid transit line in Osaka, Japan, forming part of the Osaka Metro network and connecting key districts through north–south underground service.
-
B.
Yamatoji Line
The Yamatoji Line is a railway line in Japan operated by JR West that connects Osaka with Nara, serving as a key commuter and intercity route in the Kansai region.
-
C.
Sennichimae Line
The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
-
D.
Namboku Line
The Namboku Line is a Tokyo Metro subway line running north–south through central Tokyo, connecting residential districts with major business and transit hubs.
-
E.
Sōbu Line
The Sōbu Line is a major Japan Railways (JR) commuter and intercity railway line in the Tokyo–Chiba area, connecting central Tokyo with eastern suburbs and cities in Chiba Prefecture.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf | railway line ⓘ |
| connects |
Kyoto
ⓘ
Nara ⓘ |
| connectsToLineAtStation |
Kansai Main Line at Nara Station
ⓘ
Tokaido Main Line at Kyoto Station ⓘ
linked to:
Kyoto Station
|
| country | Japan ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| formerOperator | Japanese National Railways ⓘ |
| locale |
Kyoto Prefecture
ⓘ
Nara Prefecture ⓘ |
| locatedIn | Honshu ⓘ |
| notableFor | access to historic sites in Kyoto and Nara ⓘ |
| numberOfTracks | double track (mostly) ⓘ |
| openingPeriod | late 19th century ⓘ |
| operator |
JR West
ⓘ
West Japan Railway Company ⓘ |
| owner | West Japan Railway Company ⓘ |
| primaryUse | passenger transport ⓘ |
| railwayCompanyDivision | JR West Kinki Urban Area network ⓘ |
| regionServed | Kansai region ⓘ |
| servesCity |
Kyoto
ⓘ
Nara ⓘ Uji ⓘ |
| serviceType |
commuter rail
ⓘ
interurban rail ⓘ |
| status | in operation ⓘ |
| terminus |
Kyoto Station
ⓘ
Nara Station ⓘ |
| trackGauge |
1067 mm
ⓘ
3 ft 6 in ⓘ |
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: Nara Line Description of subject: The Nara Line is a railway line in Japan operated by JR West that connects the historic cities of Kyoto and Nara.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Nara Line
linked to: Nara Line