Takayama Main Line (JR Central section)
E1002375
The Takayama Main Line (JR Central section) is a scenic conventional railway route in central Japan operated by JR Central, known for connecting inland cities through mountainous Gifu and surrounding prefectures.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Takayama Main Line (JR Central section) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12801749 — 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: Takayama Main Line (JR Central section) Context triple: [JR Central conventional lines, includesLine, Takayama Main Line (JR Central section)]
-
A.
Shinetsu Main Line
The Shinetsu Main Line is a major railway line in Japan operated by JR East that historically connected the Tokyo region with Niigata Prefecture across central Honshu.
-
B.
Jōetsu Line
The Jōetsu Line is a major railway line in Japan operated by JR East that connects the Kanto region with Niigata Prefecture through the mountainous interior of Honshu.
-
C.
JR Sekihoku Main Line
The JR Sekihoku Main Line is a railway line in Hokkaido, Japan, operated by JR Hokkaido that connects Asahikawa and Abashiri across the island’s interior.
-
D.
Shinano Railway Line
The Shinano Railway Line is a regional rail line in Nagano Prefecture, Japan, operated by Shinano Railway and serving as a key local corridor through the area.
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E.
Keisei Main Line
The Keisei Main Line is a major private railway line in the Tokyo area operated by Keisei Electric Railway, connecting central Tokyo with Narita and 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: Takayama Main Line (JR Central section) Target entity description: The Takayama Main Line (JR Central section) is a scenic conventional railway route in central Japan operated by JR Central, known for connecting inland cities through mountainous Gifu and surrounding prefectures.
-
A.
Shinetsu Main Line
The Shinetsu Main Line is a major railway line in Japan operated by JR East that historically connected the Tokyo region with Niigata Prefecture across central Honshu.
-
B.
Jōetsu Line
The Jōetsu Line is a major railway line in Japan operated by JR East that connects the Kanto region with Niigata Prefecture through the mountainous interior of Honshu.
-
C.
JR Sekihoku Main Line
The JR Sekihoku Main Line is a railway line in Hokkaido, Japan, operated by JR Hokkaido that connects Asahikawa and Abashiri across the island’s interior.
-
D.
Shinano Railway Line
The Shinano Railway Line is a regional rail line in Nagano Prefecture, Japan, operated by Shinano Railway and serving as a key local corridor through the area.
-
E.
Keisei Main Line
The Keisei Main Line is a major private railway line in the Tokyo area operated by Keisei Electric Railway, connecting central Tokyo with Narita and Chiba Prefecture.
- F. None of above. chosen
Statements (36)
| Predicate | Object |
|---|---|
| instanceOf |
conventional railway line
ⓘ
railway line ⓘ |
| adjacentOperator | JR West ⓘ |
| alsoUsedFor | freight transport ⓘ |
| connectsCity |
Gifu
ⓘ
Hida ⓘ Takayama NERFINISHED ⓘ |
| country | Japan ⓘ |
| electrification | non-electrified ⓘ |
| formerOperator | Japanese National Railways ⓘ |
| gauge | 1067 mm ⓘ |
| lineType | intercity rail ⓘ |
| locatedIn |
Aichi Prefecture
ⓘ
Chūbu region ⓘ Gifu Prefecture NERFINISHED ⓘ Honshu ⓘ |
| notableService | Limited Express Hida ⓘ |
| opened | 20th century ⓘ |
| operator |
Central Japan Railway Company
ⓘ
JR Central ⓘ
linked to:
Central Japan Railway Company
|
| ownedBy | Central Japan Railway Company ⓘ |
| partOf | Takayama Main Line NERFINISHED ⓘ |
| passesAlong | Hida River ⓘ |
| passesThroughTerrain | mountainous area ⓘ |
| primaryPurpose | passenger transport ⓘ |
| railwaySystem | JR Group ⓘ |
| regionServed | inland cities of central Japan ⓘ |
| safetySystem | automatic train stop (ATS) ⓘ |
| scenic | true ⓘ |
| serviceType |
limited express trains
ⓘ
local trains ⓘ rapid trains ⓘ |
| terminus |
Gifu Station
NERFINISHED
ⓘ
Inotani Station NERFINISHED ⓘ |
| trackConfiguration | single track ⓘ |
| usesRollingStockType | diesel multiple unit ⓘ |
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: Takayama Main Line (JR Central section) Description of subject: The Takayama Main Line (JR Central section) is a scenic conventional railway route in central Japan operated by JR Central, known for connecting inland cities through mountainous Gifu and surrounding prefectures.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.