Hakubi Line
E952931
The Hakubi Line is a major railway line in western Japan operated by JR West that connects Okayama and Tottori Prefectures through the Chūgoku Mountains.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hakubi Line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6984103 — 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: Hakubi Line Context triple: [Kurashiki, railwayLine, Hakubi Line]
-
A.
Wakayamakō Line
The Wakayamakō Line is a railway line in Wakayama Prefecture, Japan, providing passenger service between central Wakayama and the Wakayama Port area.
-
B.
Yumesaki Line
The Yumesaki Line is a railway line in Osaka, Japan, primarily serving access to the Osaka Bay area including major attractions such as Universal Studios Japan.
-
C.
Fukuchiyama Line
The Fukuchiyama Line is a major railway line in Japan operated by JR West that connects urban Osaka with the northern Hyōgo region, serving both commuter and intercity traffic.
-
D.
Hanzōmon Line
The Hanzōmon Line is a Tokyo Metro subway line in Tokyo, Japan, connecting central districts with eastern and southwestern suburbs as part of the city’s urban rail network.
-
E.
Agatsuma Line
The Agatsuma Line is a regional railway line in Gunma Prefecture, Japan, operated by JR East and known for running through scenic onsen and river valley 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: Hakubi Line Target entity description: The Hakubi Line is a major railway line in western Japan operated by JR West that connects Okayama and Tottori Prefectures through the Chūgoku Mountains.
-
A.
Wakayamakō Line
The Wakayamakō Line is a railway line in Wakayama Prefecture, Japan, providing passenger service between central Wakayama and the Wakayama Port area.
-
B.
Yumesaki Line
The Yumesaki Line is a railway line in Osaka, Japan, primarily serving access to the Osaka Bay area including major attractions such as Universal Studios Japan.
-
C.
Fukuchiyama Line
The Fukuchiyama Line is a major railway line in Japan operated by JR West that connects urban Osaka with the northern Hyōgo region, serving both commuter and intercity traffic.
-
D.
Hanzōmon Line
The Hanzōmon Line is a Tokyo Metro subway line in Tokyo, Japan, connecting central districts with eastern and southwestern suburbs as part of the city’s urban rail network.
-
E.
Agatsuma Line
The Agatsuma Line is a regional railway line in Gunma Prefecture, Japan, operated by JR East and known for running through scenic onsen and river valley areas.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
heavy rail
ⓘ
railway line ⓘ |
| connects |
Okayama Prefecture
NERFINISHED
ⓘ
Tottori Prefecture NERFINISHED ⓘ |
| connectsWith |
Sanin Main Line at Hōki-Daisen Station
ⓘ
Sanyō Main Line at Kurashiki Station ⓘ |
| country | Japan ⓘ |
| crosses |
Asahi River basin
NERFINISHED
ⓘ
Takahashi River basin NERFINISHED ⓘ |
| electrification |
AC 20 kV 60 Hz overhead catenary (Okayama–Niimi section)
ⓘ
non-electrified (Niimi–Hōki-Daisen section) ⓘ |
| electrificationBoundary | Niimi Station NERFINISHED ⓘ |
| endPoint | Hōki-Daisen Station NERFINISHED ⓘ |
| formerOperator | Japanese National Railways NERFINISHED ⓘ |
| hasService |
limited express trains
ⓘ
local trains ⓘ rapid trains ⓘ |
| hasStructure |
numerous bridges
ⓘ
numerous tunnels ⓘ |
| lineLength | approximately 138.4 km ⓘ |
| lineType | mountain railway ⓘ |
| locatedIn |
Chūgoku region
NERFINISHED
ⓘ
Okayama Prefecture NERFINISHED ⓘ Tottori Prefecture NERFINISHED ⓘ |
| notableLimitedExpress | Yakumo GENERATED ⓘ |
| numberOfTracks |
double track (Okayama–Niimi section)
ⓘ
single track (Niimi–Hōki-Daisen section) ⓘ |
| opened | early 20th century ⓘ |
| operator |
JR West
ⓘ
West Japan Railway Company ⓘ |
| owner | West Japan Railway Company NERFINISHED ⓘ |
| partOf | JR West conventional network NERFINISHED ⓘ |
| passesThrough | Chūgoku Mountains NERFINISHED ⓘ |
| primaryUse |
freight transport
ⓘ
passenger transport ⓘ |
| railwayCompanyGroup | JR Group NERFINISHED ⓘ |
| regionServed | western Japan NERFINISHED ⓘ |
| serves |
Kurashiki City
NERFINISHED
ⓘ
Niimi City NERFINISHED ⓘ Yonago area ⓘ |
| startingPoint | Kurashiki Station NERFINISHED ⓘ |
| status | in operation ⓘ |
| terminusStation |
Hōki-Daisen Station
NERFINISHED
ⓘ
Kurashiki Station NERFINISHED ⓘ |
| trackGauge |
1067 mm
ⓘ
Cape gauge ⓘ |
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: Hakubi Line Description of subject: The Hakubi Line is a major railway line in western Japan operated by JR West that connects Okayama and Tottori Prefectures through the Chūgoku Mountains.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Kurashiki