Ohmi Railway Main Line
E282002
The Ohmi Railway Main Line is a regional rail line in Shiga Prefecture, Japan, operated by Ohmi Railway and serving communities including the city of Omihachiman.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ohmi Railway Main Line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1465459 — 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: Ohmi Railway Main Line Context triple: [Omihachiman, railwayLine, Ohmi Railway Main Line]
-
A.
Takasaki Line
The Takasaki Line is a major railway line in Japan operated by JR East that connects the Tokyo metropolitan area with Saitama and Gunma Prefectures, serving as an important commuter and intercity route.
-
B.
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.
-
C.
Sennichimae Line
The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
-
D.
Nagahori Tsurumi-ryokuchi Line
The Nagahori Tsurumi-ryokuchi Line is a major Osaka Metro subway line in Osaka, Japan, known for being the country’s first full-scale linear motor-powered urban railway line.
-
E.
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.
- 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: Ohmi Railway Main Line Target entity description: The Ohmi Railway Main Line is a regional rail line in Shiga Prefecture, Japan, operated by Ohmi Railway and serving communities including the city of Omihachiman.
-
A.
Takasaki Line
The Takasaki Line is a major railway line in Japan operated by JR East that connects the Tokyo metropolitan area with Saitama and Gunma Prefectures, serving as an important commuter and intercity route.
-
B.
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.
-
C.
Sennichimae Line
The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
-
D.
Nagahori Tsurumi-ryokuchi Line
The Nagahori Tsurumi-ryokuchi Line is a major Osaka Metro subway line in Osaka, Japan, known for being the country’s first full-scale linear motor-powered urban railway line.
-
E.
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.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
railway line ⓘ |
| cityServed |
Ōmihachiman
ⓘ
surface form:
Omihachiman
|
| connectsWith |
JR Central Tokaido Main Line at Maibara Station
ⓘ
JR West Hokuriku Main Line at Maibara Station ⓘ Kusatsu Line at Kibukawa Station ⓘ Tokaido Shinkansen at Maibara Station ⓘ |
| country | Japan ⓘ |
| depot | Hikone Depot ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| electrificationDate | 1925 ⓘ |
| fareSystem | distance-based fare ⓘ |
| formerOwner | Ohmi Railway (pre-war private railway) ⓘ |
| hasBranchConnection |
Ohmi Railway Taga Line
ⓘ
surface form:
Ohmi Railway Taga Line at Takamiya Station
Ohmi Railway Yokaichi Line at Yokaichi Station ⓘ |
| hasStation |
Gokasho Station
NERFINISHED
ⓘ
Hikone Station NERFINISHED ⓘ Omihachiman Station NERFINISHED ⓘ Shin-Yokaichi Station NERFINISHED ⓘ Toyosato Station NERFINISHED ⓘ Yokaichi Station NERFINISHED ⓘ |
| length | approximately 47.7 km ⓘ |
| lineColor | green ⓘ |
| locale | Shiga Prefecture NERFINISHED ⓘ |
| locatedIn | Honshu ⓘ |
| notableFeature | serves areas along the eastern shore of Lake Biwa ⓘ |
| numberOfTracks | single track ⓘ |
| openedAs | Hikone–Echigawa section NERFINISHED ⓘ |
| openingDate | 1898 ⓘ |
| operator | Ohmi Railway ⓘ |
| owner | Ohmi Railway ⓘ |
| prefecture | Shiga Prefecture NERFINISHED ⓘ |
| primaryUse | passenger transport ⓘ |
| railwayCompanyHeadquarters | Hikone ⓘ |
| railwaySignalling | automatic closed block ⓘ |
| regionServed | Shiga Prefecture NERFINISHED ⓘ |
| rollingStock |
Ohmi Railway 100 series
ⓘ
Ohmi Railway 700 series ⓘ Ohmi Railway 800 series ⓘ |
| safetySystem |
Automatic Train Stop
ⓘ
surface form:
ATS (Automatic Train Stop)
|
| secondaryUse | freight transport (historical) ⓘ |
| serviceType |
local
ⓘ
rapid ⓘ |
| terminus |
Kibukawa Station
NERFINISHED
ⓘ
Maibara Station NERFINISHED ⓘ |
| ticketing |
IC card acceptance on some sections
ⓘ
magnetic tickets ⓘ |
| trackGauge |
1,067 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: Ohmi Railway Main Line Description of subject: The Ohmi Railway Main Line is a regional rail line in Shiga Prefecture, Japan, operated by Ohmi Railway and serving communities including the city of Omihachiman.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Omihachiman