Ohmi Railway (pre-war private railway)
E948996
Ohmi Railway (pre-war private railway) was a Japanese private railway company that operated regional rail services in Shiga Prefecture before World War II and later evolved into the modern Ohmi Railway.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ohmi Railway (pre-war private railway) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11854635 — 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 (pre-war private railway) Context triple: [Ohmi Railway Main Line, formerOwner, Ohmi Railway (pre-war private railway)]
-
A.
Matsuura Railway
Matsuura Railway is a Japanese regional railway company that operates local train services in Nagasaki and Saga Prefectures.
-
B.
Ise Railway
Ise Railway is a Japanese railway company operating local train services in Mie Prefecture, particularly serving the Suzuka area.
-
C.
Ohmi Railway Main Line
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.
-
D.
Hankai Tramway Co.
Hankai Tramway Co. is a Japanese private railway company that operates historic streetcar and tram services in the Osaka and Sakai areas.
-
E.
Sanyo Electric Railway
Sanyo Electric Railway is a Japanese private railway company operating commuter rail services primarily in Hyōgo Prefecture, including routes that interconnect with other major regional rail networks.
- 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 (pre-war private railway) Target entity description: Ohmi Railway (pre-war private railway) was a Japanese private railway company that operated regional rail services in Shiga Prefecture before World War II and later evolved into the modern Ohmi Railway.
-
A.
Matsuura Railway
Matsuura Railway is a Japanese regional railway company that operates local train services in Nagasaki and Saga Prefectures.
-
B.
Ise Railway
Ise Railway is a Japanese railway company operating local train services in Mie Prefecture, particularly serving the Suzuka area.
-
C.
Ohmi Railway Main Line
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.
-
D.
Hankai Tramway Co.
Hankai Tramway Co. is a Japanese private railway company that operates historic streetcar and tram services in the Osaka and Sakai areas.
-
E.
Sanyo Electric Railway
Sanyo Electric Railway is a Japanese private railway company operating commuter rail services primarily in Hyōgo Prefecture, including routes that interconnect with other major regional rail networks.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
private railway company
ⓘ
railway operator ⓘ |
| corporateForm | joint-stock company ⓘ |
| country | Japan ⓘ |
| electrification | overhead line ⓘ |
| evolvedInto | modern Ohmi Railway ⓘ |
| hadHeadquartersInPrefecture | Shiga Prefecture NERFINISHED ⓘ |
| historicalEra | pre-war Japan ⓘ |
| industry | rail transport ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn | Honshu ⓘ |
| locatedInCountry |
Empire of Japan
ⓘ
linked to:
Imperial Japan
|
| locatedInHistoricalProvince | Ōmi Province NERFINISHED ⓘ |
| operatedAs | private railway ⓘ |
| operatedBeforeEvent | World War II ⓘ |
| operatedFreightServices | yes ⓘ |
| operatedInPrefecture | Shiga Prefecture NERFINISHED ⓘ |
| operatedInRegion | Kansai region ⓘ |
| operatedPassengerServices | yes ⓘ |
| operatedRailNetwork |
Ohmi Railway network in Shiga Prefecture
ⓘ
linked to:
Ohmi Railway
|
| operatedRollingStockType |
electric multiple units
ⓘ
locomotives ⓘ |
| partOfHistoricalCategory | pre-war Japanese private railways ⓘ |
| primaryBusiness | railway transportation ⓘ |
| railGauge | 1,067 mm ⓘ |
| railwayType |
interurban railway
ⓘ
regional railway ⓘ |
| relatedTo |
Ohmi Railway Main Line
NERFINISHED
ⓘ
Ohmi Railway Taga Line NERFINISHED ⓘ Ohmi Railway Yōkaichi Line NERFINISHED ⓘ |
| relatedToModernEntity |
Ohmi Railway Co., Ltd.
ⓘ
linked to:
Ohmi Railway
|
| serviceArea |
eastern Shiga Prefecture
ⓘ
Ōmi region ⓘ |
| status | defunct ⓘ |
| successor | Ohmi Railway ⓘ |
| transportMode | rail ⓘ |
| usedTrackGaugeCategory | narrow 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 (pre-war private railway) Description of subject: Ohmi Railway (pre-war private railway) was a Japanese private railway company that operated regional rail services in Shiga Prefecture before World War II and later evolved into the modern Ohmi Railway.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.