Meitetsu Mikawa Line
E525675
The Meitetsu Mikawa Line is a Japanese railway line in Aichi Prefecture operated by Nagoya Railroad (Meitetsu), connecting several cities in the region including Toyota City.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Meitetsu Mikawa Line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3047639 — 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: Meitetsu Mikawa Line Context triple: [Toyota City, railwayServedBy, Meitetsu Mikawa Line]
-
A.
Marunouchi Line
The Marunouchi Line is one of Tokyo’s main subway lines, forming a central loop and radial route that connects key business, shopping, and transit hubs across the city.
-
B.
Karasuma Line
The Karasuma Line is a major Kyoto Municipal Subway line running north–south through Kyoto, connecting key districts and transportation hubs including Kyoto Station.
-
C.
Sennichimae Line
The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
-
D.
Imazatosuji Line
The Imazatosuji Line is a rapid transit line in Osaka, Japan, operated by Osaka Metro and serving as one of the city’s main north–south subway corridors.
-
E.
Fukutoshin Line
The Fukutoshin Line is a Tokyo Metro subway line in Tokyo, Japan, connecting major commercial and residential districts such as Shibuya, Shinjuku, and Ikebukuro.
- 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: Meitetsu Mikawa Line Target entity description: The Meitetsu Mikawa Line is a Japanese railway line in Aichi Prefecture operated by Nagoya Railroad (Meitetsu), connecting several cities in the region including Toyota City.
-
A.
Marunouchi Line
The Marunouchi Line is one of Tokyo’s main subway lines, forming a central loop and radial route that connects key business, shopping, and transit hubs across the city.
-
B.
Karasuma Line
The Karasuma Line is a major Kyoto Municipal Subway line running north–south through Kyoto, connecting key districts and transportation hubs including Kyoto Station.
-
C.
Sennichimae Line
The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
-
D.
Imazatosuji Line
The Imazatosuji Line is a rapid transit line in Osaka, Japan, operated by Osaka Metro and serving as one of the city’s main north–south subway corridors.
-
E.
Fukutoshin Line
The Fukutoshin Line is a Tokyo Metro subway line in Tokyo, Japan, connecting major commercial and residential districts such as Shibuya, Shinjuku, and Ikebukuro.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
railway line ⓘ |
| connectsCity |
Anjo
NERFINISHED
ⓘ
Chiryu NERFINISHED ⓘ Hekinan NERFINISHED ⓘ Kariya NERFINISHED ⓘ Toyota NERFINISHED ⓘ |
| connectsIndustrialArea |
Mikawa industrial region
NERFINISHED
ⓘ
Toyota area NERFINISHED ⓘ |
| country | Japan ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| gauge | 1,067 mm ⓘ |
| hasAlternativeName | Mikawa Line NERFINISHED ⓘ |
| hasElectrificationSystem | overhead line ⓘ |
| hasFareSystem | Meitetsu fare system ⓘ |
| hasLanguageOfSignage |
English (partial)
ⓘ
Japanese ⓘ |
| hasPrimaryUse | urban and suburban passenger transport ⓘ |
| hasRollingStockOperator | Nagoya Railroad NERFINISHED ⓘ |
| hasTicketingSystem |
IC card system
ⓘ
magnetic tickets ⓘ |
| hasVoltage | 1500 V DC ⓘ |
| isInPrefecture | Aichi Prefecture NERFINISHED ⓘ |
| isOperatedBy | private railway operator ⓘ |
| isPartOf | Nagoya metropolitan area rail network NERFINISHED ⓘ |
| locale | Aichi Prefecture NERFINISHED ⓘ |
| locatedIn |
Aichi Prefecture
NERFINISHED
ⓘ
Anjo City (part) NERFINISHED ⓘ Chiryu City (part) NERFINISHED ⓘ Chubu region NERFINISHED ⓘ Hekinan City (part) NERFINISHED ⓘ Kariya City (part) NERFINISHED ⓘ Toyota City (part) NERFINISHED ⓘ |
| numberOfTracks |
double track (partial)
ⓘ
single track (partial) ⓘ |
| operator |
Meitetsu
NERFINISHED
ⓘ
Nagoya Railroad NERFINISHED ⓘ |
| owner | Nagoya Railroad NERFINISHED ⓘ |
| partOfNetwork | Meitetsu network ⓘ |
| railwayCompany | Nagoya Railroad NERFINISHED ⓘ |
| railwayOperatorType | private railway company ⓘ |
| railwaySystem | Japanese railway system ⓘ |
| regionServed | Mikawa region NERFINISHED ⓘ |
| serviceType |
commuter rail
ⓘ
passenger rail ⓘ |
| trackGauge | Cape gauge ⓘ |
| usesRailwaySignalling | Japanese railway signalling ⓘ |
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: Meitetsu Mikawa Line Description of subject: The Meitetsu Mikawa Line is a Japanese railway line in Aichi Prefecture operated by Nagoya Railroad (Meitetsu), connecting several cities in the region including Toyota City.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Toyota City