Tanimachi Line
E73288
The Tanimachi Line is a major rapid transit line in Osaka, Japan, running north–south through the city as part of the Osaka Metro network.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Tanimachi Line canonical | 4 |
| Tanimachi Kyūchōme–Imazato section | 1 |
| Tanimachi Line trains | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T573276 — 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: Tanimachi Line Context triple: [Osaka Metro, hasPart, Tanimachi Line]
-
A.
Keio Inokashira Line
The Keio Inokashira Line is a private railway line in Tokyo operated by Keio Corporation, connecting Shibuya with the western suburb of Kichijōji and serving several popular residential and commercial districts along the way.
-
B.
Nankai Main Line
The Nankai Main Line is a major private railway line in the Osaka region of Japan, operated by Nankai Electric Railway and serving as a key commuter and airport access route.
-
C.
Tokyu Den-en-toshi Line
Tokyu Den-en-toshi Line is a major private railway line in the Tokyo metropolitan area that connects central Tokyo with suburban residential districts, including service to Shibuya.
-
D.
JR Saikyo Line
The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
-
E.
Tokyo Metro Fukutoshin Line
The Tokyo Metro Fukutoshin Line is a major Tokyo subway line running north–south through central and suburban areas, connecting key hubs such as Shibuya with other important districts.
- 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: Tanimachi Line Target entity description: The Tanimachi Line is a major rapid transit line in Osaka, Japan, running north–south through the city as part of the Osaka Metro network.
-
A.
Keio Inokashira Line
The Keio Inokashira Line is a private railway line in Tokyo operated by Keio Corporation, connecting Shibuya with the western suburb of Kichijōji and serving several popular residential and commercial districts along the way.
-
B.
Nankai Main Line
The Nankai Main Line is a major private railway line in the Osaka region of Japan, operated by Nankai Electric Railway and serving as a key commuter and airport access route.
-
C.
Tokyu Den-en-toshi Line
Tokyu Den-en-toshi Line is a major private railway line in the Tokyo metropolitan area that connects central Tokyo with suburban residential districts, including service to Shibuya.
-
D.
JR Saikyo Line
The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
-
E.
Tokyo Metro Fukutoshin Line
The Tokyo Metro Fukutoshin Line is a major Tokyo subway line running north–south through central and suburban areas, connecting key hubs such as Shibuya with other important districts.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
Osaka Metro line
ⓘ
rapid transit line ⓘ |
| country | Japan ⓘ |
| electrification | 750 V DC third rail ⓘ |
| formerOperator |
Osaka Municipal Transportation Bureau
ⓘ
linked to:
Osaka Metro
|
| hasFareSystem | Osaka Metro fare system ⓘ |
| hasJapaneseName |
谷町線
ⓘ
linked to:
Osaka Metro Tanimachi Line
|
| hasLocale | Kansai region ⓘ |
| hasPrimaryLanguage | Japanese ⓘ |
| hasRollingStock |
Osaka Metro 22 series
ⓘ
linked to:
Osaka Metro 22 series trains
Osaka Metro 30000 series ⓘ |
| hasRouteType | urban metro ⓘ |
| hasWritingSystem | Japanese ⓘ |
| isPublicTransport | yes ⓘ |
| isUnderground | yes ⓘ |
| lineCode | T ⓘ |
| lineColor | purple ⓘ |
| locatedIn |
Japan
ⓘ
Osaka ⓘ Osaka Prefecture ⓘ |
| numberOfTracks | 2 ⓘ |
| openingDate | 1967 ⓘ |
| operator | Osaka Metro ⓘ |
| orientation | north–south ⓘ |
| owner | Osaka Metro ⓘ |
| partOfNetwork |
Osaka Metro network
ⓘ
linked to:
Osaka Metro
|
| servesCity | Osaka ⓘ |
| system | Osaka Metro ⓘ |
| trackGauge | 1,435 mm standard gauge ⓘ |
| transitType | subway ⓘ |
| usesSignaling | automatic train control ⓘ |
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: Tanimachi Line Description of subject: The Tanimachi Line is a major rapid transit line in Osaka, Japan, running north–south through the city as part of the Osaka Metro network.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.