Oimachi Station (Meguro Line platforms at Ookayama–Oimachi junction area)
E805840
Oimachi Station (Meguro Line platforms at the Ookayama–Oimachi junction area) is a key stop on Tokyo’s Tokyu Meguro Line, serving as an important transfer point within the city’s private railway network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Oimachi Station (Meguro Line platforms at Ookayama–Oimachi junction area) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9544704 — 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: Oimachi Station (Meguro Line platforms at Ookayama–Oimachi junction area) Context triple: [Tokyu Meguro Line, hasStation, Oimachi Station (Meguro Line platforms at Ookayama–Oimachi junction area)]
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A.
Ichigaya Station on Toei Shinjuku Line
Ichigaya Station on the Toei Shinjuku Line is an underground subway station in central Tokyo serving the Shinjuku Line and providing convenient access to the Ichigaya business and educational district.
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B.
Jimbocho Station on Toei Shinjuku Line
Jimbocho Station on the Toei Shinjuku Line is an underground subway station in Tokyo’s Chiyoda ward, serving the Jimbocho district and providing transfers to multiple Tokyo Metro and Toei lines.
-
C.
Chuo Line at Morinomiya Station
The Chuo Line at Morinomiya Station is a key Osaka Metro subway line stop that serves as an important transfer point for passengers traveling between central Osaka and surrounding areas.
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D.
Keio Line at Meidaimae Station
The Keio Line at Meidaimae Station is a major commuter rail line in Tokyo operated by Keio Corporation, providing key suburban–central city connectivity and an interchange with the Keio Inokashira Line.
-
E.
Mejiro Station on Yamanote Line
Mejiro Station on the Yamanote Line is a small, relatively quiet JR East railway station in Tokyo’s Toshima ward, situated between the major hubs of Ikebukuro and Takadanobaba.
- 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: Oimachi Station (Meguro Line platforms at Ookayama–Oimachi junction area) Target entity description: Oimachi Station (Meguro Line platforms at the Ookayama–Oimachi junction area) is a key stop on Tokyo’s Tokyu Meguro Line, serving as an important transfer point within the city’s private railway network.
-
A.
Ichigaya Station on Toei Shinjuku Line
Ichigaya Station on the Toei Shinjuku Line is an underground subway station in central Tokyo serving the Shinjuku Line and providing convenient access to the Ichigaya business and educational district.
-
B.
Jimbocho Station on Toei Shinjuku Line
Jimbocho Station on the Toei Shinjuku Line is an underground subway station in Tokyo’s Chiyoda ward, serving the Jimbocho district and providing transfers to multiple Tokyo Metro and Toei lines.
-
C.
Chuo Line at Morinomiya Station
The Chuo Line at Morinomiya Station is a key Osaka Metro subway line stop that serves as an important transfer point for passengers traveling between central Osaka and surrounding areas.
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D.
Keio Line at Meidaimae Station
The Keio Line at Meidaimae Station is a major commuter rail line in Tokyo operated by Keio Corporation, providing key suburban–central city connectivity and an interchange with the Keio Inokashira Line.
-
E.
Mejiro Station on Yamanote Line
Mejiro Station on the Yamanote Line is a small, relatively quiet JR East railway station in Tokyo’s Toshima ward, situated between the major hubs of Ikebukuro and Takadanobaba.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf | railway station section ⓘ |
| adjacentJunctionArea | Ookayama–Oimachi junction area ⓘ |
| city | Tokyo ⓘ |
| country | Japan ⓘ |
| electrification | overhead catenary ⓘ |
| fareSystem | Tokyu fare system ⓘ |
| function | important transfer point in Tokyo private railway network ⓘ |
| hasTransferFunction | enables transfers between Tokyu lines via Oimachi Station complex ⓘ |
| languageOfSignage |
English
ⓘ
Japanese ⓘ |
| locatedIn | Shinagawa, Tokyo, Japan NERFINISHED ⓘ |
| networkRole | key stop on Tokyu Meguro Line ⓘ |
| operator | Tokyu Corporation NERFINISHED ⓘ |
| partOf | Oimachi Station NERFINISHED ⓘ |
| platformType | Meguro Line platforms ⓘ |
| railGauge | 1,067 mm ⓘ |
| railwayCompany | Tokyu Corporation NERFINISHED ⓘ |
| railwaySystem | Tokyo private railway network ⓘ |
| railwayType | commuter rail ⓘ |
| safetySystems | platform signage and announcements for Meguro Line services ⓘ |
| servedByLine | Tokyu Meguro Line NERFINISHED ⓘ |
| serviceType |
express trains
ⓘ
local trains ⓘ |
| ticketing |
IC card compatible
ⓘ
magnetic ticket compatible ⓘ |
| ward | Shinagawa-ku NERFINISHED ⓘ |
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: Oimachi Station (Meguro Line platforms at Ookayama–Oimachi junction area) Description of subject: Oimachi Station (Meguro Line platforms at the Ookayama–Oimachi junction area) is a key stop on Tokyo’s Tokyu Meguro Line, serving as an important transfer point within the city’s private railway network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
Tokyu Meguro Line
→
hasStation
→
Oimachi Station (Meguro Line platforms at Ookayama–Oimachi junction area)
ⓘ