Saginuma Depot
E333547
Saginuma Depot is a maintenance and storage facility for Tokyo Metro trains serving the Hanzomon Line in the Tokyo area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Saginuma Depot canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1183166 — 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: Saginuma Depot Context triple: [Tokyo Metro Hanzomon Line, depot, Saginuma Depot]
-
A.
Ebisu Station
Ebisu Station is a major railway hub in Tokyo’s Shibuya ward, known for its convenient connections and proximity to the popular Ebisu commercial and entertainment district.
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B.
Senkawa Station
Senkawa Station is a subway station in Tokyo, Japan, serving passengers on the Tokyo Metro network.
-
C.
Sugamo Station
Sugamo Station is a railway station in Tokyo’s Toshima ward that serves as a local transit hub, notably on the JR Yamanote Line and the Toei Mita Line, providing access to the nearby Jizō-dōri shopping street.
-
D.
Tsukamoto Station
Tsukamoto Station is a railway station in Osaka, Japan, served by JR West and located just west of the major Osaka Station on the Tōkaidō Main Line (JR Kobe Line).
-
E.
Tenma Station
Tenma Station is a railway station in Osaka, Japan, serving local commuter traffic on the Osaka Loop Line.
- 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: Saginuma Depot Target entity description: Saginuma Depot is a maintenance and storage facility for Tokyo Metro trains serving the Hanzomon Line in the Tokyo area.
-
A.
Ebisu Station
Ebisu Station is a major railway hub in Tokyo’s Shibuya ward, known for its convenient connections and proximity to the popular Ebisu commercial and entertainment district.
-
B.
Senkawa Station
Senkawa Station is a subway station in Tokyo, Japan, serving passengers on the Tokyo Metro network.
-
C.
Sugamo Station
Sugamo Station is a railway station in Tokyo’s Toshima ward that serves as a local transit hub, notably on the JR Yamanote Line and the Toei Mita Line, providing access to the nearby Jizō-dōri shopping street.
-
D.
Tsukamoto Station
Tsukamoto Station is a railway station in Osaka, Japan, served by JR West and located just west of the major Osaka Station on the Tōkaidō Main Line (JR Kobe Line).
-
E.
Tenma Station
Tenma Station is a railway station in Osaka, Japan, serving local commuter traffic on the Osaka Loop Line.
- F. None of above. chosen
Statements (14)
| Predicate | Object |
|---|---|
| instanceOf |
railway depot
ⓘ
train maintenance facility ⓘ |
| country | Japan ⓘ |
| function |
train maintenance
ⓘ
train storage ⓘ |
| locatedIn |
Tokyo metropolitan area
ⓘ
surface form:
Tokyo area
|
| networkRole | support facility for Tokyo Metro operations ⓘ |
| operator | Tokyo Metro ⓘ |
| railwaySystem | Tokyo Metro ⓘ |
| servesLine | Tokyo Metro Hanzomon Line NERFINISHED ⓘ |
| servesRollingStockType |
Tokyo Metro Hanzomon Line rolling stock
ⓘ
surface form:
Tokyo Metro Hanzomon Line trains
|
| usedFor |
inspection of rolling stock
ⓘ
light maintenance of trains ⓘ stabling of trains ⓘ |
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: Saginuma Depot Description of subject: Saginuma Depot is a maintenance and storage facility for Tokyo Metro trains serving the Hanzomon Line in the Tokyo area.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.