Ayase Depot
E769045
Ayase Depot is a major Tokyo Metro maintenance and storage facility serving trains on the Chiyoda Line in Tokyo, Japan.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ayase Depot canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8976859 — 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: Ayase Depot Context triple: [Tokyo Metro Chiyoda Line, depot, Ayase Depot]
-
A.
Shibuya Depot
Shibuya Depot is a Tokyo Metro facility in Shibuya used for the storage, inspection, and maintenance of Ginza Line trains.
-
B.
Shibuya 109
Shibuya 109 is a famous multi-story fashion shopping mall in Tokyo known as a trendsetting hub for youth and street fashion.
-
C.
Shiki Depot
Shiki Depot is a Tobu Railway maintenance and storage facility that services and houses Tobu 9000 series commuter trains.
-
D.
Shibuya Hikarie
Shibuya Hikarie is a major high-rise commercial complex in Tokyo known for its shopping, dining, cultural facilities, and direct connection to Shibuya Station.
-
E.
Suminoe Depot
Suminoe Depot is a railway maintenance and storage facility serving Osaka Metro’s Yotsubashi Line in Osaka, Japan.
- 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: Ayase Depot Target entity description: Ayase Depot is a major Tokyo Metro maintenance and storage facility serving trains on the Chiyoda Line in Tokyo, Japan.
-
A.
Shibuya Depot
Shibuya Depot is a Tokyo Metro facility in Shibuya used for the storage, inspection, and maintenance of Ginza Line trains.
-
B.
Shibuya 109
Shibuya 109 is a famous multi-story fashion shopping mall in Tokyo known as a trendsetting hub for youth and street fashion.
-
C.
Shiki Depot
Shiki Depot is a Tobu Railway maintenance and storage facility that services and houses Tobu 9000 series commuter trains.
-
D.
Shibuya Hikarie
Shibuya Hikarie is a major high-rise commercial complex in Tokyo known for its shopping, dining, cultural facilities, and direct connection to Shibuya Station.
-
E.
Suminoe Depot
Suminoe Depot is a railway maintenance and storage facility serving Osaka Metro’s Yotsubashi Line in Osaka, Japan.
- F. None of above. chosen
Statements (35)
| Predicate | Object |
|---|---|
| instanceOf |
rail yard
ⓘ
railway depot ⓘ train maintenance facility ⓘ |
| city | Tokyo ⓘ |
| connectedStation | Ayase Station NERFINISHED ⓘ |
| continent | Asia ⓘ |
| country | Japan ⓘ |
| electrification | 1,500 V DC overhead line ⓘ |
| hasFacility |
administration building
ⓘ
inspection pits ⓘ maintenance workshops ⓘ stabling tracks ⓘ washing plant ⓘ |
| locatedIn |
Adachi, Tokyo
ⓘ
Tokyo ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| locatedOnLine | Tokyo Metro Chiyoda Line ⓘ |
| operator | Tokyo Metro ⓘ |
| ownedBy | Tokyo Metro ⓘ |
| partOf | Tokyo Metro infrastructure ⓘ |
| prefecture |
Tokyo Metropolis
ⓘ
linked to:
Tokyo Metropolis, Japan
|
| primaryFunction |
train maintenance
ⓘ
train storage ⓘ |
| railGauge | 1,067 mm ⓘ |
| railwayNetwork |
Tokyo Metro network
ⓘ
linked to:
Tokyo Metro
|
| regionServed |
Greater Tokyo Area
ⓘ
linked to:
Tokyo metropolitan area
|
| servesLine | Tokyo Metro Chiyoda Line ⓘ |
| servesRollingStockType |
Tokyo Metro 05 series (historical)
ⓘ
Tokyo Metro 16000 series ⓘ Tokyo Metro 6000 series (historical) ⓘ |
| servesServiceType | commuter rail ⓘ |
| usedFor |
heavy maintenance of rolling stock
ⓘ
inspection of rolling stock ⓘ light maintenance of rolling stock ⓘ 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: Ayase Depot Description of subject: Ayase Depot is a major Tokyo Metro maintenance and storage facility serving trains on the Chiyoda Line in Tokyo, Japan.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.