Sapporo Municipal Subway 7000 series
E910470
The Sapporo Municipal Subway 7000 series is a fleet of electric multiple unit trains operated on the Sapporo subway system in Hokkaido, Japan.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sapporo Municipal Subway 7000 series canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11134289 — 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: Sapporo Municipal Subway 7000 series Context triple: [Sapporo Municipal Subway, hasRollingStockType, Sapporo Municipal Subway 7000 series]
-
A.
Sapporo Municipal Subway 6000 series
The Sapporo Municipal Subway 6000 series is a former fleet of rubber-tyred electric multiple unit trains that operated on the Sapporo Municipal Subway system in Sapporo, Japan.
-
B.
Sapporo Municipal Subway 5000 series
The Sapporo Municipal Subway 5000 series is a fleet of rubber-tyred electric multiple unit trains operated on the Sapporo Municipal Subway system in Sapporo, Japan.
-
C.
Sapporo Streetcar
Sapporo Streetcar is a tram network in Sapporo, Japan, providing urban public transportation along a loop and branch lines through the city.
-
D.
Tokyo Metro 7000 series
The Tokyo Metro 7000 series is a Japanese electric multiple unit train type operated by Tokyo Metro, primarily used on busy commuter subway lines in Tokyo.
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E.
Sapporo Municipal Subway
Sapporo Municipal Subway is the rapid transit system serving the city of Sapporo in Hokkaido, Japan, providing urban rail transportation across several key lines and stations.
- 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: Sapporo Municipal Subway 7000 series Target entity description: The Sapporo Municipal Subway 7000 series is a fleet of electric multiple unit trains operated on the Sapporo subway system in Hokkaido, Japan.
-
A.
Sapporo Municipal Subway 6000 series
The Sapporo Municipal Subway 6000 series is a former fleet of rubber-tyred electric multiple unit trains that operated on the Sapporo Municipal Subway system in Sapporo, Japan.
-
B.
Sapporo Municipal Subway 5000 series
The Sapporo Municipal Subway 5000 series is a fleet of rubber-tyred electric multiple unit trains operated on the Sapporo Municipal Subway system in Sapporo, Japan.
-
C.
Sapporo Streetcar
Sapporo Streetcar is a tram network in Sapporo, Japan, providing urban public transportation along a loop and branch lines through the city.
-
D.
Tokyo Metro 7000 series
The Tokyo Metro 7000 series is a Japanese electric multiple unit train type operated by Tokyo Metro, primarily used on busy commuter subway lines in Tokyo.
-
E.
Sapporo Municipal Subway
Sapporo Municipal Subway is the rapid transit system serving the city of Sapporo in Hokkaido, Japan, providing urban rail transportation across several key lines and stations.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese train type
ⓘ
electric multiple unit ⓘ rapid transit train ⓘ |
| countryOfOrigin | Japan ⓘ |
| electrificationSystem | third rail ⓘ |
| gauge | central guideway with rubber tyres ⓘ |
| hasOperatorType | municipal operator ⓘ |
| locatedInContinent | Asia ⓘ |
| network |
Sapporo subway system
ⓘ
linked to:
Sapporo Municipal Subway
|
| operatedInCountry | Japan ⓘ |
| operatedInPrefecture | Hokkaido ⓘ |
| operatedInRegion | Sapporo ⓘ |
| operatedOn | Sapporo Municipal Subway ⓘ |
| operator | Sapporo City Transportation Bureau ⓘ |
| owner |
Sapporo City
ⓘ
linked to:
Sapporo
|
| partOf | Sapporo Municipal Subway rolling stock fleet ⓘ |
| powerCollectionMethod | rubber-tyred guided system ⓘ |
| publicTransportSystem | Sapporo Municipal Subway ⓘ |
| rollingStockType | subway train ⓘ |
| serviceArea |
Greater Sapporo area
ⓘ
linked to:
Sapporo metropolitan area
|
| serviceType | urban rapid transit ⓘ |
| tractionType | electric ⓘ |
| usedFor |
commuter services
ⓘ
passenger transport ⓘ |
| usedOnTrackType | rubber-tyred metro track ⓘ |
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: Sapporo Municipal Subway 7000 series Description of subject: The Sapporo Municipal Subway 7000 series is a fleet of electric multiple unit trains operated on the Sapporo subway system in Hokkaido, Japan.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.