T-bane
E661129
T-bane is the rapid transit metro system serving Oslo and parts of its surrounding metropolitan area in Norway.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Sporveien T-banen | 2 |
| T-bane canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7394577 — 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: T-bane Context triple: [Oslo Metro Line 1, system, T-bane]
-
A.
Bybanen
Bybanen is the modern light rail system serving the Norwegian city of Bergen, providing frequent urban and suburban public transport.
-
B.
Copenhagen Metro
Copenhagen Metro is a rapid transit system in Copenhagen, Denmark, known for its driverless trains, frequent service, and extensive underground and elevated lines connecting key parts of the city and suburbs.
-
C.
S-train network
The S-train network is Copenhagen’s electrified suburban rail system that connects the city center with its surrounding metropolitan areas through frequent, high-capacity commuter services.
-
D.
Länsimetro
Länsimetro is a major westward extension of the Helsinki Metro that connects central Helsinki with the neighboring city of Espoo through a series of new underground stations.
-
E.
Tvärbanan light rail
Tvärbanan light rail is a Stockholm-area tramway system that provides cross-city public transit connections between several suburbs and districts outside the central metro lines.
- 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: T-bane Target entity description: T-bane is the rapid transit metro system serving Oslo and parts of its surrounding metropolitan area in Norway.
-
A.
Bybanen
Bybanen is the modern light rail system serving the Norwegian city of Bergen, providing frequent urban and suburban public transport.
-
B.
Copenhagen Metro
Copenhagen Metro is a rapid transit system in Copenhagen, Denmark, known for its driverless trains, frequent service, and extensive underground and elevated lines connecting key parts of the city and suburbs.
-
C.
S-train network
The S-train network is Copenhagen’s electrified suburban rail system that connects the city center with its surrounding metropolitan areas through frequent, high-capacity commuter services.
-
D.
Länsimetro
Länsimetro is a major westward extension of the Helsinki Metro that connects central Helsinki with the neighboring city of Espoo through a series of new underground stations.
-
E.
Tvärbanan light rail
Tvärbanan light rail is a Stockholm-area tramway system that provides cross-city public transit connections between several suburbs and districts outside the central metro lines.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
metro system
ⓘ
public transport system ⓘ rapid transit system ⓘ |
| centralHub |
Jernbanetorget station
NERFINISHED
ⓘ
Stortinget station NERFINISHED ⓘ |
| centralTunnel | Common Tunnel NERFINISHED ⓘ |
| connectsWith |
Oslo Commuter Rail
NERFINISHED
ⓘ
Oslo Tramway NERFINISHED ⓘ local bus services ⓘ |
| country | Norway ⓘ |
| electrification | 750 V DC third rail ⓘ |
| fareSystem | Ruter NERFINISHED ⓘ |
| hasDepot |
Avløs depot
NERFINISHED
ⓘ
Ryen depot NERFINISHED ⓘ |
| hasFeature |
at-grade sections
ⓘ
elevated sections ⓘ underground sections ⓘ |
| hasLine |
Line 1
NERFINISHED
ⓘ
Line 2 ⓘ Line 3 ⓘ Line 4 NERFINISHED ⓘ Line 5 ⓘ |
| hasTerminus |
Bergkrystallen station
NERFINISHED
ⓘ
Frognerseteren station NERFINISHED ⓘ Kolsås station NERFINISHED ⓘ Mortensrud station NERFINISHED ⓘ Ringen (ring line) NERFINISHED ⓘ Sognsvann station NERFINISHED ⓘ Vestli station NERFINISHED ⓘ Østerås station NERFINISHED ⓘ |
| locatedInTimeZone | Central European Time ⓘ |
| numberOfLines | 5 ⓘ |
| numberOfStations | over 100 ⓘ |
| openingDate | 1966 ⓘ |
| operator | Sporveien T-banen NERFINISHED ⓘ |
| owner | Oslo municipality NERFINISHED ⓘ |
| parentOrganization | Sporveien NERFINISHED ⓘ |
| peakServiceFrequency | as low as 3 minutes in central section ⓘ |
| precededBy | Oslo Tramway suburban lines NERFINISHED ⓘ |
| primaryLanguageOfSignage | Norwegian ⓘ |
| primaryRollingStock | MX3000 trains NERFINISHED ⓘ |
| safetySystem | automatic train protection ⓘ |
| secondaryLanguageOfSignage | English NERFINISHED ⓘ |
| serves |
Oslo
NERFINISHED
ⓘ
Oslo metropolitan area NERFINISHED ⓘ |
| systemLength | approximately 85 km ⓘ |
| ticketIntegration | integrated with buses, trams and ferries in Oslo ⓘ |
| trackGauge | standard gauge ⓘ |
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: T-bane Description of subject: T-bane is the rapid transit metro system serving Oslo and parts of its surrounding metropolitan area in Norway.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Sporveien T-banen
this entity surface form:
Sporveien T-banen