Oslo Metro
E23196
The Oslo Metro is the rapid transit system serving Norway's capital, providing high-frequency urban and suburban rail connections across the Oslo metropolitan area.
All labels observed (16)
| Label | Occurrences |
|---|---|
| Oslo Metro canonical | 47 |
| Oslo Metro trains | 2 |
| Oslo T-bane | 2 |
| Line 1 (Oslo Metro) | 1 |
| Line 2 (Oslo Metro) | 1 |
| Line 3 (Oslo Metro) | 1 |
| Line 4 (Oslo Metro) | 1 |
| Line 5 (Oslo Metro) | 1 |
| Oslo Metro (Majorstuen hub) | 1 |
| Oslo Metro MX3000 trains | 1 |
| Oslo Metro eastern network | 1 |
| Oslo Metro network | 1 |
| Oslo Metro system | 1 |
| Oslo T-bane network | 1 |
| Oslo Tunnelbanen | 1 |
| Sporveien T-banen | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T179601 — 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: Oslo Metro Context triple: [Oslo, hasPublicTransportSystem, Oslo Metro]
-
A.
Oslo Central Station
Oslo Central Station is Norway’s largest and busiest railway hub, serving as the main national and regional train terminal in the heart of Oslo.
-
B.
Moscow Metro
The Moscow Metro is a major rapid transit system in Moscow renowned for its extensive network, high passenger capacity, and ornately decorated stations often likened to underground palaces.
-
C.
Oslo
Oslo is the capital and largest city of Norway, known as a major cultural, economic, and governmental center.
-
D.
Nuremberg U-Bahn
The Nuremberg U-Bahn is the rapid transit system serving Nuremberg and its surrounding area in Germany, known for being one of the first networks to operate fully automated driverless trains.
-
E.
MAX Light Rail
MAX Light Rail is the metropolitan light rail transit system serving the Portland, Oregon, metropolitan area.
- 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: Oslo Metro Target entity description: The Oslo Metro is the rapid transit system serving Norway's capital, providing high-frequency urban and suburban rail connections across the Oslo metropolitan area.
-
A.
Oslo Central Station
Oslo Central Station is Norway’s largest and busiest railway hub, serving as the main national and regional train terminal in the heart of Oslo.
-
B.
Moscow Metro
The Moscow Metro is a major rapid transit system in Moscow renowned for its extensive network, high passenger capacity, and ornately decorated stations often likened to underground palaces.
-
C.
Oslo
Oslo is the capital and largest city of Norway, known as a major cultural, economic, and governmental center.
-
D.
Nuremberg U-Bahn
The Nuremberg U-Bahn is the rapid transit system serving Nuremberg and its surrounding area in Germany, known for being one of the first networks to operate fully automated driverless trains.
-
E.
MAX Light Rail
MAX Light Rail is the metropolitan light rail transit system serving the Portland, Oregon, metropolitan area.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
metro system
ⓘ
public transport system ⓘ rapid transit system ⓘ |
| areaServed |
Bærum
ⓘ
Nordmarka fringe ⓘ suburban Oslo ⓘ urban Oslo ⓘ |
| centralHub |
Jernbanetorget metro station
ⓘ
surface form:
Jernbanetorget station
Majorstuen station ⓘ Nationaltheatret station ⓘ Stortinget metro station ⓘ
surface form:
Stortinget station
|
| characteristic |
combination of underground and surface sections
ⓘ
grade-separated alignment ⓘ high-frequency service ⓘ |
| country | Norway ⓘ |
| electrification | 750 V DC third rail ⓘ |
| fareSystem | Ruter ⓘ |
| gauge | standard gauge ⓘ |
| hasLine |
Oslo Metro
self-linksurface differs
ⓘ
surface form:
Line 1 (Oslo Metro)
Oslo Metro self-linksurface differs ⓘ
surface form:
Line 2 (Oslo Metro)
Oslo Metro self-linksurface differs ⓘ
surface form:
Line 3 (Oslo Metro)
Oslo Metro self-linksurface differs ⓘ
surface form:
Line 4 (Oslo Metro)
Oslo Metro self-linksurface differs ⓘ
surface form:
Line 5 (Oslo Metro)
|
| hasRollingStock |
MX3000 train
ⓘ
T1300 train (historical) ⓘ
surface form:
T1000 train (historical)
T1300 train (historical) ⓘ |
| locatedIn | Oslo ⓘ |
| numberOfLines | 5 ⓘ |
| numberOfStations | over 100 ⓘ |
| opened | 1966 ⓘ |
| operator |
Oslo Metro
self-linksurface differs
ⓘ
surface form:
Sporveien T-banen
|
| owner | Sporveien ⓘ |
| predecessor |
Oslo Metro
self-linksurface differs
ⓘ
surface form:
Oslo Tunnelbanen
Oslo Tramway ⓘ
surface form:
Oslo suburban tramways
|
| serves |
Oslo
ⓘ
Oslo ⓘ
surface form:
Oslo metropolitan area
|
| terminus |
Bergkrystallen
ⓘ
Frognerseteren ⓘ Kolsås ⓘ Mortensrud ⓘ Ringen ⓘ Ringen via Storo ⓘ Ringen via Tøyen ⓘ Sognsvann ⓘ Vestli ⓘ Østerås ⓘ |
| ticketIntegrationWith |
Oslo Tramway
ⓘ
Ruter bus network ⓘ
surface form:
Oslo bus network
Oslo commuter rail ⓘ |
| trackConfiguration | mostly double 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: Oslo Metro Description of subject: The Oslo Metro is the rapid transit system serving Norway's capital, providing high-frequency urban and suburban rail connections across the Oslo metropolitan area.
Referenced by (64)
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:
Line 1 (Oslo Metro)
this entity surface form:
Line 2 (Oslo Metro)
this entity surface form:
Line 3 (Oslo Metro)
this entity surface form:
Line 4 (Oslo Metro)
this entity surface form:
Line 5 (Oslo Metro)
this entity surface form:
Oslo Tunnelbanen
subject surface form:
Jernbanetorget
subject surface form:
Ullevaal
subject surface form:
Frogner
this entity surface form:
Oslo Metro (Majorstuen hub)
this entity surface form:
Oslo T-bane
this entity surface form:
Oslo Metro trains
this entity surface form:
Oslo Metro system
this entity surface form:
Oslo Metro eastern network
subject surface form:
Ullern
this entity surface form:
Oslo T-bane
subject surface form:
Nordre Aker
subject surface form:
Oslo Metro Line 3