Røa Line
E611282
The Røa Line is a line of the Oslo Metro system in Norway, serving western suburbs including the Røa area and parts of the Vestre Aker borough.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Røa Line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6304169 — 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: Røa Line Context triple: [Vestre Aker, hasPublicTransport, Røa Line]
-
A.
Drammen Line
The Drammen Line is a major Norwegian railway route connecting Oslo with the city of Drammen and serving as an important commuter and intercity corridor in the Oslo region.
-
B.
Numedal Line
The Numedal Line is a Norwegian railway route running through the Numedal valley, historically used for passenger and freight transport and now partly operated as a heritage and tourist line.
-
C.
Bergensbanen
Bergensbanen is a famous Norwegian railway line that traverses dramatic mountain landscapes between Bergen and Oslo, often regarded as one of the most scenic train routes in Europe.
-
D.
Oslo Metro Line 1
Oslo Metro Line 1 is one of the lines in the Oslo Metro system, running from the city center through several residential districts to the hilly Holmenkollen area and the Frognerseteren terminus.
-
E.
Kongsvinger Line
The Kongsvinger Line is a Norwegian railway route running east from Oslo toward the Swedish border, serving both passenger and freight traffic.
- 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: Røa Line Target entity description: The Røa Line is a line of the Oslo Metro system in Norway, serving western suburbs including the Røa area and parts of the Vestre Aker borough.
-
A.
Drammen Line
The Drammen Line is a major Norwegian railway route connecting Oslo with the city of Drammen and serving as an important commuter and intercity corridor in the Oslo region.
-
B.
Numedal Line
The Numedal Line is a Norwegian railway route running through the Numedal valley, historically used for passenger and freight transport and now partly operated as a heritage and tourist line.
-
C.
Bergensbanen
Bergensbanen is a famous Norwegian railway line that traverses dramatic mountain landscapes between Bergen and Oslo, often regarded as one of the most scenic train routes in Europe.
-
D.
Oslo Metro Line 1
Oslo Metro Line 1 is one of the lines in the Oslo Metro system, running from the city center through several residential districts to the hilly Holmenkollen area and the Frognerseteren terminus.
-
E.
Kongsvinger Line
The Kongsvinger Line is a Norwegian railway route running east from Oslo toward the Swedish border, serving both passenger and freight traffic.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Oslo Metro line
ⓘ
rapid transit line ⓘ |
| character |
partly at-grade
ⓘ
partly underground ⓘ |
| cityServed | Oslo NERFINISHED ⓘ |
| connectsAtStation | Majorstuen station NERFINISHED ⓘ |
| connectsWithLine |
Common Tunnel
ⓘ
Kolsås Line NERFINISHED ⓘ |
| convertedToMetro | 1950s ⓘ |
| country | Norway ⓘ |
| depot | Røa Line depot ⓘ |
| electrification |
750 V DC
ⓘ
third rail ⓘ |
| extendedToRøa | 1935 ⓘ |
| extendedToØsterås | 1972 ⓘ |
| fareAuthority | Ruter NERFINISHED ⓘ |
| formerName | Smestad Line NERFINISHED ⓘ |
| hasColorOnMap | green ⓘ |
| hasServicePattern | all-day frequent service ⓘ |
| hasStation |
Majorstuen station
NERFINISHED
ⓘ
Røa station NERFINISHED ⓘ Smestad station NERFINISHED ⓘ Østerås station NERFINISHED ⓘ |
| isIntegratedWith |
Oslo Tramway
NERFINISHED
ⓘ
Oslo bus network NERFINISHED ⓘ |
| isPartOfFareZoneSystem | Ruter fare system NERFINISHED ⓘ |
| lineNumber | 2 ⓘ |
| locale | Oslo, Norway NERFINISHED ⓘ |
| numberOfTracks | 2 ⓘ |
| openedAsTramway | 1912 ⓘ |
| operator | Sporveien T-banen NERFINISHED ⓘ |
| owner | Sporveien NERFINISHED ⓘ |
| partOf | Oslo Metro western network ⓘ |
| peakHourFrequency | high frequency ⓘ |
| publicTransportType | metro ⓘ |
| region | Viken and Oslo metropolitan area ⓘ |
| safetySystem | automatic train control ⓘ |
| servesArea | Røa NERFINISHED ⓘ |
| servesBorough | Vestre Aker NERFINISHED ⓘ |
| system | Oslo Metro NERFINISHED ⓘ |
| terminus |
Majorstuen station
NERFINISHED
ⓘ
Røa station NERFINISHED ⓘ Østerås station NERFINISHED ⓘ |
| trackGauge | standard gauge ⓘ |
| usesRollingStock | Oslo Metro MX3000 NERFINISHED ⓘ |
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: Røa Line Description of subject: The Røa Line is a line of the Oslo Metro system in Norway, serving western suburbs including the Røa area and parts of the Vestre Aker borough.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Vestre Aker