Lambertseter Line
E551997
The Lambertseter Line is one of the lines of the Oslo Metro system in Norway, serving the Lambertseter district in the city’s southeast.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Bergkrystallen (historically, via Lambertseter branch) | 1 |
| Lambertseter Line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5838209 — 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: Lambertseter Line Context triple: [Bergkrystallen, originalLine, Lambertseter Line]
-
A.
Bratsberg Line
The Bratsberg Line is a Norwegian railway route in Telemark that connects several inland towns to the national rail network, primarily serving regional passenger traffic.
-
B.
Randsfjord Line
The Randsfjord Line is a historic Norwegian railway line connecting Drammen to Hønefoss, once an important route for both passenger and freight traffic in southeastern Norway.
-
C.
Dovre Line
The Dovre Line is a major Norwegian railway route that connects Oslo with Trondheim, running through the scenic Gudbrandsdalen valley and over the Dovrefjell mountain plateau.
-
D.
Norway/Vänern Line
The Norway/Vänern Line is a major railway route in western Sweden that connects the Lake Vänern region with Norway, facilitating both passenger and freight transport.
-
E.
Bergen Line railway
The Bergen Line railway is a major Norwegian rail route linking Oslo and Bergen, renowned for its high-altitude passage across the scenic Hardangervidda mountain plateau.
- 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: Lambertseter Line Target entity description: The Lambertseter Line is one of the lines of the Oslo Metro system in Norway, serving the Lambertseter district in the city’s southeast.
-
A.
Bratsberg Line
The Bratsberg Line is a Norwegian railway route in Telemark that connects several inland towns to the national rail network, primarily serving regional passenger traffic.
-
B.
Randsfjord Line
The Randsfjord Line is a historic Norwegian railway line connecting Drammen to Hønefoss, once an important route for both passenger and freight traffic in southeastern Norway.
-
C.
Dovre Line
The Dovre Line is a major Norwegian railway route that connects Oslo with Trondheim, running through the scenic Gudbrandsdalen valley and over the Dovrefjell mountain plateau.
-
D.
Norway/Vänern Line
The Norway/Vänern Line is a major railway route in western Sweden that connects the Lake Vänern region with Norway, facilitating both passenger and freight transport.
-
E.
Vestfold Line
The Vestfold Line is a key railway route in southeastern Norway that connects Oslo with towns along the western shore of the Oslofjord, serving as an important corridor for both passenger and regional traffic.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
Oslo Metro line
ⓘ
rapid transit line ⓘ |
| connectsTo | Common Tunnel (Oslo Metro) NERFINISHED ⓘ |
| country | Norway ⓘ |
| electrification | 750 V DC third rail ⓘ |
| hasStation |
Ammerud station
NERFINISHED
ⓘ
Bergkrystallen station NERFINISHED ⓘ Blindern station NERFINISHED ⓘ Brattlikollen station NERFINISHED ⓘ Ensjø station NERFINISHED ⓘ Grorud station NERFINISHED ⓘ Grønland station NERFINISHED ⓘ Høyenhall station NERFINISHED ⓘ Jernbanetorget station ⓘ Kalbakken station NERFINISHED ⓘ Karlsrud station NERFINISHED ⓘ Lambertseter station NERFINISHED ⓘ Linderud station NERFINISHED ⓘ Majorstuen station NERFINISHED ⓘ Manglerud station NERFINISHED ⓘ Munkelia station NERFINISHED ⓘ Nationaltheatret station NERFINISHED ⓘ Nydalen station NERFINISHED ⓘ Risløkka station NERFINISHED ⓘ Romsås station NERFINISHED ⓘ Ryen station NERFINISHED ⓘ Rødtvet station NERFINISHED ⓘ Sinsen station NERFINISHED ⓘ Storo station NERFINISHED ⓘ Stortinget station NERFINISHED ⓘ Tøyen station NERFINISHED ⓘ Ullevål stadion station NERFINISHED ⓘ Veitvet station NERFINISHED ⓘ Vestli station NERFINISHED ⓘ Vollebekk station NERFINISHED ⓘ Økern station NERFINISHED ⓘ |
| locatedIn | Oslo ⓘ |
| locatedInContinent | Europe ⓘ |
| numberOfTracks | 2 ⓘ |
| operator | Sporveien T-banen NERFINISHED ⓘ |
| owner | Sporveien NERFINISHED ⓘ |
| partOf | Oslo Metro NERFINISHED ⓘ |
| servesArea | southeastern Oslo ⓘ |
| servesBorough | Nordstrand NERFINISHED ⓘ |
| servesDistrict | Lambertseter NERFINISHED ⓘ |
| servesFunction | commuter transport ⓘ |
| servicePattern | Line 4 of the Oslo Metro NERFINISHED ⓘ |
| system | Oslo Metro NERFINISHED ⓘ |
| terminus |
Bergkrystallen station
NERFINISHED
ⓘ
Frognerseteren station NERFINISHED ⓘ Majorstuen station NERFINISHED ⓘ |
| trackGauge | standard gauge ⓘ |
| usesRollingStock | MX3000 trains 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: Lambertseter Line Description of subject: The Lambertseter Line is one of the lines of the Oslo Metro system in Norway, serving the Lambertseter district in the city’s southeast.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Bergkrystallen (historically, via Lambertseter branch)