Gråkammen station
E664219
Gråkammen station is a light rail stop on Oslo’s Holmenkollen Line serving the residential hillside area of Gråkammen in Norway’s capital.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Gråkammen station canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7394596 — 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: Gråkammen station Context triple: [Oslo Metro Line 1, hasStation, Gråkammen station]
-
A.
Bålsta Station
Bålsta Station is a key regional rail hub in Bålsta, Sweden, serving as the northwestern terminus for Stockholm’s commuter rail network and connecting local and long-distance services.
-
B.
Hokksund Station
Hokksund Station is a railway station in Hokksund, Norway, serving as a local and regional transport hub on the country’s rail network.
-
C.
Grefsen station
Grefsen station is a railway station in Oslo, Norway, serving the Gjøvik Line and providing local and regional train connections for the Nordre Aker district.
-
D.
Jordbro station
Jordbro station is a commuter rail station in the Jordbro district of Haninge Municipality, south of central Stockholm, Sweden.
-
E.
Krigslida station
Krigslida station is a commuter rail station in Haninge Municipality, part of the Stockholm commuter rail (Pendeltåg) network in Sweden.
- 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: Gråkammen station Target entity description: Gråkammen station is a light rail stop on Oslo’s Holmenkollen Line serving the residential hillside area of Gråkammen in Norway’s capital.
-
A.
Bålsta Station
Bålsta Station is a key regional rail hub in Bålsta, Sweden, serving as the northwestern terminus for Stockholm’s commuter rail network and connecting local and long-distance services.
-
B.
Hokksund Station
Hokksund Station is a railway station in Hokksund, Norway, serving as a local and regional transport hub on the country’s rail network.
-
C.
Grefsen station
Grefsen station is a railway station in Oslo, Norway, serving the Gjøvik Line and providing local and regional train connections for the Nordre Aker district.
-
D.
Jordbro station
Jordbro station is a commuter rail station in the Jordbro district of Haninge Municipality, south of central Stockholm, Sweden.
-
E.
Krigslida station
Krigslida station is a commuter rail station in Haninge Municipality, part of the Stockholm commuter rail (Pendeltåg) network in Sweden.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
Oslo Metro station
ⓘ
light rail station ⓘ |
| areaServed | Gråkammen residential area ⓘ |
| cityServed | Oslo ⓘ |
| continent | Europe ⓘ |
| country | Norway ⓘ |
| electrification | overhead line ⓘ |
| fareZone |
Ruter zone 1
ⓘ
linked to:
Ruter Zone 1
|
| hasPassengerService | true ⓘ |
| hasPlatforms | 2 ⓘ |
| hasTicketZoneSystem | Ruter ⓘ |
| hasTracks | 2 ⓘ |
| line | Holmenkollen Line ⓘ |
| locatedIn |
Gråkammen
ⓘ
Oslo ⓘ Vestre Aker ⓘ
linked to:
Vestre Aker district
|
| locatedInBorough |
Vestre Aker borough
ⓘ
linked to:
Vestre Aker district
|
| locatedOnHillside | true ⓘ |
| opened | 1916 ⓘ |
| operator | Sporveien T-banen ⓘ |
| owner | Sporveien ⓘ |
| partOf | Oslo Metro ⓘ |
| platformType | side platforms ⓘ |
| publicTransportSystem |
Oslo T-bane
ⓘ
linked to:
Oslo Metro
|
| railGauge | standard gauge ⓘ |
| servedBy | Holmenkollen Line ⓘ |
| servesResidentialArea | true ⓘ |
| serviceType | light rail ⓘ |
| structureType | at-grade ⓘ |
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: Gråkammen station Description of subject: Gråkammen station is a light rail stop on Oslo’s Holmenkollen Line serving the residential hillside area of Gråkammen in Norway’s capital.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.