R2N
E599013
R2N is the symbol used to designate the R2 Nord commuter rail line in the Barcelona suburban railway network.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T6637243 — 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: R2N Context triple: [commuter rail R2 Nord, hasSymbol, R2N]
-
A.
R2
R2 is the MBTA station code used to identify Ashmont station on Boston's Red Line transit system.
-
B.
2RN
2RN is the transmission and network services company responsible for operating Ireland’s national digital terrestrial television and radio infrastructure.
-
C.
R29
R29 is the internal station code used by the New York City Subway system to identify the 7th Avenue station on the BMT Brighton Line.
-
D.
RNR
RNR is the abbreviation for the Royal Naval Reserve, the volunteer reserve force of the United Kingdom’s Royal Navy.
-
E.
R5
R5 is a government office building in Oslo that forms part of Norway’s central Regjeringskvartalet complex.
- 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: R2N Target entity description: R2N is the symbol used to designate the R2 Nord commuter rail line in the Barcelona suburban railway network.
-
A.
R2
R2 is the MBTA station code used to identify Ashmont station on Boston's Red Line transit system.
-
B.
2RN
2RN is the transmission and network services company responsible for operating Ireland’s national digital terrestrial television and radio infrastructure.
-
C.
R29
R29 is the internal station code used by the New York City Subway system to identify the 7th Avenue station on the BMT Brighton Line.
-
D.
RNR
RNR is the abbreviation for the Royal Naval Reserve, the volunteer reserve force of the United Kingdom’s Royal Navy.
-
E.
R5
R5 is the U.S. Forest Service’s Pacific Southwest Region, which oversees national forests primarily in California and parts of neighboring areas.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail service
ⓘ
railway line designation ⓘ |
| country | Spain ⓘ |
| designationLanguage |
Catalan
ⓘ
Spanish ⓘ |
| directionQualifier | Nord (North) ⓘ |
| electrification | overhead line ⓘ |
| fareSystem |
Autoritat del Transport Metropolità (ATM) Barcelona
ⓘ
linked to:
Autoritat del Transport Metropolità
|
| hasParentLine | R2 ⓘ |
| lineNumber | R2 Nord ⓘ |
| network |
Rodalies de Catalunya Barcelona commuter rail network
ⓘ
linked to:
Rodalies de Catalunya
|
| operator | Renfe Operadora ⓘ |
| partOf |
Barcelona suburban railway network
ⓘ
linked to:
Cercanías Barcelona
Rodalies de Catalunya ⓘ |
| primaryCityServed | Barcelona ⓘ |
| railGauge | Iberian gauge ⓘ |
| railwaySystem | Spanish railway system ⓘ |
| regionServed | Catalonia ⓘ |
| serviceArea |
Barcelona metropolitan area
ⓘ
linked to:
Metropolitan Area of Barcelona
|
| serviceClass | suburban rail ⓘ |
| serviceType | commuter rail ⓘ |
| symbol | R2N ⓘ |
| ticketIntegration | integrated with Barcelona public transport system ⓘ |
| usesRailwayInfrastructureOf | Adif ⓘ |
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: R2N Description of subject: R2N is the symbol used to designate the R2 Nord commuter rail line in the Barcelona suburban railway network.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: R2N