R4 line of Rodalies de Catalunya

E873725

commuter rail line

The R4 line of Rodalies de Catalunya is a suburban railway service in the Barcelona metropolitan area that connects various commuter towns and cities across Catalonia.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (5)

Label	Occurrences
Rodalies de Catalunya line R4	3
R4 line of Rodalies de Catalunya canonical	2
R4 line (Rodalies de Catalunya)	1
Renfe commuter rail line R4	1
Rodalies de Catalunya R4 line	1

How this entity was disambiguated

This entity first appeared as the object of triple T10575504 — 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: R4 line of Rodalies de Catalunya
Context triple: [Cornellà Centre, servedBy, R4 line of Rodalies de Catalunya]

A. FGC Barcelona–Vallès Line
The FGC Barcelona–Vallès Line is a commuter and metro rail corridor in the Barcelona metropolitan area that connects the city with several towns in the Vallès region.
B. Rodalies de Catalunya
Rodalies de Catalunya is the commuter rail network serving Catalonia, centered on Barcelona and operated under the Renfe system.
C. Line 4 (Madrid Metro)
Line 4 of the Madrid Metro is a rapid transit line serving several northern and eastern districts of Madrid, connecting key residential and commercial areas to the city’s broader subway network.
D. Line 3 (Barcelona Metro)
Line 3 of the Barcelona Metro is one of the city’s main rapid transit lines, running in a roughly diagonal route across central Barcelona and serving many key commercial and tourist areas.
E. C-3 line of Cercanías Madrid
The C-3 line of Cercanías Madrid is a commuter rail service in the Madrid metropolitan area that connects central Madrid with southern suburbs including Valdemoro.
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: R4 line of Rodalies de Catalunya
Target entity description: The R4 line of Rodalies de Catalunya is a suburban railway service in the Barcelona metropolitan area that connects various commuter towns and cities across Catalonia.

A. FGC Barcelona–Vallès Line
The FGC Barcelona–Vallès Line is a commuter and metro rail corridor in the Barcelona metropolitan area that connects the city with several towns in the Vallès region.
B. Rodalies de Catalunya
Rodalies de Catalunya is the commuter rail network serving Catalonia, centered on Barcelona and operated under the Renfe system.
C. Line 4 (Madrid Metro)
Line 4 of the Madrid Metro is a rapid transit line serving several northern and eastern districts of Madrid, connecting key residential and commercial areas to the city’s broader subway network.
D. Line 3 (Barcelona Metro)
Line 3 of the Barcelona Metro is one of the city’s main rapid transit lines, running in a roughly diagonal route across central Barcelona and serving many key commercial and tourist areas.
E. C-3 line of Cercanías Madrid
The C-3 line of Cercanías Madrid is a commuter rail service in the Madrid metropolitan area that connects central Madrid with southern suburbs including Valdemoro.
F. None of above. chosen

Statements (34)

Predicate	Object
instanceOf	commuter rail line ⓘ
category	Rail transport in Catalonia ⓘ Rodalies de Catalunya lines ⓘ linked to: Rodalies de Catalunya Transport in the Barcelona metropolitan area ⓘ
connects	Barcelona ⓘ various commuter towns in Catalonia ⓘ
country	Spain ⓘ
electrification	3 kV DC overhead line ⓘ
fareSystem	ATM Barcelona ⓘ Autoritat del Transport Metropolità ⓘ
hasServicePattern	all-stations stopping services ⓘ semi-fast commuter services ⓘ
locatedIn	Catalonia ⓘ
network	Rodalies Barcelona ⓘ linked to: Rodalies de Catalunya
operatedBy	Renfe Operadora ⓘ
operator	Renfe Operadora ⓘ
owner	ADIF ⓘ Administrador de Infraestructuras Ferroviarias ⓘ
partOf	Rodalies de Catalunya ⓘ
primaryCityServed	Barcelona ⓘ
regionServed	Catalonia ⓘ
serves	Barcelona metropolitan area ⓘ linked to: Metropolitan Area of Barcelona
serviceArea	Bages ⓘ Baix Llobregat ⓘ Barcelona metropolitan region ⓘ linked to: Metropolitan Area of Barcelona Vallès ⓘ linked to: Vallès region other Catalan municipalities ⓘ
serviceType	commuter rail ⓘ suburban rail ⓘ
symbol	R4 ⓘ
system	Cercanías-style commuter rail ⓘ
ticketIntegration	integrated with Barcelona public transport fares ⓘ
transportType	rail ⓘ
uses	Iberian gauge track ⓘ

How these facts were elicited