R40
E871763
R40 is a regional commuter rail line in Catalonia, Spain, operating as part of the Rodalies de Catalunya network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| R40 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10574972 — 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: R40 Context triple: [Rodalies de Catalunya, hasService, R40]
-
A.
R-4
The R-4 is a World War II–era Sikorsky helicopter recognized as the first mass-produced helicopter and the first to be used operationally by the U.S. military.
-
B.
R4
R4 is a government office building in Oslo that forms part of Norway’s central Regjeringskvartalet complex.
-
C.
R540
R540 is a regional road in South Africa that serves as a connector route in the Mpumalanga province, linking towns such as Lydenburg to surrounding areas.
-
D.
R-46
R-46 is a class of New York City Subway rolling stock built in the 1970s for the IND/BMT divisions and known for its stainless-steel body and long service life.
-
E.
5R4
5R4 is the FAA location identifier for Foley Municipal Airport, a public-use airport serving Foley, Alabama.
- 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: R40 Target entity description: R40 is a regional commuter rail line in Catalonia, Spain, operating as part of the Rodalies de Catalunya network.
-
A.
R-4
The R-4 is a World War II–era Sikorsky helicopter recognized as the first mass-produced helicopter and the first to be used operationally by the U.S. military.
-
B.
R4
R4 is a government office building in Oslo that forms part of Norway’s central Regjeringskvartalet complex.
-
C.
R540
R540 is a regional road in South Africa that serves as a connector route in the Mpumalanga province, linking towns such as Lydenburg to surrounding areas.
-
D.
R-46
R-46 is a class of New York City Subway rolling stock built in the 1970s for the IND/BMT divisions and known for its stainless-steel body and long service life.
-
E.
5R4
5R4 is the FAA location identifier for Foley Municipal Airport, a public-use airport serving Foley, Alabama.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
regional rail service ⓘ |
| continent | Europe ⓘ |
| country | Spain ⓘ |
| designation | R40 ⓘ |
| electrification | overhead line ⓘ |
| fareSystem | integrated public transport fares in Catalonia ⓘ |
| hasServiceClass | passenger ⓘ |
| isInLanguage |
Catalan
ⓘ
Spanish ⓘ |
| locatedIn | Catalonia ⓘ |
| operatingArea |
Barcelona metropolitan area
ⓘ
linked to:
Metropolitan Area of Barcelona
|
| operator | Rodalies de Catalunya ⓘ |
| owner |
ADIF
ⓘ
Administrador de Infraestructuras Ferroviarias ⓘ |
| partOf | Rodalies de Catalunya ⓘ |
| publicTransportSystem | Rodalies de Catalunya ⓘ |
| railNetwork | Rodalies de Catalunya ⓘ |
| railSystem | Spanish railway network ⓘ |
| regionServed | Catalonia ⓘ |
| serviceStatus | operational ⓘ |
| serviceType | regional commuter rail ⓘ |
| trackGauge | Iberian gauge ⓘ |
| transportType | commuter rail ⓘ |
| usesInfrastructureOf | 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: R40 Description of subject: R40 is a regional commuter rail line in Catalonia, Spain, operating as part of the Rodalies de Catalunya network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.