ProRail
E74236
ProRail is the Dutch government-owned company responsible for managing and maintaining the national railway infrastructure in the Netherlands.
All labels observed (1)
| Label | Occurrences |
|---|---|
| ProRail canonical | 60 |
How this entity was disambiguated
This entity first appeared as the object of triple T586184 — 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: ProRail Context triple: [Amsterdam Centraal, operatedBy, ProRail]
-
A.
Nederlandse Spoorwegen
Nederlandse Spoorwegen is the principal Dutch railway company responsible for most passenger train services across the Netherlands.
-
B.
Deutsche Bahn
Deutsche Bahn is Germany's state-owned national railway company and one of the largest rail and logistics operators in Europe.
-
C.
Amsterdam–Utrecht railway
The Amsterdam–Utrecht railway is a major Dutch mainline rail route connecting Amsterdam with Utrecht and forming part of a key north–south transport corridor in the Netherlands.
-
D.
Thalys
Thalys is a high-speed international train service connecting major cities in France, Belgium, the Netherlands, and Germany.
-
E.
Amsterdam–Arnhem railway
The Amsterdam–Arnhem railway is a major Dutch rail corridor connecting Amsterdam with the eastern city of Arnhem and forming part of the international route toward Germany.
- 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: ProRail Target entity description: ProRail is the Dutch government-owned company responsible for managing and maintaining the national railway infrastructure in the Netherlands.
-
A.
Nederlandse Spoorwegen
Nederlandse Spoorwegen is the principal Dutch railway company responsible for most passenger train services across the Netherlands.
-
B.
Deutsche Bahn
Deutsche Bahn is Germany's state-owned national railway company and one of the largest rail and logistics operators in Europe.
-
C.
Amsterdam–Utrecht railway
The Amsterdam–Utrecht railway is a major Dutch mainline rail route connecting Amsterdam with Utrecht and forming part of a key north–south transport corridor in the Netherlands.
-
D.
Thalys
Thalys is a high-speed international train service connecting major cities in France, Belgium, the Netherlands, and Germany.
-
E.
Amsterdam–Arnhem railway
The Amsterdam–Arnhem railway is a major Dutch rail corridor connecting Amsterdam with the eastern city of Arnhem and forming part of the international route toward Germany.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
railway infrastructure manager
ⓘ
state-owned enterprise ⓘ |
| collaboratesWith |
Arriva
ⓘ
surface form:
Arriva Nederland
Keolis ⓘ
surface form:
Keolis Nederland
Nederlandse Spoorwegen ⓘ other Dutch railway operators ⓘ |
| country | Netherlands ⓘ |
| focusesOn |
railway capacity optimization
ⓘ
railway safety ⓘ reliability of rail infrastructure ⓘ |
| hasAbbreviation | ProRail self-link ⓘ |
| hasMainOfficeBuilding | De Inktpot, Utrecht ⓘ |
| hasNumberOfEmployees | thousands ⓘ |
| hasRole |
railway infrastructure owner
ⓘ
railway network manager ⓘ |
| headquartersLocation | Utrecht ⓘ |
| implements |
rail infrastructure projects
ⓘ
railway modernization projects in the Netherlands ⓘ |
| inception | 1995 ⓘ |
| industry |
infrastructure management
ⓘ
rail transport ⓘ |
| languageOfWorkOrName | Dutch ⓘ |
| legalForm | besloten vennootschap ⓘ |
| locatedInTimeZone |
Central European Summer Time
ⓘ
Central European Time ⓘ |
| maintains |
railway level crossings in the Netherlands
ⓘ
railway overhead lines in the Netherlands ⓘ railway signals in the Netherlands ⓘ railway switches in the Netherlands ⓘ railway tracks in the Netherlands ⓘ |
| operatesIn | Netherlands ⓘ |
| ownedBy | Government of the Netherlands ⓘ |
| parentOrganization | Ministry of Infrastructure and Water Management ⓘ |
| predecessor |
Nederlandse Spoorwegen
ⓘ
surface form:
Nederlandse Spoorwegen infrastructuurafdeling
|
| publicTransportSector | railways ⓘ |
| regulates | access to Dutch railway network ⓘ |
| responsibleFor |
maintenance of Dutch national railway infrastructure
ⓘ
management of Dutch national railway infrastructure ⓘ rail traffic control in the Netherlands ⓘ railway capacity allocation in the Netherlands ⓘ |
| scopeOfOperations | national ⓘ |
| shortName | ProRail self-link ⓘ |
| subsidiary | Railinfratrust ⓘ |
| supervisedBy | Autoriteit Consument en Markt ⓘ |
| uses |
rail traffic control systems
ⓘ
signalling systems ⓘ |
| website | https://www.prorail.nl ⓘ |
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: ProRail Description of subject: ProRail is the Dutch government-owned company responsible for managing and maintaining the national railway infrastructure in the Netherlands.
Referenced by (60)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
HSL-Zuid
subject surface form:
Utrecht Centraal railway station