Fyra
E620582
Fyra was a high-speed train service brand used for international and domestic routes between the Netherlands and Belgium, known for its troubled rollout and eventual discontinuation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Fyra canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6811621 — 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: Fyra Context triple: [Intercity direct, introducedAsBrand, Fyra]
-
A.
Fonyód
Fonyód is a Hungarian resort town on the southern shore of Lake Balaton, known for its beaches, marinas, and panoramic views of the lake and surrounding hills.
-
B.
Erris
Erris is a remote barony on the northwest coast of County Mayo in Ireland, known for its rugged Atlantic landscapes, Gaeltacht (Irish-speaking) communities, and rich traditional culture.
-
C.
Figaleia
Figaleia is an ancient town in southwestern Arcadia, Greece, known for its proximity to the classical sanctuary of Apollo Epicurius at Bassae.
-
D.
Fidra
Fidra is a small uninhabited island off the coast of East Lothian, Scotland, known for its lighthouse, seabird colonies, and as an inspiration for Robert Louis Stevenson.
-
E.
Fiona
Fiona is a central character in the Shrek film series, an ogre princess known for her bravery, independence, and unconventional fairy-tale romance with Shrek.
- 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: Fyra Target entity description: Fyra was a high-speed train service brand used for international and domestic routes between the Netherlands and Belgium, known for its troubled rollout and eventual discontinuation.
-
A.
Fonyód
Fonyód is a Hungarian resort town on the southern shore of Lake Balaton, known for its beaches, marinas, and panoramic views of the lake and surrounding hills.
-
B.
Erris
Erris is a remote barony on the northwest coast of County Mayo in Ireland, known for its rugged Atlantic landscapes, Gaeltacht (Irish-speaking) communities, and rich traditional culture.
-
C.
Figaleia
Figaleia is an ancient town in southwestern Arcadia, Greece, known for its proximity to the classical sanctuary of Apollo Epicurius at Bassae.
-
D.
Fidra
Fidra is a small uninhabited island off the coast of East Lothian, Scotland, known for its lighthouse, seabird colonies, and as an inspiration for Robert Louis Stevenson.
-
E.
Fiona
Fiona is a central character in the Shrek film series, an ogre princess known for her bravery, independence, and unconventional fairy-tale romance with Shrek.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
high-speed train service brand
ⓘ
rail transport brand ⓘ |
| brandingLanguage |
Dutch
ⓘ
French ⓘ |
| country |
Belgium
ⓘ
Netherlands ⓘ |
| farePolicy | supplement-based premium service ⓘ |
| infrastructureUsed |
HSL 4
ⓘ
HSL-Zuid ⓘ |
| introducedAsBrand | mid-2000s ⓘ |
| knownFor |
eventual discontinuation
ⓘ
political controversy ⓘ service cancellations ⓘ technical problems ⓘ troubled rollout ⓘ |
| legacy |
influenced later high-speed service planning in the Netherlands
ⓘ
used as example of failed rail project in Benelux ⓘ |
| nameMeaning | derived from Swedish word for four (fyra) ⓘ |
| operator |
NMBS
ⓘ
NS Hispeed ⓘ Nederlandse Spoorwegen ⓘ SNCB ⓘ
linked to:
SNCB/NMBS
|
| politicalImpact |
parliamentary inquiries in the Netherlands
ⓘ
political debate in Belgium ⓘ |
| primaryCorridor |
Amsterdam–Schiphol–Rotterdam–Antwerp–Brussels
ⓘ
linked to:
Brussels–Antwerp–Rotterdam–Amsterdam axis
|
| publicPerception |
controversial
ⓘ
unreliable ⓘ |
| replacedService | conventional intercity services on Amsterdam–Brussels corridor ⓘ |
| rollingStock | V250 trainset ⓘ |
| rollingStockManufacturer | AnsaldoBreda ⓘ |
| route |
Amsterdam–Breda
ⓘ
Amsterdam–Brussels ⓘ
linked to:
Brussels–Amsterdam
Amsterdam–Rotterdam ⓘ
linked to:
Rotterdam–Amsterdam
Rotterdam–Breda ⓘ |
| safetyIssues | reported technical defects on V250 units ⓘ |
| serviceOutcome | contract with AnsaldoBreda terminated ⓘ |
| servicePattern | high-speed limited-stop service ⓘ |
| serviceType |
domestic passenger rail service
ⓘ
international passenger rail service ⓘ |
| status | discontinued ⓘ |
| successorService | improved intercity and high-speed services on Amsterdam–Brussels route ⓘ |
| ticketing | reservation required on some services ⓘ |
| topSpeed | 250 km/h ⓘ |
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: Fyra Description of subject: Fyra was a high-speed train service brand used for international and domestic routes between the Netherlands and Belgium, known for its troubled rollout and eventual discontinuation.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.