Hfd
E202519
Hfd is the official station code used to identify Hoofddorp railway station in the Dutch rail network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hfd canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1811214 — 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: Hfd Context triple: [Hoofddorp railway station, stationCode, Hfd]
-
A.
HF
HF is the Faculty of Humanities at the University of Oslo, encompassing disciplines such as languages, history, culture, and philosophy.
-
B.
HAD
HAD is the commonly used abbreviation for the Historical Astronomy Division, a group focused on the study and promotion of the history of astronomy.
-
C.
HVF
HVF is a data-focused startup and innovation lab created by entrepreneur Max Levchin to explore and build companies around large-scale data problems.
-
D.
HDH
HDH is the vehicle registration code used on license plates for the German town of Heidenheim an der Brenz.
-
E.
F.D.
F.D. is the standard abbreviation of the Latin title "Fidei Defensor," historically used by English and later British monarchs to denote their role as "Defender of the Faith."
- 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: Hfd Target entity description: Hfd is the official station code used to identify Hoofddorp railway station in the Dutch rail network.
-
A.
HF
HF is the Faculty of Humanities at the University of Oslo, encompassing disciplines such as languages, history, culture, and philosophy.
-
B.
HAD
HAD is the commonly used abbreviation for the Historical Astronomy Division, a group focused on the study and promotion of the history of astronomy.
-
C.
HVF
HVF is a data-focused startup and innovation lab created by entrepreneur Max Levchin to explore and build companies around large-scale data problems.
-
D.
HDH
HDH is the vehicle registration code used on license plates for the German town of Heidenheim an der Brenz.
-
E.
F.D.
F.D. is the standard abbreviation of the Latin title "Fidei Defensor," historically used by English and later British monarchs to denote their role as "Defender of the Faith."
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
identifier
ⓘ
railway station code ⓘ station code ⓘ |
| associatedRailwayStation | Hoofddorp railway station ⓘ |
| codeForCity | Hoofddorp NERFINISHED ⓘ |
| codeForMunicipality | Haarlemmermeer ⓘ |
| codeSystem | Dutch railway station codes ⓘ |
| context |
passenger information systems
ⓘ
public transport ⓘ railway operations ⓘ |
| country | Netherlands ⓘ |
| firstCharacter | H ⓘ |
| locationCountryOfStation | Netherlands ⓘ |
| locationProvinceOfStation | North Holland ⓘ |
| networkOperator | ProRail ⓘ |
| numberOfCharacters | 3 ⓘ |
| primaryUse | identification of Hoofddorp railway station ⓘ |
| railNetwork | Dutch rail network ⓘ |
| refersTo | Hoofddorp railway station ⓘ |
| secondCharacter | f ⓘ |
| thirdCharacter | d ⓘ |
| transportMode | rail ⓘ |
| usedBy | Nederlandse Spoorwegen ⓘ |
| usedIn |
operational planning systems
ⓘ
railway timetables ⓘ ticketing systems ⓘ |
| writingSystem | Latin alphabet ⓘ |
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: Hfd Description of subject: Hfd is the official station code used to identify Hoofddorp railway station in the Dutch rail network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.