Hdb
E1031993
Hdb is the official station code used to identify Heemstede-Aerdenhout railway station in the Netherlands.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T13305554 — 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: Hdb Context triple: [Heemstede-Aerdenhout railway station, hasAbbreviation, Hdb]
-
A.
Bedok
Bedok is a large residential town and planning area in the eastern region of Singapore, known for its housing estates, amenities, and proximity to Changi Airport.
-
B.
Kent Ridge
Kent Ridge is a district in southwestern Singapore best known as the hillside area that houses the main campus of the National University of Singapore.
-
C.
Brickfields
Brickfields is a vibrant neighborhood in Kuala Lumpur, Malaysia, best known as the city’s “Little India” for its large Indian community, colorful shops, and cultural landmarks.
-
D.
Housing and Development Board of Singapore
The Housing and Development Board of Singapore is the government agency responsible for planning, developing, and managing the nation’s public housing estates.
-
E.
Royapettah
Royapettah is a prominent commercial and residential neighborhood in central Chennai, India, known for its busy shopping areas, historic landmarks, and proximity to the city’s major business districts.
- 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: Hdb Target entity description: Hdb is the official station code used to identify Heemstede-Aerdenhout railway station in the Netherlands.
-
A.
Bedok
Bedok is a large residential town and planning area in the eastern region of Singapore, known for its housing estates, amenities, and proximity to Changi Airport.
-
B.
Kent Ridge
Kent Ridge is a district in southwestern Singapore best known as the hillside area that houses the main campus of the National University of Singapore.
-
C.
Brickfields
Brickfields is a vibrant neighborhood in Kuala Lumpur, Malaysia, best known as the city’s “Little India” for its large Indian community, colorful shops, and cultural landmarks.
-
D.
Housing and Development Board of Singapore
The Housing and Development Board of Singapore is the government agency responsible for planning, developing, and managing the nation’s public housing estates.
-
E.
Royapettah
Royapettah is a prominent commercial and residential neighborhood in central Chennai, India, known for its busy shopping areas, historic landmarks, and proximity to the city’s major business districts.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
railway station code
ⓘ
station code ⓘ |
| appliesToStation | Heemstede-Aerdenhout railway station ⓘ |
| associatedCity | Haarlem ⓘ |
| associatedMunicipality |
Bloemendaal
NERFINISHED
ⓘ
Heemstede NERFINISHED ⓘ |
| codeLength | 3 letters ⓘ |
| codeType | official station code ⓘ |
| country | Netherlands ⓘ |
| countryCodeContext | NL ⓘ |
| identifies | Heemstede-Aerdenhout railway station ⓘ |
| locationStationName | Heemstede-Aerdenhout NERFINISHED ⓘ |
| operator | Nederlandse Spoorwegen ⓘ |
| railwayLine |
Haarlem–Leiden railway line
ⓘ
linked to:
Haarlem–Leiden railway
Oude Lijn ⓘ |
| railwayNetwork | Dutch railway network ⓘ |
| region | North Holland ⓘ |
| transportMode | rail ⓘ |
| usedBy |
passenger information systems
ⓘ
railway scheduling systems ⓘ railway staff ⓘ |
| usedFor |
operational planning
ⓘ
ticketing ⓘ train timetables ⓘ |
| 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: Hdb Description of subject: Hdb is the official station code used to identify Heemstede-Aerdenhout railway station in the Netherlands.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Hdb
linked to: Hdb