Ldl
E399618
Ldl is the official station code for Leiden Lammenschans railway station in the Netherlands.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ldl canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3933029 — 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: Ldl Context triple: [Leiden Lammenschans, hasStationCode, Ldl]
-
A.
LD
LD is the IATA airline designator assigned to Air Hong Kong, a cargo airline based in Hong Kong.
-
B.
LAD
LAD is the standard three-letter abbreviation used for the Los Angeles Dodgers Major League Baseball team.
-
C.
LAD
LAD is the commonly used abbreviation for the Laboratory Astrophysics Division, a professional group focused on the study of astrophysical processes through laboratory-based research.
-
D.
LDF
LDF is a prominent U.S. civil rights law organization that litigates and advocates to advance racial justice and equality, particularly for African Americans.
-
E.
LDV
LDV was a British commercial vehicle manufacturer best known for producing vans and minibuses, particularly for business and fleet use.
- 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: Ldl Target entity description: Ldl is the official station code for Leiden Lammenschans railway station in the Netherlands.
-
A.
LD
LD is the IATA airline designator assigned to Air Hong Kong, a cargo airline based in Hong Kong.
-
B.
LAD
LAD is the standard three-letter abbreviation used for the Los Angeles Dodgers Major League Baseball team.
-
C.
LAD
LAD is the commonly used abbreviation for the Laboratory Astrophysics Division, a professional group focused on the study of astrophysical processes through laboratory-based research.
-
D.
LDF
LDF is a prominent U.S. civil rights law organization that litigates and advocates to advance racial justice and equality, particularly for African Americans.
-
E.
LDV
LDV was a British commercial vehicle manufacturer best known for producing vans and minibuses, particularly for business and fleet use.
- F. None of above. chosen
Statements (19)
| Predicate | Object |
|---|---|
| instanceOf |
railway station code
ⓘ
station code ⓘ transportation identifier ⓘ |
| appliesTo | Leiden Lammenschans railway station ⓘ |
| associatedStationName | Leiden Lammenschans ⓘ |
| codeSystem | Dutch railway station codes ⓘ |
| codeType | official station code ⓘ |
| continent | Europe ⓘ |
| country | Netherlands ⓘ |
| language | Dutch ⓘ |
| locationCity | Leiden ⓘ |
| locationCountry | Netherlands ⓘ |
| locationProvince | South Holland ⓘ |
| operatorContext |
NS (Nederlandse Spoorwegen)
ⓘ
linked to:
Nederlandse Spoorwegen
|
| railwayNetwork | Dutch railway network ⓘ |
| transportMode | railway ⓘ |
| usedBy | Nederlandse Spoorwegen ⓘ |
| usedIn | rail transport in the Netherlands ⓘ |
| writtenForm | LDL ⓘ |
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: Ldl Description of subject: Ldl is the official station code for Leiden Lammenschans railway station in the Netherlands.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.