Uithoorn–Alphen aan den Rijn–Leiden railway (former)
E407406
The Uithoorn–Alphen aan den Rijn–Leiden railway was a former regional rail line in the western Netherlands that connected the towns of Uithoorn and Alphen aan den Rijn with the city of Leiden.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Alphen aan den Rijn–Uithoorn railway (former) | 1 |
| Uithoorn–Alphen aan den Rijn–Leiden railway (former) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4003498 — 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: Uithoorn–Alphen aan den Rijn–Leiden railway (former) Context triple: [Leiden Centraal, railwayLine, Uithoorn–Alphen aan den Rijn–Leiden railway (former)]
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A.
Utrecht–Hilversum–Amersfoort railway
The Utrecht–Hilversum–Amersfoort railway is a key Dutch rail route connecting the central hub of Utrecht with the cities of Hilversum and Amersfoort in the central Netherlands.
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B.
Amsterdam–Zutphen railway line
The Amsterdam–Zutphen railway line is a major Dutch rail route connecting Amsterdam with the eastern city of Zutphen, serving as an important corridor for both regional and intercity train services.
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C.
Utrecht–Boxtel railway
The Utrecht–Boxtel railway is a major Dutch rail route in the central Netherlands that connects the city of Utrecht with Boxtel and forms part of an important north–south corridor in the national rail network.
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D.
railway line The Hague–Leiden
The railway line The Hague–Leiden is a key rail route in the Netherlands connecting the cities of The Hague and Leiden as part of the country’s dense intercity and regional train network.
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E.
Utrecht–’s‑Hertogenbosch railway
The Utrecht–’s‑Hertogenbosch railway is a major Dutch mainline rail route connecting the central hub of Utrecht with the city of ’s‑Hertogenbosch, forming part of the core north–south rail corridor in the Netherlands.
- 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: Uithoorn–Alphen aan den Rijn–Leiden railway (former) Target entity description: The Uithoorn–Alphen aan den Rijn–Leiden railway was a former regional rail line in the western Netherlands that connected the towns of Uithoorn and Alphen aan den Rijn with the city of Leiden.
-
A.
Utrecht–Hilversum–Amersfoort railway
The Utrecht–Hilversum–Amersfoort railway is a key Dutch rail route connecting the central hub of Utrecht with the cities of Hilversum and Amersfoort in the central Netherlands.
-
B.
Amsterdam–Zutphen railway line
The Amsterdam–Zutphen railway line is a major Dutch rail route connecting Amsterdam with the eastern city of Zutphen, serving as an important corridor for both regional and intercity train services.
-
C.
Utrecht–Boxtel railway
The Utrecht–Boxtel railway is a major Dutch rail route in the central Netherlands that connects the city of Utrecht with Boxtel and forms part of an important north–south corridor in the national rail network.
-
D.
railway line The Hague–Leiden
The railway line The Hague–Leiden is a key rail route in the Netherlands connecting the cities of The Hague and Leiden as part of the country’s dense intercity and regional train network.
-
E.
Utrecht–’s‑Hertogenbosch railway
The Utrecht–’s‑Hertogenbosch railway is a major Dutch mainline rail route connecting the central hub of Utrecht with the city of ’s‑Hertogenbosch, forming part of the core north–south rail corridor in the Netherlands.
- F. None of above. chosen
Statements (16)
| Predicate | Object |
|---|---|
| instanceOf |
former railway line
ⓘ
regional railway line ⓘ |
| connects |
Alphen aan den Rijn
ⓘ
Leiden ⓘ Uithoorn ⓘ |
| country | Netherlands ⓘ |
| locatedIn |
western Netherlands
ⓘ
linked to:
Western Netherlands
|
| passesThrough | Alphen aan den Rijn ⓘ |
| regionServed |
North Holland
ⓘ
South Holland ⓘ |
| status | disused ⓘ |
| terminus |
Leiden
ⓘ
Uithoorn ⓘ |
| transportMode | rail ⓘ |
| usedFor |
passenger transport
ⓘ
regional transport ⓘ |
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: Uithoorn–Alphen aan den Rijn–Leiden railway (former) Description of subject: The Uithoorn–Alphen aan den Rijn–Leiden railway was a former regional rail line in the western Netherlands that connected the towns of Uithoorn and Alphen aan den Rijn with the city of Leiden.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Uithoorn–Alphen aan den Rijn–Leiden railway (former)