Lijnden pumping station
E761496
Lijnden pumping station is a historic Dutch steam-powered pumping station built in the 19th century to help drain the Haarlemmermeer lake and reclaim the surrounding polder land.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lijnden pumping station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8816285 — 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: Lijnden pumping station Context triple: [Haarlemmermeer drainage project, hasPart, Lijnden pumping station]
-
A.
Speonk station
Speonk station is a Long Island Rail Road commuter rail stop located in the hamlet of Speonk in Suffolk County, New York.
-
B.
Knooppunt Watergraafsmeer
Knooppunt Watergraafsmeer is a major motorway interchange in Amsterdam that connects the A10 ring road with other key regional routes.
-
C.
Amerongen weir
Amerongen weir is a major hydraulic structure on the Nederrijn in the Netherlands that regulates river water levels and flow through a system of floodgates.
-
D.
Zandkreekdam
Zandkreekdam is a Dutch dam and water barrier that forms part of the Delta Works coastal defense system, helping to protect the southwestern Netherlands from flooding.
-
E.
Oranjewoud
Oranjewoud is a historic estate and village in the Dutch province of Friesland, long associated with the royal House of Orange-Nassau.
- 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: Lijnden pumping station Target entity description: Lijnden pumping station is a historic Dutch steam-powered pumping station built in the 19th century to help drain the Haarlemmermeer lake and reclaim the surrounding polder land.
-
A.
Speonk station
Speonk station is a Long Island Rail Road commuter rail stop located in the hamlet of Speonk in Suffolk County, New York.
-
B.
Knooppunt Watergraafsmeer
Knooppunt Watergraafsmeer is a major motorway interchange in Amsterdam that connects the A10 ring road with other key regional routes.
-
C.
Amerongen weir
Amerongen weir is a major hydraulic structure on the Nederrijn in the Netherlands that regulates river water levels and flow through a system of floodgates.
-
D.
Zandkreekdam
Zandkreekdam is a Dutch dam and water barrier that forms part of the Delta Works coastal defense system, helping to protect the southwestern Netherlands from flooding.
-
E.
Oranjewoud
Oranjewoud is a historic estate and village in the Dutch province of Friesland, long associated with the royal House of Orange-Nassau.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
historic building
ⓘ
industrial heritage site ⓘ steam-powered pumping station ⓘ |
| architecturalStyle | 19th-century industrial architecture ⓘ |
| associatedWith | Haarlemmermeer lake reclamation NERFINISHED ⓘ |
| category |
Pumping stations in the Netherlands
ⓘ
Steam power in the Netherlands ⓘ |
| constructionStart | 19th century ⓘ |
| country | Netherlands ⓘ |
| energySource | coal ⓘ |
| hasFunction |
polder drainage
ⓘ
water management ⓘ |
| hasMaterial |
brick
ⓘ
iron ⓘ |
| hasTechnology | steam-driven pumping machinery ⓘ |
| heritageDesignation | industrial monument ⓘ |
| heritageSignificance | example of Dutch water management engineering ⓘ |
| inception | 19th century ⓘ |
| locatedIn |
Haarlemmermeer municipality
NERFINISHED
ⓘ
Haarlemmermeer polder NERFINISHED ⓘ North Holland ⓘ polder landscape ⓘ |
| locatedInContinent | Europe ⓘ |
| locatedNear | Lijnden NERFINISHED ⓘ |
| partOf | Haarlemmermeer drainage works NERFINISHED ⓘ |
| poweredBy | steam engine ⓘ |
| purpose |
drain Haarlemmermeer lake
ⓘ
reclaim polder land ⓘ |
| usedFor | pumping water ⓘ |
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: Lijnden pumping station Description of subject: Lijnden pumping station is a historic Dutch steam-powered pumping station built in the 19th century to help drain the Haarlemmermeer lake and reclaim the surrounding polder land.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.