Kostverlorenvaart
E31597
Kostverlorenvaart is a canal in Amsterdam that connects the city's western waterways with the River Amstel and the IJ.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Kostverlorenvaart canonical | 6 |
| Kostverlorenvaart (Dutch) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T222853 — 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: Kostverlorenvaart Context triple: [Amstel River, hasTributary, Kostverlorenvaart]
-
A.
Nieuwe Waterweg
Nieuwe Waterweg is a major artificial ship canal in the Netherlands that provides a direct deep-water connection between the North Sea and the port of Rotterdam.
-
B.
Haringvlietdam
Haringvlietdam is a major Dutch storm surge barrier and dam complex that regulates water flow and protects the southwestern Netherlands from flooding as part of the Delta Works.
-
C.
Waal
The Waal is a major distributary branch of the Rhine River in the Netherlands, serving as an important waterway for shipping and part of the country’s main river system.
-
D.
Brouwersdam
Brouwersdam is a major Dutch dam and causeway in the Rhine–Meuse–Scheldt delta, built as part of the Delta Works to protect the Netherlands from North Sea flooding while supporting road traffic and water management.
-
E.
Biesbosch
Biesbosch is a large freshwater tidal wetland and national park in the Netherlands, known for its intricate network of rivers, creeks, and rich birdlife.
- 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: Kostverlorenvaart Target entity description: Kostverlorenvaart is a canal in Amsterdam that connects the city's western waterways with the River Amstel and the IJ.
-
A.
Nieuwe Waterweg
Nieuwe Waterweg is a major artificial ship canal in the Netherlands that provides a direct deep-water connection between the North Sea and the port of Rotterdam.
-
B.
Haringvlietdam
Haringvlietdam is a major Dutch storm surge barrier and dam complex that regulates water flow and protects the southwestern Netherlands from flooding as part of the Delta Works.
-
C.
Waal
The Waal is a major distributary branch of the Rhine River in the Netherlands, serving as an important waterway for shipping and part of the country’s main river system.
-
D.
Brouwersdam
Brouwersdam is a major Dutch dam and causeway in the Rhine–Meuse–Scheldt delta, built as part of the Delta Works to protect the Netherlands from North Sea flooding while supporting road traffic and water management.
-
E.
Biesbosch
Biesbosch is a large freshwater tidal wetland and national park in the Netherlands, known for its intricate network of rivers, creeks, and rich birdlife.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf | canal ⓘ |
| connectsRegion |
eastern Amsterdam via Amstel and IJ
ⓘ
southern Amsterdam ⓘ western Amsterdam ⓘ |
| connectsWith |
Admiraal de Ruijterweg canal
ⓘ
IJ ⓘ Jacob van Lennepkanaal ⓘ River Amstel ⓘ
linked to:
Amstel River
Schinkel ⓘ
linked to:
Karl Friedrich Schinkel
Singelgracht ⓘ Westlandgracht ⓘ |
| country | Netherlands ⓘ |
| crossedBy |
Cornelis Lelylaanbrug
ⓘ
Jan van Galenbrug ⓘ
linked to:
Ferdinand Bolstraat
Kinkerbrug ⓘ Overtoomsesluisbrug ⓘ Postjeswegbrug ⓘ
linked to:
Kinkerbrug
Surinamepleinbrug ⓘ bridge over Haarlemmerweg ⓘ |
| flowsThrough |
Amsterdam-West
ⓘ
De Baarsjes ⓘ Oud-West ⓘ
linked to:
Oud-Zuid
Slotervaart area ⓘ
linked to:
Oostelijk Havengebied
|
| hasBasinCountry | Netherlands ⓘ |
| hasCoordinateLocation |
Amsterdam, Netherlands
ⓘ
linked to:
Amsterdam
|
| hasFunction |
transport corridor for small vessels
ⓘ
water management in Amsterdam ⓘ |
| hasHeritage | historic urban waterway of Amsterdam ⓘ |
| hasMouth |
Amstel
ⓘ
IJ ⓘ |
| hasNameInLanguage |
Kostverlorenvaart (Dutch)
ⓘ
linked to:
Kostverlorenvaart
|
| isPartOfNetwork |
Amsterdam canal network
ⓘ
linked to:
Grachtengordel
|
| locatedIn | Amsterdam ⓘ |
| locatedInAdministrativeTerritorialEntity |
North Holland
ⓘ
municipality of Amsterdam ⓘ
linked to:
Municipality of Amsterdam
|
| locatedInUrbanArea |
Greater Amsterdam
ⓘ
linked to:
Amsterdam metropolitan area
|
| partOf |
ring of canals and waterways around central Amsterdam
ⓘ
waterways of Amsterdam ⓘ |
| usedFor |
inland navigation
ⓘ
recreational boating ⓘ |
| waterwayType | shipping canal ⓘ |
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: Kostverlorenvaart Description of subject: Kostverlorenvaart is a canal in Amsterdam that connects the city's western waterways with the River Amstel and the IJ.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Kostverlorenvaart