Hollandse IJssel basin
E552616
The Hollandse IJssel basin is a river drainage area in the western Netherlands associated with the Hollandse IJssel, a distributary of the Rhine that plays an important role in regional water management and flood control.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Hollandse IJssel basin canonical | 1 |
| IJssel river delta | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5701014 — 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: Hollandse IJssel basin Context triple: [Benschop, belongsToRiverBasin, Hollandse IJssel basin]
-
A.
Drentsche Aa basin
The Drentsche Aa basin is a river basin in the Dutch province of Drenthe, known for its relatively untouched stream valley landscape and rich natural and cultural heritage.
-
B.
Eemsdelta
Eemsdelta is a municipality in the Dutch province of Groningen, known for its coastal location along the Ems estuary and its mix of historic villages and industrial port areas.
-
C.
Flevopolder
Flevopolder is a large artificial island and polder in the Netherlands, created by land reclamation and known as one of the world’s largest man-made islands.
-
D.
IJsselvallei
IJsselvallei is a historical region in the Netherlands centered around the valley of the river IJssel, known for its scenic landscapes and historic towns.
-
E.
Noordoostpolder
Noordoostpolder is a large Dutch polder and municipality in the province of Flevoland, created by land reclamation from the former Zuiderzee and known for its planned agricultural landscape and towns.
- 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: Hollandse IJssel basin Target entity description: The Hollandse IJssel basin is a river drainage area in the western Netherlands associated with the Hollandse IJssel, a distributary of the Rhine that plays an important role in regional water management and flood control.
-
A.
Drentsche Aa basin
The Drentsche Aa basin is a river basin in the Dutch province of Drenthe, known for its relatively untouched stream valley landscape and rich natural and cultural heritage.
-
B.
Eemsdelta
Eemsdelta is a municipality in the Dutch province of Groningen, known for its coastal location along the Ems estuary and its mix of historic villages and industrial port areas.
-
C.
Flevopolder
Flevopolder is a large artificial island and polder in the Netherlands, created by land reclamation and known as one of the world’s largest man-made islands.
-
D.
IJsselvallei
IJsselvallei is a historical region in the Netherlands centered around the valley of the river IJssel, known for its scenic landscapes and historic towns.
-
E.
Noordoostpolder
Noordoostpolder is a large Dutch polder and municipality in the province of Flevoland, created by land reclamation from the former Zuiderzee and known for its planned agricultural landscape and towns.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
drainage basin
ⓘ
river basin ⓘ |
| climateChangeImpact |
increased flood risk
ⓘ
increased salinity pressure ⓘ |
| connectedTo |
Lek basin
ⓘ
Nieuwe Maas estuary ⓘ
linked to:
Nieuwe Maas estuary area
Oude Rijn basin ⓘ |
| country | Netherlands ⓘ |
| drainedBy |
Hollandse IJssel
ⓘ
linked to:
Hollandsche IJssel
|
| elevationClass | low-lying polder area ⓘ |
| flowsNear |
Capelle aan den IJssel
ⓘ
Gouda ⓘ IJsselstein ⓘ Nieuwegein ⓘ |
| flowsThrough |
Krimpenerwaard
ⓘ
Lopikerwaard ⓘ |
| hasFloodControlStructure |
Algerasluis
ⓘ
Hollandse IJssel storm surge barrier ⓘ |
| hasFunction |
flood control
ⓘ
freshwater supply ⓘ navigation ⓘ regional water management ⓘ |
| hasInfrastructure |
dikes
ⓘ
pumping stations ⓘ sluices ⓘ weirs ⓘ |
| hasLandUse |
agricultural land
ⓘ
industrial areas ⓘ urban areas ⓘ |
| hasMouthIn | Nieuwe Maas ⓘ |
| hydrologicalSystem |
Rhine distributary system
ⓘ
linked to:
Rhine–Meuse river system
|
| locatedIn |
province of South Holland
ⓘ
province of Utrecht ⓘ western Netherlands ⓘ
linked to:
Western Netherlands
|
| partOf |
Dutch Delta Works protection system
ⓘ
linked to:
Delta Works
Dutch lowlands ⓘ Rhine–Meuse river system ⓘ |
| risk |
river flooding
ⓘ
saline intrusion ⓘ storm surge flooding ⓘ |
| riverType | tidal river basin ⓘ |
| subjectOf | Dutch regional water management plans ⓘ |
| waterManagementAuthority |
Hoogheemraadschap De Stichtse Rijnlanden
ⓘ
Hoogheemraadschap van Rijnland ⓘ Hoogheemraadschap van Schieland en de Krimpenerwaard ⓘ |
| waterSourceFor |
drinking water production (partly)
ⓘ
industrial users ⓘ regional agriculture ⓘ |
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: Hollandse IJssel basin Description of subject: The Hollandse IJssel basin is a river drainage area in the western Netherlands associated with the Hollandse IJssel, a distributary of the Rhine that plays an important role in regional water management and flood control.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.