Oldambtmeer
E298727
Oldambtmeer is an artificial lake in the municipality of Oldambt in the province of Groningen, Netherlands, created as part of a large-scale landscape and recreational development project.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Oldambtmeer canonical | 9 |
How this entity was disambiguated
This entity first appeared as the object of triple T2192519 — 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: Oldambtmeer Context triple: [Oldambt, contains, Oldambtmeer]
-
A.
Haarlemmermeer
Haarlemmermeer is a municipality in the province of North Holland in the Netherlands, best known for encompassing Amsterdam Airport Schiphol.
-
B.
Volkerakmeer
Volkerakmeer is a lake in the southwestern Netherlands that forms part of the Rhine–Meuse–Scheldt delta and serves as an important waterway and water management area.
-
C.
Braassemermeer
Braassemermeer is a lake in the Dutch province of South Holland, known for recreational boating and water sports.
-
D.
Grevelingenmeer
Grevelingenmeer is a large saltwater lake in the southwestern Netherlands, known for its water sports, nature reserves, and role in the Delta Works coastal defense system.
-
E.
IJsselmeer
IJsselmeer is a large shallow freshwater lake in the central Netherlands, created by the closure of the Zuiderzee and known for its dikes, reclaimed polders, and importance to Dutch water management and recreation.
- 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: Oldambtmeer Target entity description: Oldambtmeer is an artificial lake in the municipality of Oldambt in the province of Groningen, Netherlands, created as part of a large-scale landscape and recreational development project.
-
A.
Haarlemmermeer
Haarlemmermeer is a municipality in the province of North Holland in the Netherlands, best known for encompassing Amsterdam Airport Schiphol.
-
B.
Volkerakmeer
Volkerakmeer is a lake in the southwestern Netherlands that forms part of the Rhine–Meuse–Scheldt delta and serves as an important waterway and water management area.
-
C.
Braassemermeer
Braassemermeer is a lake in the Dutch province of South Holland, known for recreational boating and water sports.
-
D.
Grevelingenmeer
Grevelingenmeer is a large saltwater lake in the southwestern Netherlands, known for its water sports, nature reserves, and role in the Delta Works coastal defense system.
-
E.
IJsselmeer
IJsselmeer is a large shallow freshwater lake in the central Netherlands, created by the closure of the Zuiderzee and known for its dikes, reclaimed polders, and importance to Dutch water management and recreation.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
artificial lake
ⓘ
lake ⓘ |
| administrativeTerritory | municipality of Oldambt ⓘ |
| basinCountry | Netherlands ⓘ |
| country | Netherlands ⓘ |
| createdAsPartOf |
large-scale landscape development project
ⓘ
large-scale recreational development project ⓘ |
| hasActivity |
angling
ⓘ
canoeing ⓘ cycling around the lake ⓘ sailing ⓘ swimming ⓘ walking around the lake ⓘ |
| hasDevelopmentGoal |
improvement of landscape quality
ⓘ
regional economic stimulation ⓘ tourism promotion ⓘ |
| hasDutchName | Oldambtmeer ⓘ |
| hasFeature |
beaches
ⓘ
marinas ⓘ nature reserves on the shores ⓘ residential waterfront areas ⓘ |
| hasLanguage | Dutch ⓘ |
| hasShoreLength | approximately 25 kilometres ⓘ |
| inception | early 21st century ⓘ |
| locatedIn |
municipality of Oldambt
ⓘ
northeastern Netherlands ⓘ province of Groningen ⓘ
linked to:
Province of Groningen
|
| locatedInProtectedArea |
Natura 2000 surroundings (nearby areas)
ⓘ
linked to:
Natura 2000 network
|
| locatedInWaterBody | Oldambt region ⓘ |
| locatedNear |
Blauwestad
ⓘ
Finsterwolde ⓘ Midwolda ⓘ Winschoten ⓘ |
| nearbyCity | Winschoten ⓘ |
| nearbyVillage |
Beerta
ⓘ
Finsterwolde ⓘ Midwolda ⓘ |
| partOf |
Blauwestad project
ⓘ
linked to:
Blauwestad
|
| surfaceArea |
approximately 8 square kilometres
ⓘ
approximately 800 hectares ⓘ |
| use |
landscape development
ⓘ
nature development ⓘ recreation ⓘ water sports ⓘ |
| waterType | freshwater ⓘ |
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: Oldambtmeer Description of subject: Oldambtmeer is an artificial lake in the municipality of Oldambt in the province of Groningen, Netherlands, created as part of a large-scale landscape and recreational development project.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.