River Aa
E804734
The River Aa is a small river in North Rhine-Westphalia, Germany, that flows through the town of Herford and ultimately feeds into the Weser river system.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T9434293 — 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: River Aa Context triple: [Herford, locatedOn, River Aa]
-
A.
River Aa
River Aa is a small river in North Rhine-Westphalia, Germany, that flows through the city of Münster and into the Ems River.
-
B.
River Ock
River Ock is a small river in Oxfordshire, England, that flows through the Vale of White Horse before joining the River Thames.
-
C.
River Waal
River Waal is a major distributary branch of the Rhine in the Netherlands, serving as an important waterway for transport and trade.
-
D.
Geul River
The Geul River is a small, winding river in the southeastern Netherlands and eastern Belgium, known for its scenic valleys, historic watermills, and role in shaping the hilly landscape of South Limburg.
-
E.
Drentsche Aa
Drentsche Aa is a small, meandering river in the Dutch province of Drenthe, renowned for its well-preserved natural landscape and surrounding national park.
- 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: River Aa Target entity description: The River Aa is a small river in North Rhine-Westphalia, Germany, that flows through the town of Herford and ultimately feeds into the Weser river system.
-
A.
River Aa
River Aa is a small river in North Rhine-Westphalia, Germany, that flows through the city of Münster and into the Ems River.
-
B.
River Ock
River Ock is a small river in Oxfordshire, England, that flows through the Vale of White Horse before joining the River Thames.
-
C.
River Waal
River Waal is a major distributary branch of the Rhine in the Netherlands, serving as an important waterway for transport and trade.
-
D.
Geul River
The Geul River is a small, winding river in the southeastern Netherlands and eastern Belgium, known for its scenic valleys, historic watermills, and role in shaping the hilly landscape of South Limburg.
-
E.
Drentsche Aa
Drentsche Aa is a small, meandering river in the Dutch province of Drenthe, renowned for its well-preserved natural landscape and surrounding national park.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
body of water
ⓘ
river ⓘ |
| basinCountry | Germany ⓘ |
| continent | Europe ⓘ |
| country | Germany ⓘ |
| flowsInto |
Werre in Herford
ⓘ
linked to:
Herford
|
| flowsThrough | Herford ⓘ |
| hasName | Aa ⓘ |
| hasNameInLanguage |
Aa (de)
ⓘ
linked to:
Aa (German)
|
| locatedIn |
Detmold region
ⓘ
Federal Republic of Germany ⓘ
linked to:
Germany
Germany ⓘ Herford district ⓘ North Rhine-Westphalia ⓘ eastern North Rhine-Westphalia ⓘ |
| mouthOfWaterBody | Werre ⓘ |
| partOf |
Weser basin
ⓘ
linked to:
Weser drainage basin
Weser river system ⓘ
linked to:
Weser drainage basin
|
| riverSystem | Weser ⓘ |
| tributaryOf | Werre ⓘ |
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: River Aa Description of subject: The River Aa is a small river in North Rhine-Westphalia, Germany, that flows through the town of Herford and ultimately feeds into the Weser river system.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.