Úpa River
E339098
The Úpa River is a river in the northeastern Czech Republic that flows from the Krkonoše (Giant) Mountains through towns such as Trutnov before joining the Labe (Elbe) River.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Úpa River canonical | 8 |
| Úpa River (via canal system) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2269573 — 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: Úpa River Context triple: [Hradec Králové Region, contains, Úpa River]
-
A.
Beni River
The Beni River is a major waterway in northern Bolivia that flows through the Amazon Basin, supporting rich biodiversity and local communities along its course.
-
B.
Nanay River
The Nanay River is a tributary of the Amazon River in northern Peru, flowing through the Loreto Region and alongside the city of Iquitos.
-
C.
Bani River
The Bani River is a significant West African waterway that joins the Niger River in Mali, contributing substantially to its flow and regional agriculture.
-
D.
Taraba River
The Taraba River is a significant river in northeastern Nigeria that flows through Taraba State and contributes to the Benue River system.
-
E.
Sonai River
The Sonai River is a tributary waterway in northeastern India that feeds into the larger Barak River system.
- 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: Úpa River Target entity description: The Úpa River is a river in the northeastern Czech Republic that flows from the Krkonoše (Giant) Mountains through towns such as Trutnov before joining the Labe (Elbe) River.
-
A.
Beni River
The Beni River is a major waterway in northern Bolivia that flows through the Amazon Basin, supporting rich biodiversity and local communities along its course.
-
B.
Nanay River
The Nanay River is a tributary of the Amazon River in northern Peru, flowing through the Loreto Region and alongside the city of Iquitos.
-
C.
Bani River
The Bani River is a significant West African waterway that joins the Niger River in Mali, contributing substantially to its flow and regional agriculture.
-
D.
Taraba River
The Taraba River is a significant river in northeastern Nigeria that flows through Taraba State and contributes to the Benue River system.
-
E.
Sonai River
The Sonai River is a tributary waterway in northeastern India that feeds into the larger Barak River system.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Czech Republic ⓘ |
| belongsToHydrologicalSystem | North Sea basin via Elbe ⓘ |
| confluenceNear | Jaroměř ⓘ |
| continent | Europe ⓘ |
| country | Czech Republic ⓘ |
| countrySubdivision | Hradec Králové Region ⓘ |
| flowsDirection | generally southward ⓘ |
| flowsThrough |
Hradec Králové Region
ⓘ
Pec pod Sněžkou ⓘ Trutnov ⓘ Česká Skalice ⓘ |
| hasMajorTownOnBank |
Trutnov
ⓘ
Česká Skalice ⓘ |
| hasNameInCzech | Úpa ⓘ |
| hasValley | Úpa Valley ⓘ |
| languageOfToponym | Czech ⓘ |
| locatedIn |
Bohemia
ⓘ
northeastern Czech Republic ⓘ |
| mouthOf |
Elbe River
ⓘ
linked to:
Elbe
Labe River ⓘ
linked to:
Labe
|
| near | Sněžka ⓘ |
| partOf | Elbe river basin ⓘ |
| region |
Krkonoše
ⓘ
linked to:
Krkonoše Mountains
Sudetes ⓘ |
| sourceElevation |
Krkonoše Mountains highlands
ⓘ
linked to:
Krkonoše Mountains
|
| sourceLocation |
Giant Mountains
ⓘ
Krkonoše Mountains ⓘ |
| tributaryOf |
Elbe River
ⓘ
linked to:
Elbe
Labe River ⓘ
linked to:
Labe
|
| usedFor |
fishing
ⓘ
recreation ⓘ tourism ⓘ |
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: Úpa River Description of subject: The Úpa River is a river in the northeastern Czech Republic that flows from the Krkonoše (Giant) Mountains through towns such as Trutnov before joining the Labe (Elbe) River.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.