Ostružná
E470897
Ostružná is a river in the Czech Republic that serves as a tributary of the Úhlava River.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ostružná canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4797646 — 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: Ostružná Context triple: [Úhlava, hasTributary, Ostružná]
-
A.
Orzola
Orzola is a small fishing village and port at the northern tip of Lanzarote in the Canary Islands, known as the main departure point for ferries to the nearby island of La Graciosa.
-
B.
Pavka
Pavka is a diminutive or affectionate nickname commonly used for the Slavic given name Pavel.
-
C.
Machová
Machová is a Czech surname, typically the feminine form of the surname Mach.
-
D.
Fiala
Fiala is a Czech surname most prominently associated with Petr Fiala, the Czech politician and Prime Minister.
-
E.
Račak
Račak is a village in Kosovo best known internationally as the site of the 1999 Račak massacre, a pivotal event in the Kosovo conflict.
- 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: Ostružná Target entity description: Ostružná is a river in the Czech Republic that serves as a tributary of the Úhlava River.
-
A.
Orzola
Orzola is a small fishing village and port at the northern tip of Lanzarote in the Canary Islands, known as the main departure point for ferries to the nearby island of La Graciosa.
-
B.
Pavka
Pavka is a diminutive or affectionate nickname commonly used for the Slavic given name Pavel.
-
C.
Machová
Machová is a Czech surname, typically the feminine form of the surname Mach.
-
D.
Fiala
Fiala is a Czech surname most prominently associated with Petr Fiala, the Czech politician and Prime Minister.
-
E.
Račak
Račak is a village in Kosovo best known internationally as the site of the 1999 Račak massacre, a pivotal event in the Kosovo conflict.
- F. None of above. chosen
Statements (10)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Czech Republic ⓘ |
| continent | Europe ⓘ |
| country | Czech Republic ⓘ |
| locatedIn |
Czech Republic
ⓘ
Plzeň Region ⓘ |
| mouth | Úhlava ⓘ |
| partOf | Úhlava basin ⓘ |
| tributaryOf | Úhlava ⓘ |
| watercourseType | tributary river ⓘ |
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: Ostružná Description of subject: Ostružná is a river in the Czech Republic that serves as a tributary of the Úhlava River.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.