Otava
E386566
Otava is a major river in the Czech Republic that flows through southwestern Bohemia and is known for its scenic valleys, historical towns, and popularity for canoeing and recreation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Otava canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T2663748 — 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: Otava Context triple: [Plzeň Region, hasSignificantRiver, Otava]
-
A.
Kerava
Kerava is a small city in southern Finland known as a commuter town within the Greater Helsinki region.
-
B.
Loviisa
Loviisa is a small coastal town and municipality in southern Finland known for its historic wooden houses, seaside location, and nuclear power plant.
-
C.
Pirkkala
Pirkkala is a municipality in the Pirkanmaa region of southern Finland, located near the city of Tampere and known for its growing residential areas and proximity to Tampere-Pirkkala Airport.
-
D.
Imatra
Imatra is a town and municipality in southeastern Finland known for its industrial history, proximity to the Russian border, and the Imatrankoski rapids.
-
E.
Nurmijärvi
Nurmijärvi is a municipality in southern Finland known for being one of the largest rural municipalities in the country and part of the Greater Helsinki region.
- 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: Otava Target entity description: Otava is a major river in the Czech Republic that flows through southwestern Bohemia and is known for its scenic valleys, historical towns, and popularity for canoeing and recreation.
-
A.
Kerava
Kerava is a small city in southern Finland known as a commuter town within the Greater Helsinki region.
-
B.
Loviisa
Loviisa is a small coastal town and municipality in southern Finland known for its historic wooden houses, seaside location, and nuclear power plant.
-
C.
Pirkkala
Pirkkala is a municipality in the Pirkanmaa region of southern Finland, located near the city of Tampere and known for its growing residential areas and proximity to Tampere-Pirkkala Airport.
-
D.
Imatra
Imatra is a town and municipality in southeastern Finland known for its industrial history, proximity to the Russian border, and the Imatrankoski rapids.
-
E.
Nurmijärvi
Nurmijärvi is a municipality in southern Finland known for being one of the largest rural municipalities in the country and part of the Greater Helsinki region.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
geographical feature
ⓘ
river ⓘ |
| continent | Europe ⓘ |
| country | Czech Republic ⓘ |
| flowsInto | Vltava at Zvíkovské Podhradí ⓘ |
| flowsThrough |
Czech Republic
ⓘ
Horažďovice ⓘ Plzeň Region ⓘ Písek ⓘ South Bohemian Region ⓘ Strakonice ⓘ Sušice ⓘ |
| formedByConfluenceOf |
Křemelná
ⓘ
Vydra ⓘ |
| hasEconomicUse | local tourism industry ⓘ |
| hasHydrologicalRole | important river of southwestern Bohemia ⓘ |
| hasRecreationalUse |
fishing
ⓘ
kayaking ⓘ rafting ⓘ |
| hasReputation | popular canoeing river in the Czech Republic ⓘ |
| hasSourceRegion |
Bohemian Forest
ⓘ
Šumava ⓘ |
| hasTourismInfrastructure |
campsites
ⓘ
canoe rental services ⓘ marked river routes ⓘ |
| hasValleyType | scenic valley ⓘ |
| knownFor |
canoeing
ⓘ
historical towns ⓘ recreational activities ⓘ scenic valleys ⓘ |
| languageOfName | Czech ⓘ |
| locatedIn |
Bohemia
ⓘ
South Bohemian Region ⓘ
surface form:
Southwestern Bohemia
|
| mouthOf |
Vltava River
ⓘ
surface form:
Vltava
|
| partOf |
Elbe basin
ⓘ
surface form:
Elbe river basin
|
| passesNear | Zvíkov Castle ⓘ |
| riverSystem | Vltava basin ⓘ |
| tributaryOf |
Vltava River
ⓘ
surface form:
Vltava
|
| usedFor |
recreation
ⓘ
tourism ⓘ water sports ⓘ |
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: Otava Description of subject: Otava is a major river in the Czech Republic that flows through southwestern Bohemia and is known for its scenic valleys, historical towns, and popularity for canoeing and recreation.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.