Oja River
E658959
The Oja River is a river in northern Spain that flows through the autonomous community of La Rioja and is believed to have given the region its name.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Oja River canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T6840602 — 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: Oja River Context triple: [La Rioja, hasRiver, Oja River]
-
A.
Kalu River
The Kalu River is one of Sri Lanka’s major rivers, flowing southwest from the island’s central highlands to the Indian Ocean and playing a key role in regional agriculture, ecology, and flood control.
-
B.
Ogun River
Ogun River is a major river in southwestern Nigeria that flows southward through several states into the Lagos Lagoon, playing an important role in regional agriculture, transportation, and water supply.
-
C.
Uguem River
The Uguem River is a smaller watercourse in the Indian state of Goa that serves as one of the tributaries feeding into the larger Zuari River system.
-
D.
Karanja River
The Karanja River is a tributary watercourse in southern India that contributes to the Manjira River system within the larger Godavari basin.
-
E.
Biya River
The Biya River is a major Siberian waterway in Russia that flows from Lake Teletskoye in the Altai Mountains and serves as one of the principal headstreams of the Ob River.
- 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: Oja River Target entity description: The Oja River is a river in northern Spain that flows through the autonomous community of La Rioja and is believed to have given the region its name.
-
A.
Kalu River
The Kalu River is one of Sri Lanka’s major rivers, flowing southwest from the island’s central highlands to the Indian Ocean and playing a key role in regional agriculture, ecology, and flood control.
-
B.
Ogun River
Ogun River is a major river in southwestern Nigeria that flows southward through several states into the Lagos Lagoon, playing an important role in regional agriculture, transportation, and water supply.
-
C.
Uguem River
The Uguem River is a smaller watercourse in the Indian state of Goa that serves as one of the tributaries feeding into the larger Zuari River system.
-
D.
Karanja River
The Karanja River is a tributary watercourse in southern India that contributes to the Manjira River system within the larger Godavari basin.
-
E.
Biya River
The Biya River is a major Siberian waterway in Russia that flows from Lake Teletskoye in the Altai Mountains and serves as one of the principal headstreams of the Ob River.
- F. None of above. chosen
Statements (15)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| continent | Europe ⓘ |
| country | Spain ⓘ |
| etymologicallyRelatedTo | La Rioja ⓘ |
| flowsThrough |
autonomous community of La Rioja
ⓘ
linked to:
Autonomous community of La Rioja
|
| hasHydrologicalSystem |
Ebro river system
ⓘ
linked to:
Ebro basin
|
| hasNameInLanguage | Río Oja (Spanish) ⓘ |
| hasRegion | Iberian Peninsula ⓘ |
| locatedIn |
La Rioja
ⓘ
northern Spain ⓘ |
| locatedInTimeZone |
Central European Summer Time
ⓘ
Central European Time ⓘ |
| mouthLocatedIn | La Rioja ⓘ |
| partOf | Ebro basin ⓘ |
| saidToGiveItsNameTo | La Rioja ⓘ |
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: Oja River Description of subject: The Oja River is a river in northern Spain that flows through the autonomous community of La Rioja and is believed to have given the region its name.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.