Piraí River
E315589
The Piraí River is a significant river in eastern Bolivia that flows near and helps define the landscape of the city of Santa Cruz de la Sierra.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Piraí River canonical | 2 |
| Río Piraí | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1751714 — 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: Piraí River Context triple: [Santa Cruz de la Sierra, locatedOnRiver, Piraí River]
-
A.
Ijuí River
The Ijuí River is a significant waterway in southern Brazil that contributes to the Uruguay River basin and supports regional ecosystems and human activities.
-
B.
Iténez River
The Iténez River is a major waterway in South America that forms part of the border between Bolivia and Brazil and is known for its rich biodiversity and largely untouched rainforest surroundings.
-
C.
Taquari River
The Taquari River is a significant waterway in central-western Brazil that flows through the Pantanal wetlands before joining the Paraguay River.
-
D.
Renaico River
The Renaico River is a Chilean watercourse in south-central Chile that serves as one of the tributaries feeding into the larger Biobío River basin.
-
E.
Illapel River
The Illapel River is a watercourse in Chile’s Coquimbo Region that flows through the Choapa Province, supporting local agriculture and communities in a semi-arid landscape.
- 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: Piraí River Target entity description: The Piraí River is a significant river in eastern Bolivia that flows near and helps define the landscape of the city of Santa Cruz de la Sierra.
-
A.
Ijuí River
The Ijuí River is a significant waterway in southern Brazil that contributes to the Uruguay River basin and supports regional ecosystems and human activities.
-
B.
Iténez River
The Iténez River is a major waterway in South America that forms part of the border between Bolivia and Brazil and is known for its rich biodiversity and largely untouched rainforest surroundings.
-
C.
Taquari River
The Taquari River is a significant waterway in central-western Brazil that flows through the Pantanal wetlands before joining the Paraguay River.
-
D.
Renaico River
The Renaico River is a Chilean watercourse in south-central Chile that serves as one of the tributaries feeding into the larger Biobío River basin.
-
E.
Illapel River
The Illapel River is a watercourse in Chile’s Coquimbo Region that flows through the Choapa Province, supporting local agriculture and communities in a semi-arid landscape.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Bolivia ⓘ |
| borderFunction | partial natural boundary near Santa Cruz de la Sierra ⓘ |
| continent | South America ⓘ |
| country | Bolivia ⓘ |
| flowsNear | Santa Cruz de la Sierra ⓘ |
| hasEnvironmentalRole |
local ecosystem support
ⓘ
regional drainage ⓘ |
| hasFloodRisk | yes ⓘ |
| hasMouthCountry | Bolivia ⓘ |
| hasNameInLanguage |
Río Piraí
ⓘ
linked to:
Piraí River
|
| hasType | perennial river ⓘ |
| hasWatershedIn | Santa Cruz Department ⓘ |
| helpsDefineLandscapeOf | Santa Cruz de la Sierra ⓘ |
| hydrologicalRegion |
Amazon Basin (approximate)
ⓘ
linked to:
Amazon Basin
|
| influences | urban planning in Santa Cruz de la Sierra ⓘ |
| influencesUrbanDevelopmentOf | Santa Cruz de la Sierra ⓘ |
| isGeographicalFeatureOf | Santa Cruz de la Sierra ⓘ |
| languageOfToponym | Spanish ⓘ |
| locatedIn | eastern Bolivia ⓘ |
| locatedInAdministrativeTerritory | Santa Cruz Department ⓘ |
| near |
Santa Cruz de la Sierra metropolitan area
ⓘ
linked to:
Santa Cruz de la Sierra
|
| partOf | Bolivian river system ⓘ |
| usedFor |
irrigation
ⓘ
recreation ⓘ |
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: Piraí River Description of subject: The Piraí River is a significant river in eastern Bolivia that flows near and helps define the landscape of the city of Santa Cruz de la Sierra.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Piraí River