Apurímac River basin
E937191
The Apurímac River basin is a major Andean watershed in southern Peru that forms one of the principal headwater systems of the Amazon River.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Apurímac River basin canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T11633961 — 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: Apurímac River basin Context triple: [Anta Province, locatedInHydrologicalBasin, Apurímac River basin]
-
A.
Cenepa River basin
The Cenepa River basin is a remote, biodiverse watershed in the Amazonian Andes region that became the focal point of a major border conflict between Peru and Ecuador in the 1990s.
-
B.
Tebicuary River basin
The Tebicuary River basin is the drainage area in southern Paraguay that collects and channels the waters of the Tebicuary River and its tributaries before they flow into the Paraguay River system.
-
C.
Benito River basin
The Benito River basin is the catchment area in Equatorial Guinea and Gabon that collects the waters of the Benito (Mbini) River and its tributaries before they flow into the Atlantic Ocean.
-
D.
Carrión River
The Carrión River is a watercourse in northern Spain that flows through the province of Palencia, draining the Montaña Palentina area before joining the Pisuerga River.
-
E.
Pastaza River basin
The Pastaza River basin is a major Andean-Amazonian watershed in Ecuador and Peru, known for its extensive rainforest, high biodiversity, and role as a tributary system feeding the Amazon 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: Apurímac River basin Target entity description: The Apurímac River basin is a major Andean watershed in southern Peru that forms one of the principal headwater systems of the Amazon River.
-
A.
Cenepa River basin
The Cenepa River basin is a remote, biodiverse watershed in the Amazonian Andes region that became the focal point of a major border conflict between Peru and Ecuador in the 1990s.
-
B.
Tebicuary River basin
The Tebicuary River basin is the drainage area in southern Paraguay that collects and channels the waters of the Tebicuary River and its tributaries before they flow into the Paraguay River system.
-
C.
Benito River basin
The Benito River basin is the catchment area in Equatorial Guinea and Gabon that collects the waters of the Benito (Mbini) River and its tributaries before they flow into the Atlantic Ocean.
-
D.
Carrión River
The Carrión River is a watercourse in northern Spain that flows through the province of Palencia, draining the Montaña Palentina area before joining the Pisuerga River.
-
E.
Pastaza River basin
The Pastaza River basin is a major Andean-Amazonian watershed in Ecuador and Peru, known for its extensive rainforest, high biodiversity, and role as a tributary system feeding the Amazon River.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
drainage basin
ⓘ
river basin ⓘ watershed ⓘ |
| country | Peru ⓘ |
| drainsInto | Apurímac River NERFINISHED ⓘ |
| flowsThrough |
Andean valleys
ⓘ
deep gorges ⓘ |
| formsHeadwatersOf | Amazon River NERFINISHED ⓘ |
| hasBiodiversity |
high aquatic biodiversity
ⓘ
high terrestrial biodiversity ⓘ |
| hasClimate | Andean climate ⓘ |
| hasEcosystem |
Andean montane ecosystems
ⓘ
high Andean grasslands ⓘ riverine ecosystems ⓘ |
| hasFeature |
deep canyons
ⓘ
high-altitude headwaters ⓘ steep gradients ⓘ |
| hasGeomorphology | tectonically active terrain ⓘ |
| hasUse |
agricultural water supply
ⓘ
domestic water supply ⓘ hydroelectric power potential ⓘ irrigation water supply ⓘ |
| hydrologicalRegionOf | Andes NERFINISHED ⓘ |
| importance |
major Andean watershed
ⓘ
principal headwater system of the Amazon River ⓘ |
| isPartOf | upper Amazon headwaters ⓘ |
| languageRegion | Quechua-speaking areas ⓘ |
| locatedIn |
Peru
ⓘ
Southern Peru NERFINISHED ⓘ |
| locatedInAdministrativeRegion |
Apurímac Region
NERFINISHED
ⓘ
Arequipa Region NERFINISHED ⓘ Ayacucho Region NERFINISHED ⓘ Cusco Region NERFINISHED ⓘ |
| locatedOnContinent | South America ⓘ |
| mainRiver | Apurímac River NERFINISHED ⓘ |
| partOf |
Amazon River basin
NERFINISHED
ⓘ
Andes NERFINISHED ⓘ |
| sourceRegion |
Andes Mountains
NERFINISHED
ⓘ
southern Peruvian Andes ⓘ |
| subjectTo |
flood events
ⓘ
landslide risk ⓘ seasonal rainfall variability ⓘ |
| tributarySystemOf |
Amazon River basin
NERFINISHED
ⓘ
Ucayali River basin NERFINISHED ⓘ |
| usedBy | rural communities ⓘ |
| usedFor |
fishing
ⓘ
livestock grazing ⓘ subsistence agriculture ⓘ |
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: Apurímac River basin Description of subject: The Apurímac River basin is a major Andean watershed in southern Peru that forms one of the principal headwater systems of the Amazon River.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Asháninka