Apurímac River
E1009423
The Apurímac River is a major river in southern Peru that forms one of the principal headwaters of the Amazon River system, flowing through deep Andean canyons.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Apurímac River canonical | 1 |
| Vilcanota River | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11577819 — 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 Context triple: [Apurímac Region, hasFeature, Apurímac River]
-
A.
Chanchamayo River
The Chanchamayo River is a major river in central Peru that flows through the eastern Andean slopes and helps drain the high jungle region of Junín.
-
B.
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.
-
C.
Tarqui River
The Tarqui River is a waterway in southern Ecuador that flows through the city of Cuenca and contributes to its Andean watershed.
-
D.
Subachoque River
The Subachoque River is a watercourse in the Cundinamarca department of Colombia that flows through the Bogotá savanna and supports nearby agricultural and urban areas.
-
E.
Marañón River
The Marañón River is a major river in Peru that forms one of the principal headwaters of the Amazon River system.
- 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 Target entity description: The Apurímac River is a major river in southern Peru that forms one of the principal headwaters of the Amazon River system, flowing through deep Andean canyons.
-
A.
Chanchamayo River
The Chanchamayo River is a major river in central Peru that flows through the eastern Andean slopes and helps drain the high jungle region of Junín.
-
B.
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.
-
C.
Tarqui River
The Tarqui River is a waterway in southern Ecuador that flows through the city of Cuenca and contributes to its Andean watershed.
-
D.
Subachoque River
The Subachoque River is a watercourse in the Cundinamarca department of Colombia that flows through the Bogotá savanna and supports nearby agricultural and urban areas.
-
E.
Marañón River
The Marañón River is a major river in Peru that forms one of the principal headwaters of the Amazon River system.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
headwater of the Amazon River
ⓘ
river ⓘ |
| basinCountry | Peru NERFINISHED ⓘ |
| canyonDepth | over 3000 m in places ⓘ |
| continent | South America ⓘ |
| country | Peru ⓘ |
| drainageBasin | Amazon Basin NERFINISHED ⓘ |
| flowsInto | Ene River NERFINISHED ⓘ |
| flowsThrough |
Apurímac Region
NERFINISHED
ⓘ
Arequipa Region NERFINISHED ⓘ Ayacucho Region NERFINISHED ⓘ Cusco Region NERFINISHED ⓘ Huancavelica Region NERFINISHED ⓘ Junín Region NERFINISHED ⓘ deep Andean canyons ⓘ |
| formsBorderBetween |
Apurímac Region
NERFINISHED
ⓘ
Ayacucho Region NERFINISHED ⓘ Cusco Region NERFINISHED ⓘ |
| formsConfluenceWith | Mantaro River NERFINISHED ⓘ |
| hasBridge |
Puente Queswachaka
NERFINISHED
ⓘ
Queshuachaca NERFINISHED ⓘ |
| hasCanyon | Apurímac Canyon NERFINISHED ⓘ |
| hasHazard |
rapids
ⓘ
waterfalls ⓘ |
| knownFor |
deep gorges
ⓘ
steep gradients ⓘ whitewater rafting ⓘ |
| languageOfName | Quechua NERFINISHED ⓘ |
| length | approximately 730 km ⓘ |
| locatedIn |
Andean highlands
NERFINISHED
ⓘ
southern Peru ⓘ |
| mountainRange | Andes ⓘ |
| mouth | Ene River NERFINISHED ⓘ |
| nameMeaning |
“oracle”
ⓘ
“speaker of the gods” ⓘ |
| partOf | Amazon River basin NERFINISHED ⓘ |
| regionHydrologyRole | principal source of the Amazon by length ⓘ |
| sourceElevation | over 5000 m ⓘ |
| sourceFor | Amazon River system NERFINISHED ⓘ |
| sourceLocation |
Arequipa Region
NERFINISHED
ⓘ
Cusco Region NERFINISHED ⓘ |
| tributaryOf | Ene River NERFINISHED ⓘ |
| upstreamNameOf |
Amazon River
NERFINISHED
ⓘ
Ene River NERFINISHED ⓘ Tambo River NERFINISHED ⓘ Ucayali River NERFINISHED ⓘ |
| usedFor |
adventure tourism
ⓘ
hydroelectric potential ⓘ irrigation ⓘ |
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 Description of subject: The Apurímac River is a major river in southern Peru that forms one of the principal headwaters of the Amazon River system, flowing through deep Andean canyons.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Vilcanota River