Triple
T20689742
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tambo River |
E508516
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Ucayali River basin |
—
|
NE NERFINISHED |
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ucayali River basin Context triple: [Tambo River, partOf, Ucayali River basin]
-
A.
Vaupés River basin
The Vaupés River basin is a remote, forested region of the northwest Amazon, spanning parts of Colombia and Brazil and known for its rich biodiversity and dense concentration of Indigenous communities.
-
B.
Ucayali River
chosen
The Ucayali River is a major Peruvian waterway that, together with the Marañón River, forms the main headwaters of the Amazon River.
-
C.
Balsas River basin
The Balsas River basin is a major drainage basin in south-central Mexico centered on the Balsas River, encompassing diverse climates and landscapes and supporting extensive agriculture and human settlements.
-
D.
Tapajós River basin
The Tapajós River basin is a vast Amazonian watershed in Brazil known for its rich biodiversity and as the ancestral homeland of Indigenous groups such as the Munduruku people.
-
E.
Aguarico River basin
The Aguarico River basin is a biodiverse Amazonian watershed in Ecuador and Peru that forms part of the ancestral homeland of Indigenous groups such as the Siona people.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69e0b4c1ed408190b72dd26b1e33f8a1 |
elicitation | completed |
| NER | batch_69e6c10cb5588190acb88f2c82fc593a |
ner | completed |
Created at: April 16, 2026, 12:05 p.m.