Triple
T18696652
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tancredo Neves Bridge |
E457132
|
entity |
| Predicate | crosses |
P416
|
FINISHED |
| Object | Iguazu River |
—
|
NE NERFINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Iguazu River | Statement: [Tancredo Neves Bridge, crosses, Iguazu River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Iguazu River Context triple: [Tancredo Neves Bridge, crosses, Iguazu River]
-
A.
Iguazu River
chosen
The Iguazu River is a South American river famed for the spectacular Iguazu Falls along the border between Brazil and Argentina.
-
B.
Paraguay River
The Paraguay River is a major South American waterway that flows through Brazil, Bolivia, Paraguay, and Argentina, forming part of the Río de la Plata Basin and serving as a vital route for transport, agriculture, and ecosystems in the region.
-
C.
Paragua River
The Paragua River is a significant waterway in southeastern Venezuela that drains part of the Guiana Highlands before joining the Caroní River within the Orinoco River basin.
-
D.
Paraná River
The Paraná River is one of South America's longest and most important rivers, flowing through Brazil, Paraguay, and Argentina and serving as a key waterway for transport, hydroelectric power, and regional ecosystems.
-
E.
Rio Itaúnas
Rio Itaúnas is a coastal river in southeastern Brazil known for its scenic landscapes, sand dunes, and ecological importance within the state of Espírito Santo.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d8d391eb488190ac2e9abf5bf255e4 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e562e8bc408190ab41b3c21003c249 |
completed | April 19, 2026, 11:19 p.m. |
Created at: April 10, 2026, 11:49 a.m.