Triple
T21660726
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Itapura |
E534585
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Tietê–Paraná waterway |
—
|
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: Tietê–Paraná waterway | Statement: [Itapura, locatedOn, Tietê–Paraná waterway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tietê–Paraná waterway Context triple: [Itapura, locatedOn, Tietê–Paraná waterway]
-
A.
Paraguay–Paraná waterway system
The Paraguay–Paraná waterway system is a major South American inland navigation corridor that links landlocked regions of countries like Paraguay and Bolivia to the Atlantic Ocean via the Paraguay and Paraná rivers.
-
B.
Canal do Cunha
Canal do Cunha is an urban waterway in Rio de Janeiro that drains parts of the city into Guanabara Bay and is known for severe pollution and environmental degradation.
-
C.
Canal do Itajuru
Canal do Itajuru is a scenic coastal waterway in Cabo Frio, Brazil, known for its beaches, boating, and waterfront leisure activities.
-
D.
Tietê-Pinheiros Canal system
chosen
The Tietê-Pinheiros Canal system is an extensive network of engineered waterways in the São Paulo metropolitan area that channels and regulates the flow of the Tietê and Pinheiros rivers for flood control, urban drainage, and water management.
-
E.
Jacuí River
The Jacuí River is a major river in the Brazilian state of Rio Grande do Sul that drains much of the central region before forming the Guaíba Lake near Porto Alegre.
- 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_69e0c467e1f48190af2650b19175abc4 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69ef6c07bcb88190a9864672c20325ff |
completed | April 27, 2026, 2 p.m. |
Created at: April 16, 2026, 6:36 p.m.