Triple
T13011903
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Petorca River |
E322436
|
entity |
| Predicate | riverSystem |
P1009
|
FINISHED |
| Object |
Ligua–Petorca basin
The Ligua–Petorca basin is a semi-arid river basin in central Chile that encompasses the catchment areas of the Ligua and Petorca rivers and is known for its water scarcity and agricultural activity.
|
E1015461
|
NE FINISHED |
How this triple was built (4 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: Ligua–Petorca basin | Statement: [Petorca River, riverSystem, Ligua–Petorca basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ligua–Petorca basin Context triple: [Petorca River, riverSystem, Ligua–Petorca basin]
-
A.
Santiago basin
The Santiago basin is a large intermontane valley in central Chile that hosts the country’s capital, Santiago, and is surrounded by the Andes and coastal mountain ranges.
-
B.
Valdivia basin
The Valdivia basin is a major river drainage system in southern Chile known for its extensive network of rivers, lakes, and wetlands that flow into the Pacific Ocean near the city of Valdivia.
-
C.
Chillán Basin
The Chillán Basin is a geographic depression in south-central Chile known for its agricultural lands and proximity to volcanic and geothermal activity.
-
D.
Nazca Basin
The Nazca Basin is a deep oceanic basin in the southeastern Pacific Ocean associated with the tectonically active Nazca Plate and the adjacent Peru–Chile Trench.
-
E.
Curicó Basin
The Curicó Basin is a geological depression in central Chile known for its fertile agricultural lands and significant wine-producing areas.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Ligua–Petorca basin Triple: [Petorca River, riverSystem, Ligua–Petorca basin]
Generated description
The Ligua–Petorca basin is a semi-arid river basin in central Chile that encompasses the catchment areas of the Ligua and Petorca rivers and is known for its water scarcity and agricultural activity.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ligua–Petorca basin Target entity description: The Ligua–Petorca basin is a semi-arid river basin in central Chile that encompasses the catchment areas of the Ligua and Petorca rivers and is known for its water scarcity and agricultural activity.
-
A.
Santiago basin
The Santiago basin is a large intermontane valley in central Chile that hosts the country’s capital, Santiago, and is surrounded by the Andes and coastal mountain ranges.
-
B.
Valdivia basin
The Valdivia basin is a major river drainage system in southern Chile known for its extensive network of rivers, lakes, and wetlands that flow into the Pacific Ocean near the city of Valdivia.
-
C.
Chillán Basin
The Chillán Basin is a geographic depression in south-central Chile known for its agricultural lands and proximity to volcanic and geothermal activity.
-
D.
Nazca Basin
The Nazca Basin is a deep oceanic basin in the southeastern Pacific Ocean associated with the tectonically active Nazca Plate and the adjacent Peru–Chile Trench.
-
E.
Curicó Basin
The Curicó Basin is a geological depression in central Chile known for its fertile agricultural lands and significant wine-producing areas.
- F. None of above. chosen
Provenance (5 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_69d807657e8c8190bd9435ee2f823845 |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69d97e9e14b88190a2cee8e0c9bf31c8 |
completed | April 10, 2026, 10:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6c10d5b9881909db688c1ab0e6a77 |
completed | May 3, 2026, 3:29 a.m. |
| NEDg | Description generation | batch_69f6c277e6248190870b3bf9869716a7 |
completed | May 3, 2026, 3:35 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6c38bc0b08190b76cb0853d99ad82 |
completed | May 3, 2026, 3:39 a.m. |
Created at: April 9, 2026, 8:49 p.m.