Triple
T1126527
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Maipo River |
E24731
|
entity |
| Predicate | hasHydroelectricPlant |
P15311
|
FINISHED |
| Object |
Alfalfal hydroelectric plant
The Alfalfal hydroelectric plant is a power-generating facility in Chile that harnesses the flow of the Maipo River to produce electricity.
|
E128473
|
NE FINISHED |
How this triple was built (5 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: Alfalfal hydroelectric plant | Statement: [Maipo River, hasHydroelectricPlant, Alfalfal hydroelectric plant]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alfalfal hydroelectric plant Context triple: [Maipo River, hasHydroelectricPlant, Alfalfal hydroelectric plant]
-
A.
Olidan power station
Olidan power station is one of Sweden’s oldest large-scale hydroelectric power plants, located in Trollhättan and historically important for the country’s industrial electrification.
-
B.
Almatti Dam
Almatti Dam is a major hydroelectric and irrigation dam in Karnataka, India, built across the Krishna River as part of the Upper Krishna Project.
-
C.
Bargi Dam
Bargi Dam is a major multipurpose dam built on the Narmada River in Madhya Pradesh, India, primarily used for irrigation, hydropower generation, and flood control.
-
D.
Yacyretá Dam
The Yacyretá Dam is a large hydroelectric power plant on the border between Argentina and Paraguay that generates electricity by harnessing the flow of the Paraná River.
-
E.
Serre-Ponçon Dam
Serre-Ponçon Dam is a large hydroelectric and irrigation dam in southeastern France that creates one of Western Europe’s biggest artificial lakes.
- 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: Alfalfal hydroelectric plant Triple: [Maipo River, hasHydroelectricPlant, Alfalfal hydroelectric plant]
Generated description
The Alfalfal hydroelectric plant is a power-generating facility in Chile that harnesses the flow of the Maipo River to produce electricity.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Alfalfal hydroelectric plant Target entity description: The Alfalfal hydroelectric plant is a power-generating facility in Chile that harnesses the flow of the Maipo River to produce electricity.
-
A.
Olidan power station
Olidan power station is one of Sweden’s oldest large-scale hydroelectric power plants, located in Trollhättan and historically important for the country’s industrial electrification.
-
B.
Almatti Dam
Almatti Dam is a major hydroelectric and irrigation dam in Karnataka, India, built across the Krishna River as part of the Upper Krishna Project.
-
C.
Bargi Dam
Bargi Dam is a major multipurpose dam built on the Narmada River in Madhya Pradesh, India, primarily used for irrigation, hydropower generation, and flood control.
-
D.
Yacyretá Dam
The Yacyretá Dam is a large hydroelectric power plant on the border between Argentina and Paraguay that generates electricity by harnessing the flow of the Paraná River.
-
E.
Serre-Ponçon Dam
Serre-Ponçon Dam is a large hydroelectric and irrigation dam in southeastern France that creates one of Western Europe’s biggest artificial lakes.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasHydroelectricPlant Context triple: [Maipo River, hasHydroelectricPlant, Alfalfal hydroelectric plant]
-
A.
hasHydroelectricProject
chosen
Indicates that an entity is associated with, operates, or contains a hydroelectric power generation project.
-
B.
powerplant
Indicates that an entity functions as a facility or installation where energy sources are converted into usable power, typically electricity.
-
C.
powerplantFor
Indicates that one entity functions as the power plant or primary energy source serving another entity.
-
D.
powerplantType
Indicates the specific kind or category of power plant associated with an entity, based on how it generates energy.
-
E.
hasMajorReservoir
Indicates that an entity possesses or is associated with a primary or significant reservoir (such as a large storage or accumulation of a resource).
- F. None of above.
Provenance (6 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_69a4940712c88190aa244f3fc6070a65 |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bc4bc21881909dcfe628f59f3e8c |
completed | March 1, 2026, 10:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac539fc3708190b0b3dec5d5c73a71 |
completed | March 7, 2026, 4:34 p.m. |
| NEDg | Description generation | batch_69ac54b01b7c8190ab7ad4441757fa2f |
completed | March 7, 2026, 4:39 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac556dfc8c8190b70a7d6310aa87d7 |
completed | March 7, 2026, 4:42 p.m. |
| PD | Predicate disambiguation | batch_69a4bb4749ac8190b0fbddac2e9b2586 |
completed | March 1, 2026, 10:18 p.m. |
Created at: March 1, 2026, 7:44 p.m.