Triple

T9299787
Position Surface form Disambiguated ID Type / Status
Subject Tâmega River E223728 entity
Predicate hydroelectricProject P15311 FINISHED
Object Tâmega Electroproducing System
The Tâmega Electroproducing System is a major hydroelectric complex in Portugal that harnesses the Tâmega River through a series of dams and power plants to generate renewable electricity.
 E789643 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: Tâmega Electroproducing System | Statement: [Tâmega River, hydroelectricProject, Tâmega Electroproducing System]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tâmega Electroproducing System
Context triple: [Tâmega River, hydroelectricProject, Tâmega Electroproducing System]
  • A. Nimbus Powerplant
    Nimbus Powerplant is a hydroelectric generating facility associated with California’s Nimbus Dam on the American River, producing renewable electricity from controlled water releases.
  • B. Moldelectrica
    Moldelectrica is Moldova’s state-owned electricity transmission system operator responsible for managing and operating the national high-voltage power grid.
  • C. Uri I Power Station
    Uri I Power Station is a major hydroelectric power facility in Jammu and Kashmir, India, utilizing water from the Jhelum River to generate electricity.
  • D. Electryon
    Electryon is a king of Mycenae in Greek mythology, known primarily as the grandfather of the hero Heracles.
  • E. Healy Power Plant
    Healy Power Plant is a coal-fired power generation facility located near the community of Healy in interior Alaska.
  • 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: Tâmega Electroproducing System
Triple: [Tâmega River, hydroelectricProject, Tâmega Electroproducing System]
Generated description
The Tâmega Electroproducing System is a major hydroelectric complex in Portugal that harnesses the Tâmega River through a series of dams and power plants to generate renewable electricity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tâmega Electroproducing System
Target entity description: The Tâmega Electroproducing System is a major hydroelectric complex in Portugal that harnesses the Tâmega River through a series of dams and power plants to generate renewable electricity.
  • A. Nimbus Powerplant
    Nimbus Powerplant is a hydroelectric generating facility associated with California’s Nimbus Dam on the American River, producing renewable electricity from controlled water releases.
  • B. Moldelectrica
    Moldelectrica is Moldova’s state-owned electricity transmission system operator responsible for managing and operating the national high-voltage power grid.
  • C. Uri I Power Station
    Uri I Power Station is a major hydroelectric power facility in Jammu and Kashmir, India, utilizing water from the Jhelum River to generate electricity.
  • D. Electryon
    Electryon is a king of Mycenae in Greek mythology, known primarily as the grandfather of the hero Heracles.
  • E. Healy Power Plant
    Healy Power Plant is a coal-fired power generation facility located near the community of Healy in interior Alaska.
  • 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_69ca8423edb08190bc0c91287a484768 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd08d070c881908bed41aada6f85ae completed April 1, 2026, noon
NED1 Entity disambiguation (via context triple) batch_69d0b25ac97881908751b466b370b7e5 completed April 4, 2026, 6:40 a.m.
NEDg Description generation batch_69d0b301659481909c1865884421fcde completed April 4, 2026, 6:43 a.m.
NED2 Entity disambiguation (via description) batch_69d0b38ae1ec8190b36019d3a642290d completed April 4, 2026, 6:45 a.m.
Created at: March 30, 2026, 7:36 p.m.