Triple

T13506586
Position Surface form Disambiguated ID Type / Status
Subject Arenal Tilaran Conservation Area E321027 entity
Predicate relatedTo P37 FINISHED
Object Arenal hydroelectric project
The Arenal hydroelectric project is a major Costa Rican dam and power plant complex that harnesses the waters of Lake Arenal to generate a significant portion of the country’s renewable electricity.
 E1045576 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: Arenal hydroelectric project | Statement: [Arenal Tilaran Conservation Area, relatedTo, Arenal hydroelectric project]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Arenal hydroelectric project
Context triple: [Arenal Tilaran Conservation Area, relatedTo, Arenal hydroelectric project]
  • A. Hidroituango hydroelectric project
    The Hidroituango hydroelectric project is a major dam and power plant development in Colombia, designed to be the country’s largest source of hydroelectric energy.
  • B. Bayano Hydroelectric Plant
    The Bayano Hydroelectric Plant is a major hydroelectric power facility in Panama that generates electricity using water from Bayano Lake.
  • C. Bassi Hydroelectric Project
    Bassi Hydroelectric Project is a hydroelectric power station in Himachal Pradesh, India, that generates electricity using the waters of the Uhl River.
  • D. Tinguiririca hydroelectric facilities
    The Tinguiririca hydroelectric facilities are a complex of power plants in central Chile that harness the flow of the Tinguiririca River to generate renewable electricity for the national grid.
  • E. Tuirial Hydroelectric Project
    Tuirial Hydroelectric Project is a hydroelectric power station in Mizoram, India, built on the Tuirial River to generate electricity for the region.
  • 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: Arenal hydroelectric project
Triple: [Arenal Tilaran Conservation Area, relatedTo, Arenal hydroelectric project]
Generated description
The Arenal hydroelectric project is a major Costa Rican dam and power plant complex that harnesses the waters of Lake Arenal to generate a significant portion of the country’s renewable electricity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Arenal hydroelectric project
Target entity description: The Arenal hydroelectric project is a major Costa Rican dam and power plant complex that harnesses the waters of Lake Arenal to generate a significant portion of the country’s renewable electricity.
  • A. Hidroituango hydroelectric project
    The Hidroituango hydroelectric project is a major dam and power plant development in Colombia, designed to be the country’s largest source of hydroelectric energy.
  • B. Bayano Hydroelectric Plant
    The Bayano Hydroelectric Plant is a major hydroelectric power facility in Panama that generates electricity using water from Bayano Lake.
  • C. Bassi Hydroelectric Project
    Bassi Hydroelectric Project is a hydroelectric power station in Himachal Pradesh, India, that generates electricity using the waters of the Uhl River.
  • D. Tinguiririca hydroelectric facilities
    The Tinguiririca hydroelectric facilities are a complex of power plants in central Chile that harness the flow of the Tinguiririca River to generate renewable electricity for the national grid.
  • E. Tuirial Hydroelectric Project
    Tuirial Hydroelectric Project is a hydroelectric power station in Mizoram, India, built on the Tuirial River to generate electricity for the region.
  • 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_69d807629d6c8190998f1b9bb12d2ed0 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbaf8259a08190ada13c4a3078f07d completed April 12, 2026, 2:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69f7548e51b881909a3384812556bc3d completed May 3, 2026, 1:58 p.m.
NEDg Description generation batch_69f757108e088190aeec031eccc9aca3 completed May 3, 2026, 2:09 p.m.
NED2 Entity disambiguation (via description) batch_69f757e7322c8190b0e36e8373d42ac4 completed May 3, 2026, 2:12 p.m.
Created at: April 9, 2026, 9:43 p.m.