Triple

T6339223
Position Surface form Disambiguated ID Type / Status
Subject La Grande River E142579 entity
Predicate hasHydroelectricDevelopment P15311 FINISHED
Object La Grande-2-A generating station
La Grande-2-A generating station is a large hydroelectric power plant in Quebec, Canada, that forms part of Hydro-Québec’s James Bay Project on the La Grande River.
 E587793 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: La Grande-2-A generating station | Statement: [La Grande River, hasHydroelectricDevelopment, La Grande-2-A generating station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: La Grande-2-A generating station
Context triple: [La Grande River, hasHydroelectricDevelopment, La Grande-2-A generating station]
  • A. La Grande-1 generating station
    La Grande-1 generating station is a hydroelectric power plant in Quebec, Canada, that forms part of Hydro-Québec’s large James Bay Project on the La Grande River.
  • B. Beauharnois generating station
    The Beauharnois generating station is a large hydroelectric power plant in Quebec, Canada, known for harnessing the flow of the Saint Lawrence River to produce electricity.
  • C. Les Cèdres generating station
    Les Cèdres generating station is a hydroelectric power plant in Quebec, Canada, that harnesses the flow of the Saint Lawrence River to generate electricity.
  • D. Long Spruce Generating Station
    Long Spruce Generating Station is a large hydroelectric power plant in northern Manitoba, Canada, that forms part of the Nelson River generating system supplying electricity to the province and beyond.
  • E. Robert-Bourassa generating station
    The Robert-Bourassa generating station is a massive hydroelectric power plant in northern Quebec and one of the key facilities in Hydro-Québec’s La Grande complex.
  • 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: La Grande-2-A generating station
Triple: [La Grande River, hasHydroelectricDevelopment, La Grande-2-A generating station]
Generated description
La Grande-2-A generating station is a large hydroelectric power plant in Quebec, Canada, that forms part of Hydro-Québec’s James Bay Project on the La Grande River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: La Grande-2-A generating station
Target entity description: La Grande-2-A generating station is a large hydroelectric power plant in Quebec, Canada, that forms part of Hydro-Québec’s James Bay Project on the La Grande River.
  • A. La Grande-1 generating station
    La Grande-1 generating station is a hydroelectric power plant in Quebec, Canada, that forms part of Hydro-Québec’s large James Bay Project on the La Grande River.
  • B. Beauharnois generating station
    The Beauharnois generating station is a large hydroelectric power plant in Quebec, Canada, known for harnessing the flow of the Saint Lawrence River to produce electricity.
  • C. Les Cèdres generating station
    Les Cèdres generating station is a hydroelectric power plant in Quebec, Canada, that harnesses the flow of the Saint Lawrence River to generate electricity.
  • D. Long Spruce Generating Station
    Long Spruce Generating Station is a large hydroelectric power plant in northern Manitoba, Canada, that forms part of the Nelson River generating system supplying electricity to the province and beyond.
  • E. Robert-Bourassa generating station
    The Robert-Bourassa generating station is a massive hydroelectric power plant in northern Quebec and one of the key facilities in Hydro-Québec’s La Grande complex.
  • 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_69c008d5ab108190b346c465696824a9 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c0654fb774819087bffb8b966a790a completed March 22, 2026, 9:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69c62d4656f48190a4725fdeb2dd255d completed March 27, 2026, 7:09 a.m.
NEDg Description generation batch_69c62f020d808190a59cbab15a9ca5dc completed March 27, 2026, 7:17 a.m.
NED2 Entity disambiguation (via description) batch_69c62fbbf58881908e872a6a67676fac completed March 27, 2026, 7:20 a.m.
Created at: March 22, 2026, 4:30 p.m.