Triple

T5634181
Position Surface form Disambiguated ID Type / Status
Subject Les Cèdres generating station E147904 entity
Predicate partOf P40 FINISHED
Object Saint Lawrence River hydroelectric system
The Saint Lawrence River hydroelectric system is a network of large-scale power-generating facilities along the Saint Lawrence River that harness its flow to produce significant hydroelectric energy for surrounding regions.
E435716 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: Saint Lawrence River hydroelectric system | Statement: [Les Cèdres generating station, partOf, Saint Lawrence River hydroelectric system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Saint Lawrence River hydroelectric system
Context triple: [Les Cèdres generating station, partOf, Saint Lawrence River hydroelectric system]
  • A. Niagara River hydropower system
    The Niagara River hydropower system is a large binational network of dams, tunnels, and generating stations on the Niagara River that harnesses the river’s flow and Niagara Falls to produce significant hydroelectric power for Canada and the United States.
  • B. St. Lawrence–FDR Power Project
    The St. Lawrence–FDR Power Project is a major hydroelectric generating facility on the St. Lawrence River that supplies renewable power to New York State and neighboring regions.
  • C. Niagara District
    The Niagara District was a historical administrative region in Upper Canada that encompassed the town of Newark (now Niagara-on-the-Lake) and surrounding areas along the Niagara River.
  • D. 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.
  • E. Muskrat Falls Generating Station
    Muskrat Falls Generating Station is a large hydroelectric power facility on the lower Churchill River in Labrador, Canada, developed to supply renewable electricity to Newfoundland and Labrador and beyond.
  • 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: Saint Lawrence River hydroelectric system
Triple: [Les Cèdres generating station, partOf, Saint Lawrence River hydroelectric system]
Generated description
The Saint Lawrence River hydroelectric system is a network of large-scale power-generating facilities along the Saint Lawrence River that harness its flow to produce significant hydroelectric energy for surrounding regions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Saint Lawrence River hydroelectric system
Target entity description: The Saint Lawrence River hydroelectric system is a network of large-scale power-generating facilities along the Saint Lawrence River that harness its flow to produce significant hydroelectric energy for surrounding regions.
  • A. Niagara River hydropower system
    The Niagara River hydropower system is a large binational network of dams, tunnels, and generating stations on the Niagara River that harnesses the river’s flow and Niagara Falls to produce significant hydroelectric power for Canada and the United States.
  • B. St. Lawrence–FDR Power Project chosen
    The St. Lawrence–FDR Power Project is a major hydroelectric generating facility on the St. Lawrence River that supplies renewable power to New York State and neighboring regions.
  • C. Niagara District
    The Niagara District was a historical administrative region in Upper Canada that encompassed the town of Newark (now Niagara-on-the-Lake) and surrounding areas along the Niagara River.
  • D. 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.
  • E. Muskrat Falls Generating Station
    Muskrat Falls Generating Station is a large hydroelectric power facility on the lower Churchill River in Labrador, Canada, developed to supply renewable electricity to Newfoundland and Labrador and beyond.
  • F. None of above.

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_69c00907bc8881909ed760d3ed73ef35 completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c0226118548190877793dadf6cacba completed March 22, 2026, 5:09 p.m.
NED1 Entity disambiguation (via context triple) batch_69c04d6d2dfc8190a2eabb8beda04ee5 completed March 22, 2026, 8:13 p.m.
NEDg Description generation batch_69c04e8a92a0819091bad1fbef4a509b completed March 22, 2026, 8:18 p.m.
NED2 Entity disambiguation (via description) batch_69c056acf1f48190bf7324ae178adbb7 completed March 22, 2026, 8:53 p.m.
Created at: March 22, 2026, 3:41 p.m.