Triple

T7718537
Position Surface form Disambiguated ID Type / Status
Subject Moses–Saunders Power Dam E174947 entity
Predicate partOf P40 FINISHED
Object St. Lawrence River hydropower system
The St. Lawrence River hydropower system is a binational network of dams, power stations, and related infrastructure along the St. Lawrence River that generates significant hydroelectric power for both the United States and Canada.
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: St. Lawrence River hydropower system | Statement: [Moses–Saunders Power Dam, partOf, St. Lawrence River hydropower system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: St. Lawrence River hydropower system
Context triple: [Moses–Saunders Power Dam, partOf, St. Lawrence River hydropower system]
  • A. Ottawa River hydropower system
    The Ottawa River hydropower system is an interconnected network of dams and generating stations along the Ottawa River that produces hydroelectric power for surrounding regions in Canada.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Hydro-Québec James Bay Project
    The Hydro-Québec James Bay Project is a massive hydroelectric development in northern Quebec comprising a complex of dams, reservoirs, and power stations that harness the region’s large rivers to generate electricity.
  • 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: St. Lawrence River hydropower system
Triple: [Moses–Saunders Power Dam, partOf, St. Lawrence River hydropower system]
Generated description
The St. Lawrence River hydropower system is a binational network of dams, power stations, and related infrastructure along the St. Lawrence River that generates significant hydroelectric power for both the United States and Canada.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: St. Lawrence River hydropower system
Target entity description: The St. Lawrence River hydropower system is a binational network of dams, power stations, and related infrastructure along the St. Lawrence River that generates significant hydroelectric power for both the United States and Canada.
  • A. Ottawa River hydropower system
    The Ottawa River hydropower system is an interconnected network of dams and generating stations along the Ottawa River that produces hydroelectric power for surrounding regions in Canada.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Hydro-Québec James Bay Project
    The Hydro-Québec James Bay Project is a massive hydroelectric development in northern Quebec comprising a complex of dams, reservoirs, and power stations that harness the region’s large rivers to generate electricity.
  • 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_69c6995c463c8190a14458036249d419 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c702ebb7448190ae8d47fe0cbb0907 completed March 27, 2026, 10:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8b510650481908d65838108a2d632 completed March 29, 2026, 5:13 a.m.
NEDg Description generation batch_69c8b6bfb96881908d0e82d3efa1e6e2 completed March 29, 2026, 5:21 a.m.
NED2 Entity disambiguation (via description) batch_69c8b7359cf48190b48782e2eabd5e6d completed March 29, 2026, 5:23 a.m.
Created at: March 27, 2026, 4:05 p.m.