Triple

T13613445
Position Surface form Disambiguated ID Type / Status
Subject Niagara River diversion reservoirs E325250 entity
Predicate associatedWith P37 FINISHED
Object Niagara Falls hydroelectric development E325249 NE FINISHED

How this triple was built (2 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: Niagara Falls hydroelectric development | Statement: [Niagara River diversion reservoirs, associatedWith, Niagara Falls hydroelectric development]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Niagara Falls hydroelectric development
Context triple: [Niagara River diversion reservoirs, associatedWith, Niagara Falls hydroelectric development]
  • A. Niagara Falls AC power project
    The Niagara Falls AC power project was a pioneering late-19th-century hydroelectric installation that demonstrated the practicality of long-distance alternating current transmission and helped establish AC as the dominant standard for electric power systems.
  • B. Niagara River hydropower system chosen
    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. 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. Robert Moses Niagara Power Plant
    The Robert Moses Niagara Power Plant is a major hydroelectric generating station in New York that harnesses the flow of the Niagara River to produce electricity.
  • E. 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.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d8076aae28819092cf636190ee5529 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbb0abe1208190a1e0a32dc141d836 completed April 12, 2026, 2:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69f79d41d1108190be5193b246845f07 completed May 3, 2026, 7:08 p.m.
Created at: April 9, 2026, 9:50 p.m.