Triple

T9482316
Position Surface form Disambiguated ID Type / Status
Subject Winnipeg River E228672 entity
Predicate hasHydroelectricDam P15311 FINISHED
Object Slave Falls Generating Station
Slave Falls Generating Station is a hydroelectric power plant on the Winnipeg River in Manitoba, Canada, that generates electricity by harnessing the river’s flow.
 E804277 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: Slave Falls Generating Station | Statement: [Winnipeg River, hasHydroelectricDam, Slave Falls Generating Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Slave Falls Generating Station
Context triple: [Winnipeg River, hasHydroelectricDam, Slave Falls Generating Station]
  • A. Seven Sisters Falls Generating Station
    Seven Sisters Falls Generating Station is a major hydroelectric power plant in Manitoba, Canada, known for harnessing the Winnipeg River to generate electricity for the region.
  • B. McArthur Falls Generating Station
    McArthur Falls Generating Station is a hydroelectric power plant on the Winnipeg River in Manitoba, Canada, that generates electricity by harnessing the river’s flow.
  • C. Cameron Falls Generating Station
    Cameron Falls Generating Station is a hydroelectric power facility located on the Nipigon River in Ontario, Canada, that generates electricity from the river’s flow.
  • D. Kelsey Generating Station
    Kelsey Generating Station is a hydroelectric power plant located on the Nelson River in northern Manitoba, Canada, that generates electricity for the provincial grid.
  • E. Shanan Power House
    Shanan Power House is a hydroelectric power station in Himachal Pradesh, India, that generates electricity using the waters of the Uhl River.
  • 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: Slave Falls Generating Station
Triple: [Winnipeg River, hasHydroelectricDam, Slave Falls Generating Station]
Generated description
Slave Falls Generating Station is a hydroelectric power plant on the Winnipeg River in Manitoba, Canada, that generates electricity by harnessing the river’s flow.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Slave Falls Generating Station
Target entity description: Slave Falls Generating Station is a hydroelectric power plant on the Winnipeg River in Manitoba, Canada, that generates electricity by harnessing the river’s flow.
  • A. Seven Sisters Falls Generating Station
    Seven Sisters Falls Generating Station is a major hydroelectric power plant in Manitoba, Canada, known for harnessing the Winnipeg River to generate electricity for the region.
  • B. McArthur Falls Generating Station chosen
    McArthur Falls Generating Station is a hydroelectric power plant on the Winnipeg River in Manitoba, Canada, that generates electricity by harnessing the river’s flow.
  • C. Cameron Falls Generating Station
    Cameron Falls Generating Station is a hydroelectric power facility located on the Nipigon River in Ontario, Canada, that generates electricity from the river’s flow.
  • D. Kelsey Generating Station
    Kelsey Generating Station is a hydroelectric power plant located on the Nelson River in northern Manitoba, Canada, that generates electricity for the provincial grid.
  • E. Shanan Power House
    Shanan Power House is a hydroelectric power station in Himachal Pradesh, India, that generates electricity using the waters of the Uhl River.
  • 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_69ca84730a5081908de282651019bf2f completed March 30, 2026, 2:10 p.m.
NER Named-entity recognition batch_69cd804af6d08190a281cb27407c791c completed April 1, 2026, 8:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69d16122898c8190947a821f69f957cc completed April 4, 2026, 7:06 p.m.
NEDg Description generation batch_69d1620d13f08190b0608d2bb9cdf9c7 completed April 4, 2026, 7:10 p.m.
NED2 Entity disambiguation (via description) batch_69d1627084c48190bffa5170df13288f completed April 4, 2026, 7:11 p.m.
Created at: March 30, 2026, 7:55 p.m.