Triple

T9482312
Position Surface form Disambiguated ID Type / Status
Subject Winnipeg River E228672 entity
Predicate hasHydroelectricDam P15311 FINISHED
Object 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.
 E802506 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: Seven Sisters Falls Generating Station | Statement: [Winnipeg River, hasHydroelectricDam, Seven Sisters Falls Generating Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Seven Sisters Falls Generating Station
Context triple: [Winnipeg River, hasHydroelectricDam, Seven Sisters Falls Generating Station]
  • A. 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.
  • B. 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.
  • C. Churchill Falls Generating Station
    Churchill Falls Generating Station is one of the world’s largest underground hydroelectric power plants, located on the Churchill River in Labrador, Canada.
  • 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. 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: Seven Sisters Falls Generating Station
Triple: [Winnipeg River, hasHydroelectricDam, Seven Sisters Falls Generating Station]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Seven Sisters Falls Generating Station
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. Churchill Falls Generating Station
    Churchill Falls Generating Station is one of the world’s largest underground hydroelectric power plants, located on the Churchill River in Labrador, Canada.
  • 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. 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

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_69d12d0620608190a6697777ec2eec26 completed April 4, 2026, 3:23 p.m.
NEDg Description generation batch_69d12db5c20881909a7011a3d25dd2b8 completed April 4, 2026, 3:26 p.m.
NED2 Entity disambiguation (via description) batch_69d12e4f1b9081908e73aa674d1ef0e4 completed April 4, 2026, 3:29 p.m.
Created at: March 30, 2026, 7:55 p.m.