Triple

T19286756
Position Surface form Disambiguated ID Type / Status
Subject Madawaska River E482332 entity
Predicate hasDam P8736 FINISHED
Object Mountain Chute Generating Station
Mountain Chute Generating Station is a hydroelectric power facility located on the Madawaska River in Ontario, Canada.
E1367775 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: Mountain Chute Generating Station | Statement: [Madawaska River, hasDam, Mountain Chute Generating Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mountain Chute Generating Station
Context triple: [Madawaska River, hasDam, Mountain Chute Generating Station]
  • A. Glenwood Power Station
    Glenwood Power Station is an early 20th-century, now-abandoned industrial power plant on the Hudson River in Yonkers, New York, noted for its grand Beaux-Arts architecture and historic significance.
  • B. 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.
  • C. 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.
  • D. Denison Dam Power Plant
    Denison Dam Power Plant is a hydroelectric generating facility located at Denison Dam on the Red River, producing renewable electricity from the dam’s reservoir outflows.
  • E. Limestone Generating Station
    Limestone Generating Station is a major hydroelectric power plant on the Nelson River in northern Manitoba, Canada, and one of the largest electricity-generating facilities in the province.
  • 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: Mountain Chute Generating Station
Triple: [Madawaska River, hasDam, Mountain Chute Generating Station]
Generated description
Mountain Chute Generating Station is a hydroelectric power facility located on the Madawaska River in Ontario, Canada.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mountain Chute Generating Station
Target entity description: Mountain Chute Generating Station is a hydroelectric power facility located on the Madawaska River in Ontario, Canada.
  • A. Glenwood Power Station
    Glenwood Power Station is an early 20th-century, now-abandoned industrial power plant on the Hudson River in Yonkers, New York, noted for its grand Beaux-Arts architecture and historic significance.
  • B. 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.
  • C. 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.
  • D. Denison Dam Power Plant
    Denison Dam Power Plant is a hydroelectric generating facility located at Denison Dam on the Red River, producing renewable electricity from the dam’s reservoir outflows.
  • E. Limestone Generating Station
    Limestone Generating Station is a major hydroelectric power plant on the Nelson River in northern Manitoba, Canada, and one of the largest electricity-generating facilities in the province.
  • 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_69d8e8cf61b0819096fe3e4107827c4e completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fc024a7081909a25d7cc4e048f79 completed April 20, 2026, 10:12 a.m.
NED1 Entity disambiguation (via context triple) batch_6a070e80d5b08190b304a874dac3d21d completed May 15, 2026, 12:16 p.m.
NEDg Description generation batch_6a070ef513888190b8c9f8c2de36f234 completed May 15, 2026, 12:17 p.m.
NED2 Entity disambiguation (via description) batch_6a070fe766d081909453b1f8563817e8 completed May 15, 2026, 12:21 p.m.
Created at: April 10, 2026, 1:30 p.m.