Triple

T17295068
Position Surface form Disambiguated ID Type / Status
Subject Mattagami River E419885 entity
Predicate hasHydroelectricStation P15311 FINISHED
Object Little Long Generating Station
Little Long Generating Station is a hydroelectric power plant located on the Mattagami River in northeastern Ontario, Canada, that contributes to the region’s electricity supply.
E1261582 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: Little Long Generating Station | Statement: [Mattagami River, hasHydroelectricStation, Little Long Generating Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Little Long Generating Station
Context triple: [Mattagami River, hasHydroelectricStation, Little Long Generating Station]
  • A. Beaumont Generating Station
    Beaumont Generating Station is a hydroelectric power plant located on the Saint-Maurice River in Quebec, Canada, contributing to the region’s renewable electricity generation.
  • B. 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.
  • C. Comanche Peak Nuclear Power Plant
    Comanche Peak Nuclear Power Plant is a commercial nuclear power generating facility in North Texas that supplies electricity to the region and is one of the state’s major nuclear power stations.
  • D. 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.
  • E. 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.
  • 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: Little Long Generating Station
Triple: [Mattagami River, hasHydroelectricStation, Little Long Generating Station]
Generated description
Little Long Generating Station is a hydroelectric power plant located on the Mattagami River in northeastern Ontario, Canada, that contributes to the region’s electricity supply.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Little Long Generating Station
Target entity description: Little Long Generating Station is a hydroelectric power plant located on the Mattagami River in northeastern Ontario, Canada, that contributes to the region’s electricity supply.
  • A. Beaumont Generating Station
    Beaumont Generating Station is a hydroelectric power plant located on the Saint-Maurice River in Quebec, Canada, contributing to the region’s renewable electricity generation.
  • B. 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.
  • C. Comanche Peak Nuclear Power Plant
    Comanche Peak Nuclear Power Plant is a commercial nuclear power generating facility in North Texas that supplies electricity to the region and is one of the state’s major nuclear power stations.
  • D. 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.
  • E. 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.
  • 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_69d886db32608190a61e18862c5a8af6 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e437875b208190bcf0df2ded546257 completed April 19, 2026, 2:01 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0180d66bb8819086eb2c72b4dcbafb completed May 11, 2026, 7:10 a.m.
NEDg Description generation batch_6a01848c84cc8190bbcf1a8be82d0f68 completed May 11, 2026, 7:26 a.m.
NED2 Entity disambiguation (via description) batch_6a01850519108190972c1ecea6b9313c completed May 11, 2026, 7:28 a.m.
Created at: April 10, 2026, 5:40 a.m.