Triple

T23168701
Position Surface form Disambiguated ID Type / Status
Subject Churchill River hydroelectric system E578782 entity
Predicate hasReservoir P1025 FINISHED
Object Lobstick Control Structure reservoir
Lobstick Control Structure reservoir is a man-made water storage basin that forms part of the Churchill River hydroelectric system in Canada, helping regulate river flow for power generation.
E1572039 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: Lobstick Control Structure reservoir | Statement: [Churchill River hydroelectric system, hasReservoir, Lobstick Control Structure reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lobstick Control Structure reservoir
Context triple: [Churchill River hydroelectric system, hasReservoir, Lobstick Control Structure reservoir]
  • A. “Macroscopic Data Structure Analysis and Optimization”
    “Macroscopic Data Structure Analysis and Optimization” is Chris Lattner’s PhD thesis, in which he develops compiler techniques to analyze and optimize large-scale data structure usage for improved program performance.
  • B. The Fat Controller
    The Fat Controller, also known as Sir Topham Hatt, is the stern but fair railway director who oversees Thomas the Tank Engine and the other engines on the Island of Sodor.
  • C. Eclipse reservoir simulator
    Eclipse reservoir simulator is a widely used petroleum reservoir modeling software package for simulating fluid flow in oil and gas reservoirs.
  • D. Computer Structures: Readings and Examples
    Computer Structures: Readings and Examples is a seminal anthology in computer architecture that compiles influential papers and case studies illustrating key design principles of computer systems.
  • E. Architecture of the Well-Tempered Environment
    "Architecture of the Well-Tempered Environment" is a seminal 1969 book by architectural historian Reyner Banham that examines how mechanical environmental systems like heating, ventilation, and air conditioning have shaped modern architecture.
  • 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: Lobstick Control Structure reservoir
Triple: [Churchill River hydroelectric system, hasReservoir, Lobstick Control Structure reservoir]
Generated description
Lobstick Control Structure reservoir is a man-made water storage basin that forms part of the Churchill River hydroelectric system in Canada, helping regulate river flow for power generation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lobstick Control Structure reservoir
Target entity description: Lobstick Control Structure reservoir is a man-made water storage basin that forms part of the Churchill River hydroelectric system in Canada, helping regulate river flow for power generation.
  • A. “Macroscopic Data Structure Analysis and Optimization”
    “Macroscopic Data Structure Analysis and Optimization” is Chris Lattner’s PhD thesis, in which he develops compiler techniques to analyze and optimize large-scale data structure usage for improved program performance.
  • B. The Fat Controller
    The Fat Controller, also known as Sir Topham Hatt, is the stern but fair railway director who oversees Thomas the Tank Engine and the other engines on the Island of Sodor.
  • C. Eclipse reservoir simulator
    Eclipse reservoir simulator is a widely used petroleum reservoir modeling software package for simulating fluid flow in oil and gas reservoirs.
  • D. Computer Structures: Readings and Examples
    Computer Structures: Readings and Examples is a seminal anthology in computer architecture that compiles influential papers and case studies illustrating key design principles of computer systems.
  • E. Architecture of the Well-Tempered Environment
    "Architecture of the Well-Tempered Environment" is a seminal 1969 book by architectural historian Reyner Banham that examines how mechanical environmental systems like heating, ventilation, and air conditioning have shaped modern architecture.
  • 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_69e245fc75348190a0288401044c8af8 completed April 17, 2026, 2:38 p.m.
NER Named-entity recognition batch_69f18f2e5e208190839ec37de4b974af completed April 29, 2026, 4:55 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c30a88f5481909885c05b189f71a6 completed May 19, 2026, 9:43 a.m.
NEDg Description generation batch_6a0c312da45881908330ce9d0c8795b9 completed May 19, 2026, 9:45 a.m.
NED2 Entity disambiguation (via description) batch_6a0c31a2ce1881909bc4584a1ae7bcdc completed May 19, 2026, 9:47 a.m.
Created at: April 17, 2026, 4:03 p.m.