Triple

T6262775
Position Surface form Disambiguated ID Type / Status
Subject Samuel Insull E140340 entity
Predicate employer P7 FINISHED
Object Middle West Utilities Company
Middle West Utilities Company was a major early 20th-century American electric utility holding company associated with the expansion and subsequent collapse of Samuel Insull’s vast utility empire.
 E579825 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: Middle West Utilities Company | Statement: [Samuel Insull, employer, Middle West Utilities Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Middle West Utilities Company
Context triple: [Samuel Insull, employer, Middle West Utilities Company]
  • A. Kansas City Power & Light Company
    Kansas City Power & Light Company is a historic electric utility company based in Kansas City, Missouri, known for powering the region and lending its name to the city’s downtown Power & Light District.
  • B. Great Western Power Company
    Great Western Power Company was an early 20th-century California electric utility company known for developing hydroelectric projects and infrastructure in the Sierra Nevada region.
  • C. Southwestern Power Administration
    Southwestern Power Administration is a U.S. federal agency that markets and transmits hydroelectric power generated at federally owned dams across the southwestern region.
  • D. Duke Power Company
    Duke Power Company is a U.S. electric utility company historically known for its involvement in the landmark employment discrimination case Griggs v. Duke Power Co.
  • E. Western Area Power Administration
    Western Area Power Administration is a U.S. federal agency that markets and transmits wholesale hydroelectric power across the western and central United States.
  • 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: Middle West Utilities Company
Triple: [Samuel Insull, employer, Middle West Utilities Company]
Generated description
Middle West Utilities Company was a major early 20th-century American electric utility holding company associated with the expansion and subsequent collapse of Samuel Insull’s vast utility empire.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Middle West Utilities Company
Target entity description: Middle West Utilities Company was a major early 20th-century American electric utility holding company associated with the expansion and subsequent collapse of Samuel Insull’s vast utility empire.
  • A. Kansas City Power & Light Company
    Kansas City Power & Light Company is a historic electric utility company based in Kansas City, Missouri, known for powering the region and lending its name to the city’s downtown Power & Light District.
  • B. Great Western Power Company
    Great Western Power Company was an early 20th-century California electric utility company known for developing hydroelectric projects and infrastructure in the Sierra Nevada region.
  • C. Southwestern Power Administration
    Southwestern Power Administration is a U.S. federal agency that markets and transmits hydroelectric power generated at federally owned dams across the southwestern region.
  • D. Duke Power Company
    Duke Power Company is a U.S. electric utility company historically known for its involvement in the landmark employment discrimination case Griggs v. Duke Power Co.
  • E. Western Area Power Administration
    Western Area Power Administration is a U.S. federal agency that markets and transmits wholesale hydroelectric power across the western and central United States.
  • 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_69c008c95c5c819084bd3dd56133d84d completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c06387fec0819095b47a37b9402aa9 completed March 22, 2026, 9:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69c2445061a481909487fdb04c50493b completed March 24, 2026, 7:59 a.m.
NEDg Description generation batch_69c2a7b1406c8190a703297cf3dbafca completed March 24, 2026, 3:03 p.m.
NED2 Entity disambiguation (via description) batch_69c2a809cb1c81909aca6b1b70310e67 completed March 24, 2026, 3:04 p.m.
Created at: March 22, 2026, 4:25 p.m.