Triple

T17136236
Position Surface form Disambiguated ID Type / Status
Subject Michigan City Generating Station E415843 entity
Predicate parentOrganization P254 FINISHED
Object NiSource
NiSource is a large U.S.-based regulated utility company that provides natural gas and electric services to millions of customers across several Midwestern and Eastern states.
 E1252505 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: NiSource | Statement: [Michigan City Generating Station, parentOrganization, NiSource]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: NiSource
Context triple: [Michigan City Generating Station, parentOrganization, NiSource]
  • A. Cincinnati Bell
    Cincinnati Bell is a regional telecommunications company based in Cincinnati, Ohio, providing phone, internet, and related services to residential and business customers.
  • B. SBC Communications
    SBC Communications was a major U.S. telecommunications company that grew through acquisitions and later rebranded as AT&T Inc.
  • C. Bright House Networks
    Bright House Networks was a former American cable television and internet service provider that operated in several U.S. markets before being absorbed into Charter Communications’ Spectrum brand.
  • D. Indiana Bell
    Indiana Bell was a regional telephone company that provided local and long-distance telecommunications services in the state of Indiana.
  • E. Frontier Communications
    Frontier Communications is a U.S.-based telecommunications company that provides internet, phone, and television services, primarily to residential and business customers in rural and suburban areas.
  • 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: NiSource
Triple: [Michigan City Generating Station, parentOrganization, NiSource]
Generated description
NiSource is a large U.S.-based regulated utility company that provides natural gas and electric services to millions of customers across several Midwestern and Eastern states.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: NiSource
Target entity description: NiSource is a large U.S.-based regulated utility company that provides natural gas and electric services to millions of customers across several Midwestern and Eastern states.
  • A. Cincinnati Bell
    Cincinnati Bell is a regional telecommunications company based in Cincinnati, Ohio, providing phone, internet, and related services to residential and business customers.
  • B. SBC Communications
    SBC Communications was a major U.S. telecommunications company that grew through acquisitions and later rebranded as AT&T Inc.
  • C. Bright House Networks
    Bright House Networks was a former American cable television and internet service provider that operated in several U.S. markets before being absorbed into Charter Communications’ Spectrum brand.
  • D. Indiana Bell
    Indiana Bell was a regional telephone company that provided local and long-distance telecommunications services in the state of Indiana.
  • E. Frontier Communications
    Frontier Communications is a U.S.-based telecommunications company that provides internet, phone, and television services, primarily to residential and business customers in rural and suburban areas.
  • 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_69d886d15af4819092f92f8a129763e6 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3f2cf1c588190986167adcf4851b5 completed April 18, 2026, 9:08 p.m.
NED1 Entity disambiguation (via context triple) batch_6a014150d63081908a5614f85694e57a completed May 11, 2026, 2:39 a.m.
NEDg Description generation batch_6a0141e96e4481908bfdf7a1eb4ac979 completed May 11, 2026, 2:41 a.m.
NED2 Entity disambiguation (via description) batch_6a01428ca86881909b18bcfc1c223f22 completed May 11, 2026, 2:44 a.m.
Created at: April 10, 2026, 5:36 a.m.