Triple

T20803085
Position Surface form Disambiguated ID Type / Status
Subject Houston Natural Gas E512087 entity
Predicate hasName P744 FINISHED
Object Houston Natural Gas Corporation NE NERFINISHED

How this triple was built (3 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: Houston Natural Gas Corporation | Statement: [Houston Natural Gas, hasName, Houston Natural Gas Corporation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Houston Natural Gas Corporation
Context triple: [Houston Natural Gas, hasName, Houston Natural Gas Corporation]
  • A. Union Gas Company
    Union Gas Company is an energy utility firm that was a party to the U.S. Supreme Court case Pennsylvania v. Union Gas Co., which addressed issues of state sovereign immunity and federal environmental regulation.
  • B. National Fuel Gas Company
    National Fuel Gas Company is a U.S.-based energy company engaged in the production, gathering, transportation, storage, and distribution of natural gas.
  • C. Georgia Natural Gas
    Georgia Natural Gas is a major natural gas marketer in Georgia, providing retail energy services to residential and commercial customers.
  • D. The Texas Company
    The Texas Company, later known as Texaco, was a major American oil and gas corporation that became one of the world’s leading petroleum brands.
  • E. Northern Natural Gas
    Northern Natural Gas is a major U.S. interstate natural gas pipeline company that transports and stores natural gas across the Midwest and Great Plains.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Houston Natural Gas Corporation
Target entity description: Houston Natural Gas Corporation was a major U.S. energy company based in Houston, Texas, best known as a predecessor to Enron following a landmark merger in the 1980s.
  • A. Union Gas Company
    Union Gas Company is an energy utility firm that was a party to the U.S. Supreme Court case Pennsylvania v. Union Gas Co., which addressed issues of state sovereign immunity and federal environmental regulation.
  • B. National Fuel Gas Company
    National Fuel Gas Company is a U.S.-based energy company engaged in the production, gathering, transportation, storage, and distribution of natural gas.
  • C. Georgia Natural Gas
    Georgia Natural Gas is a major natural gas marketer in Georgia, providing retail energy services to residential and commercial customers.
  • D. The Texas Company
    The Texas Company, later known as Texaco, was a major American oil and gas corporation that became one of the world’s leading petroleum brands.
  • E. Northern Natural Gas
    Northern Natural Gas is a major U.S. interstate natural gas pipeline company that transports and stores natural gas across the Midwest and Great Plains.
  • F. None of above. chosen

Provenance (2 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_69e0b4cc69f481908e98751e697b9df4 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6c2b2d5688190aaa58a2594d4787c completed April 21, 2026, 12:20 a.m.
Created at: April 16, 2026, 12:39 p.m.