Triple

T2951910
Position Surface form Disambiguated ID Type / Status
Subject Berkshire Hathaway Energy E79838 entity
Predicate owns P347 FINISHED
Object 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.
 E313812 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: Northern Natural Gas | Statement: [Berkshire Hathaway Energy, owns, Northern Natural Gas]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Northern Natural Gas
Context triple: [Berkshire Hathaway Energy, owns, Northern Natural Gas]
  • A. Georgia Natural Gas
    Georgia Natural Gas is a major natural gas marketer in Georgia, providing retail energy services to residential and commercial customers.
  • B. 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.
  • C. Vistra Corp
    Vistra Corp is a large U.S. integrated retail electricity and power generation company.
  • D. Reliant Energy
    Reliant Energy is a U.S.-based retail electricity provider and energy company known for supplying power to residential and commercial customers, particularly in Texas.
  • E. Kerr-McGee Oil Industries
    Kerr-McGee Oil Industries was a major American energy company involved in oil and gas exploration, production, and chemical manufacturing before its acquisition by Anadarko Petroleum in 2006.
  • 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: Northern Natural Gas
Triple: [Berkshire Hathaway Energy, owns, Northern Natural Gas]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Northern Natural Gas
Target entity description: 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.
  • A. Georgia Natural Gas
    Georgia Natural Gas is a major natural gas marketer in Georgia, providing retail energy services to residential and commercial customers.
  • B. 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.
  • C. Vistra Corp
    Vistra Corp is a large U.S. integrated retail electricity and power generation company.
  • D. Reliant Energy
    Reliant Energy is a U.S.-based retail electricity provider and energy company known for supplying power to residential and commercial customers, particularly in Texas.
  • E. Kerr-McGee Oil Industries
    Kerr-McGee Oil Industries was a major American energy company involved in oil and gas exploration, production, and chemical manufacturing before its acquisition by Anadarko Petroleum in 2006.
  • 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_69ad8b1276588190a374a0b12e0f7bdf completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad98fcea5c8190b7d80de942bcb4f7 completed March 8, 2026, 3:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69b0fc7edc808190863ec8f99efa3875 completed March 11, 2026, 5:24 a.m.
NEDg Description generation batch_69b0fd7d1cc88190a4f533a92d7e6de3 completed March 11, 2026, 5:28 a.m.
NED2 Entity disambiguation (via description) batch_69b0fde74b608190b59da720c90adfeb completed March 11, 2026, 5:30 a.m.
Created at: March 8, 2026, 2:57 p.m.