Triple

T638806
Position Surface form Disambiguated ID Type / Status
Subject Berkshire Hathaway E16684 entity
Predicate owns P347 FINISHED
Object Precision Castparts
Precision Castparts is a major manufacturer of complex metal components and products, particularly for the aerospace and industrial gas turbine industries.
E79842 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: Precision Castparts | Statement: [Berkshire Hathaway, owns, Precision Castparts]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Precision Castparts
Context triple: [Berkshire Hathaway, owns, Precision Castparts]
  • A. GKN Sankey
    GKN Sankey was a British engineering and manufacturing company best known for producing military vehicles and automotive components.
  • B. United Technologies Corporation
    United Technologies Corporation was a major American multinational conglomerate known for its aerospace and building systems businesses, including Pratt & Whitney and Otis Elevator, before merging with Raytheon Company.
  • C. Hamilton Sundstrand
    Hamilton Sundstrand was a major aerospace and industrial systems manufacturer known for producing aircraft systems, space and defense products, and industrial technologies before being integrated into Collins Aerospace.
  • D. Rockwell International
    Rockwell International was a major American manufacturing conglomerate best known in aerospace for building the Space Shuttle orbiters and contributing extensively to U.S. defense and space programs.
  • E. Steward Machine Company
    Steward Machine Company was an American manufacturing firm best known for its role as the petitioner in the landmark 1937 U.S. Supreme Court case Steward Machine Co. v. Davis, which upheld key provisions of the Social Security Act.
  • 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: Precision Castparts
Triple: [Berkshire Hathaway, owns, Precision Castparts]
Generated description
Precision Castparts is a major manufacturer of complex metal components and products, particularly for the aerospace and industrial gas turbine industries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Precision Castparts
Target entity description: Precision Castparts is a major manufacturer of complex metal components and products, particularly for the aerospace and industrial gas turbine industries.
  • A. GKN Sankey
    GKN Sankey was a British engineering and manufacturing company best known for producing military vehicles and automotive components.
  • B. United Technologies Corporation
    United Technologies Corporation was a major American multinational conglomerate known for its aerospace and building systems businesses, including Pratt & Whitney and Otis Elevator, before merging with Raytheon Company.
  • C. Hamilton Sundstrand
    Hamilton Sundstrand was a major aerospace and industrial systems manufacturer known for producing aircraft systems, space and defense products, and industrial technologies before being integrated into Collins Aerospace.
  • D. Rockwell International
    Rockwell International was a major American manufacturing conglomerate best known in aerospace for building the Space Shuttle orbiters and contributing extensively to U.S. defense and space programs.
  • E. Steward Machine Company
    Steward Machine Company was an American manufacturing firm best known for its role as the petitioner in the landmark 1937 U.S. Supreme Court case Steward Machine Co. v. Davis, which upheld key provisions of the Social Security Act.
  • 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_69a4936be1c88190af56540324b57da7 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a49f00260081909d1a679182e23d10 completed March 1, 2026, 8:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69a574076b30819090f086b42696bb35 completed March 2, 2026, 11:27 a.m.
NEDg Description generation batch_69a5748d5a4c8190b4f8fcbbae972b88 completed March 2, 2026, 11:29 a.m.
NED2 Entity disambiguation (via description) batch_69a574fb37348190b0979dad87e79e53 completed March 2, 2026, 11:31 a.m.
Created at: March 1, 2026, 7:35 p.m.