Triple

T255878
Position Surface form Disambiguated ID Type / Status
Subject George Westinghouse E5435 entity
Predicate employer P7 FINISHED
Object Westinghouse Air Brake Company
Westinghouse Air Brake Company was an American industrial firm founded by inventor George Westinghouse, best known for developing and manufacturing railway air brake systems that greatly improved train safety and efficiency.
E32613 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: Westinghouse Air Brake Company | Statement: [George Westinghouse, employer, Westinghouse Air Brake Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Westinghouse Air Brake Company
Context triple: [George Westinghouse, employer, Westinghouse Air Brake Company]
  • A. American Locomotive Company
    The American Locomotive Company was a major U.S. manufacturer of steam and diesel locomotives and other heavy machinery in the late 19th and early 20th centuries.
  • B. Westinghouse air brake system
    The Westinghouse air brake system is a pioneering railway braking technology that greatly improved the safety and control of trains by using compressed air to apply brakes simultaneously across all cars.
  • C. Westinghouse Electric Corporation
    Westinghouse Electric Corporation was a major American manufacturing and broadcasting conglomerate known for its pioneering role in electrical equipment and its ownership of media assets such as NBC.
  • D. 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.
  • E. Continental Edison Company
    Continental Edison Company was an early electrical engineering firm associated with Thomas Edison that employed pioneering inventor Nikola Tesla during his early career.
  • 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: Westinghouse Air Brake Company
Triple: [George Westinghouse, employer, Westinghouse Air Brake Company]
Generated description
Westinghouse Air Brake Company was an American industrial firm founded by inventor George Westinghouse, best known for developing and manufacturing railway air brake systems that greatly improved train safety and efficiency.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Westinghouse Air Brake Company
Target entity description: Westinghouse Air Brake Company was an American industrial firm founded by inventor George Westinghouse, best known for developing and manufacturing railway air brake systems that greatly improved train safety and efficiency.
  • A. American Locomotive Company
    The American Locomotive Company was a major U.S. manufacturer of steam and diesel locomotives and other heavy machinery in the late 19th and early 20th centuries.
  • B. Westinghouse air brake system chosen
    The Westinghouse air brake system is a pioneering railway braking technology that greatly improved the safety and control of trains by using compressed air to apply brakes simultaneously across all cars.
  • C. Westinghouse Electric Corporation
    Westinghouse Electric Corporation was a major American manufacturing and broadcasting conglomerate known for its pioneering role in electrical equipment and its ownership of media assets such as NBC.
  • D. 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.
  • E. Continental Edison Company
    Continental Edison Company was an early electrical engineering firm associated with Thomas Edison that employed pioneering inventor Nikola Tesla during his early career.
  • F. None of above.

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_69a2580a64ac8190ad76e34bb0715b5e completed Feb. 28, 2026, 2:50 a.m.
NER Named-entity recognition batch_69a25d5669008190978bbd7308be11f7 completed Feb. 28, 2026, 3:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3837479408190bb6e6f0eb6a7fe46 completed March 1, 2026, 12:08 a.m.
NEDg Description generation batch_69a384140aec8190ab918512cf088464 completed March 1, 2026, 12:11 a.m.
NED2 Entity disambiguation (via description) batch_69a3848c0ed08190acf0d0e33ca8b41c completed March 1, 2026, 12:13 a.m.
Created at: Feb. 28, 2026, 2:55 a.m.