Triple

T2088618
Position Surface form Disambiguated ID Type / Status
Subject Westinghouse air brake system E32613 entity
Predicate developedBy P73 FINISHED
Object Westinghouse Air Brake Company
Westinghouse Air Brake Company was an American industrial firm founded by George Westinghouse, best known for pioneering railway air brake technology that greatly improved train safety and efficiency.
E232495 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: [Westinghouse air brake system, developedBy, Westinghouse Air Brake Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Westinghouse Air Brake Company
Context triple: [Westinghouse air brake system, developedBy, Westinghouse Air Brake Company]
  • A. Baldwin Locomotive Works
    Baldwin Locomotive Works was a major American manufacturer of steam, diesel, and electric locomotives that played a central role in the development of railroad transportation in the 19th and early 20th centuries.
  • B. J.G. Brill Company
    J.G. Brill Company was a prominent American manufacturer of streetcars and other railway vehicles that played a major role in early urban transit development.
  • C. Cooke Locomotive and Machine Works
    Cooke Locomotive and Machine Works was a prominent 19th-century American manufacturer of steam locomotives that later became part of the American Locomotive Company (ALCO).
  • D. Brooks Locomotive Works
    Brooks Locomotive Works was a prominent 19th-century American manufacturer of steam locomotives that later became part of the American Locomotive Company (ALCO).
  • E. Pittsburgh Locomotive and Car Works
    Pittsburgh Locomotive and Car Works was a prominent 19th-century American manufacturer of steam locomotives and railroad cars that later became part of the American Locomotive Company.
  • 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: [Westinghouse air brake system, developedBy, Westinghouse Air Brake Company]
Generated description
Westinghouse Air Brake Company was an American industrial firm founded by George Westinghouse, best known for pioneering railway air brake technology 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 George Westinghouse, best known for pioneering railway air brake technology that greatly improved train safety and efficiency.
  • A. Baldwin Locomotive Works
    Baldwin Locomotive Works was a major American manufacturer of steam, diesel, and electric locomotives that played a central role in the development of railroad transportation in the 19th and early 20th centuries.
  • B. J.G. Brill Company
    J.G. Brill Company was a prominent American manufacturer of streetcars and other railway vehicles that played a major role in early urban transit development.
  • C. Cooke Locomotive and Machine Works
    Cooke Locomotive and Machine Works was a prominent 19th-century American manufacturer of steam locomotives that later became part of the American Locomotive Company (ALCO).
  • D. Brooks Locomotive Works
    Brooks Locomotive Works was a prominent 19th-century American manufacturer of steam locomotives that later became part of the American Locomotive Company (ALCO).
  • E. Pittsburgh Locomotive and Car Works
    Pittsburgh Locomotive and Car Works was a prominent 19th-century American manufacturer of steam locomotives and railroad cars that later became part of the American Locomotive Company.
  • 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_69a885eba0708190999696a45cbec816 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69abba712388819091d68a4bb99f6b17 completed March 7, 2026, 5:41 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae2742834c8190ad9be71128959e0c completed March 9, 2026, 1:49 a.m.
NEDg Description generation batch_69ae2bd9c41c819089f65019e2fb93ad completed March 9, 2026, 2:09 a.m.
NED2 Entity disambiguation (via description) batch_69ae2c61c3e08190a0ab44db0af9eb55 completed March 9, 2026, 2:11 a.m.
Created at: March 4, 2026, 7:43 p.m.