Triple

T17068922
Position Surface form Disambiguated ID Type / Status
Subject Westinghouse High School, Pittsburgh E414161 entity
Predicate alsoKnownAs P39 FINISHED
Object Pittsburgh Westinghouse
Pittsburgh Westinghouse is a public high school in Pittsburgh, Pennsylvania, known for serving the Homewood neighborhood and surrounding communities.
E1247361 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: Pittsburgh Westinghouse | Statement: [Westinghouse High School, Pittsburgh, alsoKnownAs, Pittsburgh Westinghouse]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pittsburgh Westinghouse
Context triple: [Westinghouse High School, Pittsburgh, alsoKnownAs, Pittsburgh Westinghouse]
  • A. 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.
  • B. Westinghouse Amrail Company
    Westinghouse Amrail Company was a railcar manufacturing firm known for producing New York City’s R68 subway cars.
  • C. Cleveland Rolling Mill Company
    The Cleveland Rolling Mill Company was a major 19th-century iron and steel manufacturer based in Cleveland, Ohio, that played a significant role in the early American steel industry and labor history.
  • D. 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.
  • E. Lorain Steel Company
    Lorain Steel Company was an American steel manufacturer known for operating major steelworks in Lorain, Ohio, that contributed to the region’s industrial growth.
  • 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: Pittsburgh Westinghouse
Triple: [Westinghouse High School, Pittsburgh, alsoKnownAs, Pittsburgh Westinghouse]
Generated description
Pittsburgh Westinghouse is a public high school in Pittsburgh, Pennsylvania, known for serving the Homewood neighborhood and surrounding communities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pittsburgh Westinghouse
Target entity description: Pittsburgh Westinghouse is a public high school in Pittsburgh, Pennsylvania, known for serving the Homewood neighborhood and surrounding communities.
  • A. 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.
  • B. Westinghouse Amrail Company
    Westinghouse Amrail Company was a railcar manufacturing firm known for producing New York City’s R68 subway cars.
  • C. Cleveland Rolling Mill Company
    The Cleveland Rolling Mill Company was a major 19th-century iron and steel manufacturer based in Cleveland, Ohio, that played a significant role in the early American steel industry and labor history.
  • D. 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.
  • E. Lorain Steel Company
    Lorain Steel Company was an American steel manufacturer known for operating major steelworks in Lorain, Ohio, that contributed to the region’s industrial growth.
  • 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_69d886cef44c8190ba56c44b4e863e64 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3dbbeb2a48190a733a4cc829c16de completed April 18, 2026, 7:30 p.m.
NED1 Entity disambiguation (via context triple) batch_6a01235278d48190bacc7881b9eb1ea1 completed May 11, 2026, 12:31 a.m.
NEDg Description generation batch_6a012425fb808190ad9bcada9429e437 completed May 11, 2026, 12:34 a.m.
NED2 Entity disambiguation (via description) batch_6a01248b53d88190a4ec4fa6cee89bb1 completed May 11, 2026, 12:36 a.m.
Created at: April 10, 2026, 5:34 a.m.