Triple

T892205
Position Surface form Disambiguated ID Type / Status
Subject American Locomotive Company E19263 entity
Predicate formedByMergerOf P77 FINISHED
Object Schenectady Locomotive Works
Schenectady Locomotive Works was a prominent 19th-century American manufacturer of steam locomotives based in Schenectady, New York, that later became a key component of the American Locomotive Company (ALCO).
E105938 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: Schenectady Locomotive Works | Statement: [American Locomotive Company, formedByMergerOf, Schenectady Locomotive Works]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Schenectady Locomotive Works
Context triple: [American Locomotive Company, formedByMergerOf, Schenectady Locomotive Works]
  • 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. Pennsylvania Railroad Altoona Works
    Pennsylvania Railroad Altoona Works was a major locomotive and railcar manufacturing and maintenance complex in Altoona, Pennsylvania, renowned as one of the most important railroad shops in the United States.
  • C. Baltimore and Ohio Railroad Martinsburg Shops
    The Baltimore and Ohio Railroad Martinsburg Shops are a historic 19th-century railroad complex in Martinsburg, West Virginia, significant for its role in early American railroading and the Civil War.
  • D. Durant-Dort Carriage Company
    Durant-Dort Carriage Company was a leading late-19th-century American horse-drawn carriage manufacturer that became the foundation for William C. Durant’s later creation of General Motors.
  • E. Homestead Steel Works
    Homestead Steel Works was a major 19th- and early 20th-century steel mill near Pittsburgh, Pennsylvania, best known as a centerpiece of Andrew Carnegie’s steel empire and the site of the 1892 Homestead Strike, a pivotal event in U.S. labor history.
  • 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: Schenectady Locomotive Works
Triple: [American Locomotive Company, formedByMergerOf, Schenectady Locomotive Works]
Generated description
Schenectady Locomotive Works was a prominent 19th-century American manufacturer of steam locomotives based in Schenectady, New York, that later became a key component of the American Locomotive Company (ALCO).
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Schenectady Locomotive Works
Target entity description: Schenectady Locomotive Works was a prominent 19th-century American manufacturer of steam locomotives based in Schenectady, New York, that later became a key component of the American Locomotive Company (ALCO).
  • 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. Pennsylvania Railroad Altoona Works
    Pennsylvania Railroad Altoona Works was a major locomotive and railcar manufacturing and maintenance complex in Altoona, Pennsylvania, renowned as one of the most important railroad shops in the United States.
  • C. Baltimore and Ohio Railroad Martinsburg Shops
    The Baltimore and Ohio Railroad Martinsburg Shops are a historic 19th-century railroad complex in Martinsburg, West Virginia, significant for its role in early American railroading and the Civil War.
  • D. Durant-Dort Carriage Company
    Durant-Dort Carriage Company was a leading late-19th-century American horse-drawn carriage manufacturer that became the foundation for William C. Durant’s later creation of General Motors.
  • E. Homestead Steel Works
    Homestead Steel Works was a major 19th- and early 20th-century steel mill near Pittsburgh, Pennsylvania, best known as a centerpiece of Andrew Carnegie’s steel empire and the site of the 1892 Homestead Strike, a pivotal event in U.S. labor history.
  • 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_69a4939d37188190848be3d426ebc9ae completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4ad0304b081908d4c92bb2beadb81 completed March 1, 2026, 9:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69a7c025464081908032939637248635 completed March 4, 2026, 5:16 a.m.
NEDg Description generation batch_69a7c227893c8190a4ce35637365014f completed March 4, 2026, 5:24 a.m.
NED2 Entity disambiguation (via description) batch_69a7c2f1d0508190ad47eeb8099fd9f9 completed March 4, 2026, 5:28 a.m.
Created at: March 1, 2026, 7:39 p.m.