Triple

T1984375
Position Surface form Disambiguated ID Type / Status
Subject Alexander Lyman Holley E43105 entity
Predicate designed P184 FINISHED
Object Bessemer steel works at Harrisburg, Pennsylvania
The Bessemer steel works at Harrisburg, Pennsylvania was a 19th-century industrial plant that produced steel using the Bessemer process, contributing to the rapid expansion of American railroads and heavy industry.
E226467 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: Bessemer steel works at Harrisburg, Pennsylvania | Statement: [Alexander Lyman Holley, designed, Bessemer steel works at Harrisburg, Pennsylvania]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bessemer steel works at Harrisburg, Pennsylvania
Context triple: [Alexander Lyman Holley, designed, Bessemer steel works at Harrisburg, Pennsylvania]
  • A. Bessemer steel works at Troy, New York
    The Bessemer steel works at Troy, New York was one of the earliest and most influential American plants to adopt the Bessemer process, helping to pioneer large-scale steel production in the United States.
  • B. U.S. Steel Mon Valley Works
    U.S. Steel Mon Valley Works is an integrated steel production complex in Pennsylvania operated by United States Steel Corporation, encompassing multiple facilities that manufacture and finish steel products for various industrial markets.
  • C. 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.
  • D. Edgar Thomson Steel Works
    Edgar Thomson Steel Works is a historic integrated steel mill in Braddock, Pennsylvania, long associated with Andrew Carnegie and regarded as one of the oldest continuously operating steel plants in the United States.
  • E. U.S. Steel Gary Works complex
    The U.S. Steel Gary Works complex is a major integrated steel production facility in Gary, Indiana, historically one of the largest steel mills in the world and a cornerstone of American heavy industry.
  • 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: Bessemer steel works at Harrisburg, Pennsylvania
Triple: [Alexander Lyman Holley, designed, Bessemer steel works at Harrisburg, Pennsylvania]
Generated description
The Bessemer steel works at Harrisburg, Pennsylvania was a 19th-century industrial plant that produced steel using the Bessemer process, contributing to the rapid expansion of American railroads and heavy industry.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bessemer steel works at Harrisburg, Pennsylvania
Target entity description: The Bessemer steel works at Harrisburg, Pennsylvania was a 19th-century industrial plant that produced steel using the Bessemer process, contributing to the rapid expansion of American railroads and heavy industry.
  • A. Bessemer steel works at Troy, New York
    The Bessemer steel works at Troy, New York was one of the earliest and most influential American plants to adopt the Bessemer process, helping to pioneer large-scale steel production in the United States.
  • B. U.S. Steel Mon Valley Works
    U.S. Steel Mon Valley Works is an integrated steel production complex in Pennsylvania operated by United States Steel Corporation, encompassing multiple facilities that manufacture and finish steel products for various industrial markets.
  • C. 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.
  • D. Edgar Thomson Steel Works
    Edgar Thomson Steel Works is a historic integrated steel mill in Braddock, Pennsylvania, long associated with Andrew Carnegie and regarded as one of the oldest continuously operating steel plants in the United States.
  • E. U.S. Steel Gary Works complex
    The U.S. Steel Gary Works complex is a major integrated steel production facility in Gary, Indiana, historically one of the largest steel mills in the world and a cornerstone of American heavy industry.
  • 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_69a88713ddc88190a969715658ebe7a8 completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb820815481908aac6d89b437225b completed March 7, 2026, 5:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae0ad53ccc8190b0e0f44cfddfe9a4 completed March 8, 2026, 11:48 p.m.
NEDg Description generation batch_69ae0b49abfc81908876ea54c7b7dcc2 completed March 8, 2026, 11:50 p.m.
NED2 Entity disambiguation (via description) batch_69ae0d1bb5c881908c27bdd359e78773 completed March 8, 2026, 11:58 p.m.
Created at: March 4, 2026, 7:37 p.m.