Triple

T1984376
Position Surface form Disambiguated ID Type / Status
Subject Alexander Lyman Holley E43105 entity
Predicate designed P184 FINISHED
Object Bessemer steel works at Braddock, Pennsylvania E104420 NE FINISHED

How this triple was built (2 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 Braddock, Pennsylvania | Statement: [Alexander Lyman Holley, designed, Bessemer steel works at Braddock, Pennsylvania]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bessemer steel works at Braddock, Pennsylvania
Context triple: [Alexander Lyman Holley, designed, Bessemer steel works at Braddock, Pennsylvania]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Edgar Thomson Steel Works chosen
    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.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ae1fda860481909cae9db2dd60aec9 completed March 9, 2026, 1:18 a.m.
Created at: March 4, 2026, 7:37 p.m.