Triple

T398990
Position Surface form Disambiguated ID Type / Status
Subject Federal Steel Company E9236 entity
Predicate hasSubsidiary P254 FINISHED
Object Minnesota Iron Company
Minnesota Iron Company was a major iron mining and ore production firm in Minnesota that operated as a subsidiary within the larger U.S. steel industry.
E50404 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: Minnesota Iron Company | Statement: [Federal Steel Company, hasSubsidiary, Minnesota Iron Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Minnesota Iron Company
Context triple: [Federal Steel Company, hasSubsidiary, Minnesota Iron Company]
  • A. Federal Steel Company
    Federal Steel Company was a major late-19th-century American steel producer that became one of the principal constituents of the newly formed United States Steel Corporation.
  • B. U. S. Steel Mining
    U. S. Steel Mining is a mining subsidiary of United States Steel Corporation that focuses on extracting and supplying raw materials, primarily coal and iron ore, for steel production.
  • C. Birmingham Steel and Iron Company
    Birmingham Steel and Iron Company was an early 20th-century industrial firm in Birmingham, Alabama, known for its role in the city’s iron and steel production and for casting the iconic Vulcan statue.
  • D. National Steel Company
    National Steel Company was a major early American steel producer that became part of the conglomerate later known as U.S. Steel.
  • E. Revere Copper Company
    Revere Copper Company is an American industrial firm historically known as one of the earliest and most influential copper rolling and manufacturing companies in the United States.
  • 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: Minnesota Iron Company
Triple: [Federal Steel Company, hasSubsidiary, Minnesota Iron Company]
Generated description
Minnesota Iron Company was a major iron mining and ore production firm in Minnesota that operated as a subsidiary within the larger U.S. steel industry.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Minnesota Iron Company
Target entity description: Minnesota Iron Company was a major iron mining and ore production firm in Minnesota that operated as a subsidiary within the larger U.S. steel industry.
  • A. Federal Steel Company
    Federal Steel Company was a major late-19th-century American steel producer that became one of the principal constituents of the newly formed United States Steel Corporation.
  • B. U. S. Steel Mining
    U. S. Steel Mining is a mining subsidiary of United States Steel Corporation that focuses on extracting and supplying raw materials, primarily coal and iron ore, for steel production.
  • C. Birmingham Steel and Iron Company
    Birmingham Steel and Iron Company was an early 20th-century industrial firm in Birmingham, Alabama, known for its role in the city’s iron and steel production and for casting the iconic Vulcan statue.
  • D. National Steel Company
    National Steel Company was a major early American steel producer that became part of the conglomerate later known as U.S. Steel.
  • E. Revere Copper Company
    Revere Copper Company is an American industrial firm historically known as one of the earliest and most influential copper rolling and manufacturing companies in the United States.
  • 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_69a2e8004cb88190b92ed1add6abf41a completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2ec8d0ca881909d786e8eed9b6748 completed Feb. 28, 2026, 1:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69a40ad94f88819082f718548331037b completed March 1, 2026, 9:46 a.m.
NEDg Description generation batch_69a40cdbc3d48190be0716621ded5942 completed March 1, 2026, 9:54 a.m.
NED2 Entity disambiguation (via description) batch_69a40d3376648190aca839b9a56d4edd completed March 1, 2026, 9:56 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.