Triple

T4709307
Position Surface form Disambiguated ID Type / Status
Subject Steeltown E104468 entity
Predicate notableCompaniesAssociated P58131 FINISHED
Object Dofasco
Dofasco is a major Canadian steel manufacturer based in Hamilton, Ontario, long recognized as one of the city’s most prominent industrial employers.
 E466049 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: Dofasco | Statement: [Steeltown, notableCompaniesAssociated, Dofasco]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dofasco
Context triple: [Steeltown, notableCompaniesAssociated, Dofasco]
  • A. Stelco
    Stelco is a major Canadian steel manufacturing company historically central to the industrial and economic identity of Hamilton, Ontario.
  • B. Iron Ore Company of Canada
    The Iron Ore Company of Canada is a leading Canadian mining company that operates large iron ore mines and processing facilities, particularly in the Labrador Trough region.
  • C. Kaiser Steel
    Kaiser Steel was a major American steel-producing company that played a significant role in U.S. industrial and wartime production in the mid-20th century.
  • D. Corus Group
    Corus Group was a major British-Dutch steel company formed from the merger of British Steel and Koninklijke Hoogovens, later acquired by Tata Steel.
  • E. ArcelorMittal
    ArcelorMittal is a multinational steel manufacturing corporation and one of the world’s largest steel producers, headquartered in Luxembourg.
  • 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: Dofasco
Triple: [Steeltown, notableCompaniesAssociated, Dofasco]
Generated description
Dofasco is a major Canadian steel manufacturer based in Hamilton, Ontario, long recognized as one of the city’s most prominent industrial employers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Dofasco
Target entity description: Dofasco is a major Canadian steel manufacturer based in Hamilton, Ontario, long recognized as one of the city’s most prominent industrial employers.
  • A. Stelco
    Stelco is a major Canadian steel manufacturing company historically central to the industrial and economic identity of Hamilton, Ontario.
  • B. Iron Ore Company of Canada
    The Iron Ore Company of Canada is a leading Canadian mining company that operates large iron ore mines and processing facilities, particularly in the Labrador Trough region.
  • C. Kaiser Steel
    Kaiser Steel was a major American steel-producing company that played a significant role in U.S. industrial and wartime production in the mid-20th century.
  • D. Corus Group
    Corus Group was a major British-Dutch steel company formed from the merger of British Steel and Koninklijke Hoogovens, later acquired by Tata Steel.
  • E. ArcelorMittal
    ArcelorMittal is a multinational steel manufacturing corporation and one of the world’s largest steel producers, headquartered in Luxembourg.
  • 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_69bd43eac3c08190af7e4020c6c3704c completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6c3f283c8190b2d18ad5159a35ed completed March 20, 2026, 3:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69be39e6428c81909be9bdb314993b1e completed March 21, 2026, 6:25 a.m.
NEDg Description generation batch_69be3c02014c81908a6f3ed676e5505c completed March 21, 2026, 6:34 a.m.
NED2 Entity disambiguation (via description) batch_69be3cd64d0c8190b007e9f027185225 completed March 21, 2026, 6:38 a.m.
Created at: March 20, 2026, 1:17 p.m.