Triple

T9080814
Position Surface form Disambiguated ID Type / Status
Subject Cherepovets E217616 entity
Predicate hasMajorCompany P588 FINISHED
Object Severstal
Severstal is a major Russian steel and mining company known as one of the country's largest steel producers.
E776360 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: Severstal | Statement: [Cherepovets, hasMajorCompany, Severstal]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Severstal
Context triple: [Cherepovets, hasMajorCompany, Severstal]
  • A. SEVERSTAL
    SEVERSTAL is the radio callsign used by Severstal Aircompany, a Russian airline.
  • B. Magnitogorsk Iron and Steel Works
    Magnitogorsk Iron and Steel Works is one of Russia’s largest and historically most important steel-producing complexes, built as a flagship industrial project of the Soviet era in the city of Magnitogorsk.
  • C. Severstal Cherepovets
    Severstal Cherepovets is a professional ice hockey club from Cherepovets, Russia, that competes in the Kontinental Hockey League (KHL).
  • D. ArcelorMittal Kryvyi Rih
    ArcelorMittal Kryvyi Rih is a major Ukrainian steel and mining company and one of the largest integrated steel plants in Eastern Europe, owned by the global steel giant ArcelorMittal.
  • E. Ilyich Iron and Steel Works
    Ilyich Iron and Steel Works is one of Ukraine’s largest integrated steel plants, historically a key industrial enterprise in Mariupol and a major producer of steel and rolled metal products.
  • 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: Severstal
Triple: [Cherepovets, hasMajorCompany, Severstal]
Generated description
Severstal is a major Russian steel and mining company known as one of the country's largest steel producers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Severstal
Target entity description: Severstal is a major Russian steel and mining company known as one of the country's largest steel producers.
  • A. SEVERSTAL
    SEVERSTAL is the radio callsign used by Severstal Aircompany, a Russian airline.
  • B. Magnitogorsk Iron and Steel Works
    Magnitogorsk Iron and Steel Works is one of Russia’s largest and historically most important steel-producing complexes, built as a flagship industrial project of the Soviet era in the city of Magnitogorsk.
  • C. Severstal Cherepovets
    Severstal Cherepovets is a professional ice hockey club from Cherepovets, Russia, that competes in the Kontinental Hockey League (KHL).
  • D. ArcelorMittal Kryvyi Rih
    ArcelorMittal Kryvyi Rih is a major Ukrainian steel and mining company and one of the largest integrated steel plants in Eastern Europe, owned by the global steel giant ArcelorMittal.
  • E. Ilyich Iron and Steel Works
    Ilyich Iron and Steel Works is one of Ukraine’s largest integrated steel plants, historically a key industrial enterprise in Mariupol and a major producer of steel and rolled metal products.
  • 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_69ca83d7a0388190ba1af89ed7ba36f9 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cc9607942c8190a21620892ce3cbe5 completed April 1, 2026, 3:50 a.m.
NED1 Entity disambiguation (via context triple) batch_69cffe28ae548190924cc7bbf453f3f3 completed April 3, 2026, 5:51 p.m.
NEDg Description generation batch_69d000d4a4548190939a9a9946be469b completed April 3, 2026, 6:03 p.m.
NED2 Entity disambiguation (via description) batch_69d001b245f08190a8e5c53c570b20a0 completed April 3, 2026, 6:06 p.m.
Created at: March 30, 2026, 7:13 p.m.