Triple

T165049
Position Surface form Disambiguated ID Type / Status
Subject Mon Valley Works E2995 entity
Predicate hasPart P35 FINISHED
Object Clairton Plant
Clairton Plant is a major U.S. Steel coke production facility located in the Mon Valley near Pittsburgh, Pennsylvania.
E2995 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: Clairton Plant | Statement: [Mon Valley Works, hasPart, Clairton Plant]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Clairton Plant
Context triple: [Mon Valley Works, hasPart, Clairton Plant]
  • A. 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.
  • B. Bowling Green Assembly Plant
    Bowling Green Assembly Plant is a General Motors manufacturing facility in Kentucky best known as the exclusive production site of the Chevrolet Corvette sports car.
  • C. SIVA chemical factory
    SIVA chemical factory was an Italian industrial plant where writer and chemist Primo Levi worked as a chemist after surviving World War II.
  • D. Bessemer
    Bessemer is a surname most notably associated with Sir Henry Bessemer, the English inventor who revolutionized steel production in the 19th century.
  • E. Mon Valley Works
    Mon Valley Works is a large integrated steel production complex in Pennsylvania operated by United States Steel that manufactures a range of steel products for industrial and commercial use.
  • 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: Clairton Plant
Triple: [Mon Valley Works, hasPart, Clairton Plant]
Generated description
Clairton Plant is a major U.S. Steel coke production facility located in the Mon Valley near Pittsburgh, Pennsylvania.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Clairton Plant
Target entity description: Clairton Plant is a major U.S. Steel coke production facility located in the Mon Valley near Pittsburgh, Pennsylvania.
  • A. 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.
  • B. Bowling Green Assembly Plant
    Bowling Green Assembly Plant is a General Motors manufacturing facility in Kentucky best known as the exclusive production site of the Chevrolet Corvette sports car.
  • C. SIVA chemical factory
    SIVA chemical factory was an Italian industrial plant where writer and chemist Primo Levi worked as a chemist after surviving World War II.
  • D. Bessemer
    Bessemer is a surname most notably associated with Sir Henry Bessemer, the English inventor who revolutionized steel production in the 19th century.
  • E. Mon Valley Works chosen
    Mon Valley Works is a large integrated steel production complex in Pennsylvania operated by United States Steel that manufactures a range of steel products for industrial and commercial use.
  • F. None of above.

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_69a2524ce1e48190ab066bf72859f474 completed Feb. 28, 2026, 2:26 a.m.
NER Named-entity recognition batch_69a258827da481909b20ea5e9d21676f completed Feb. 28, 2026, 2:52 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2e7e236708190b9e4551b4442873c completed Feb. 28, 2026, 1:04 p.m.
NEDg Description generation batch_69a2ea06ec488190a01d2759ee9f7b6d completed Feb. 28, 2026, 1:13 p.m.
NED2 Entity disambiguation (via description) batch_69a2eaab2c848190840b1d6cae270ffb completed Feb. 28, 2026, 1:16 p.m.
Created at: Feb. 28, 2026, 2:34 a.m.