Triple

T10402321
Position Surface form Disambiguated ID Type / Status
Subject Mesabi Range E245176 entity
Predicate containsMine P73907 FINISHED
Object Hibbing Taconite Mine
Hibbing Taconite Mine is a large open-pit iron ore mining operation in Minnesota, United States, known for producing taconite pellets from the Mesabi Iron Range.
 E850399 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: Hibbing Taconite Mine | Statement: [Mesabi Range, containsMine, Hibbing Taconite Mine]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hibbing Taconite Mine
Context triple: [Mesabi Range, containsMine, Hibbing Taconite Mine]
  • A. Hibbing mining district
    The Hibbing mining district is a major iron ore mining region on Minnesota’s Mesabi Range, historically one of the world’s most productive sources of iron ore.
  • B. Tioga Mine
    Tioga Mine was a historic silver mining operation in the Sierra Nevada of California that gave its name to nearby Tioga Pass.
  • C. Eveleth Taconite Company
    Eveleth Taconite Company was an iron mining company in Minnesota best known for being the employer at the center of the landmark sexual harassment class-action lawsuit Jenson v. Eveleth Taconite Co.
  • D. Andoom Mine
    Andoom Mine is a major bauxite mining operation near Weipa in Queensland, Australia, contributing significantly to the region’s aluminum ore production.
  • E. Kiruna Mine
    Kiruna Mine is one of the world’s largest and most modern underground iron ore mines, located in northern Sweden above the Arctic Circle.
  • 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: Hibbing Taconite Mine
Triple: [Mesabi Range, containsMine, Hibbing Taconite Mine]
Generated description
Hibbing Taconite Mine is a large open-pit iron ore mining operation in Minnesota, United States, known for producing taconite pellets from the Mesabi Iron Range.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hibbing Taconite Mine
Target entity description: Hibbing Taconite Mine is a large open-pit iron ore mining operation in Minnesota, United States, known for producing taconite pellets from the Mesabi Iron Range.
  • A. Hibbing mining district chosen
    The Hibbing mining district is a major iron ore mining region on Minnesota’s Mesabi Range, historically one of the world’s most productive sources of iron ore.
  • B. Tioga Mine
    Tioga Mine was a historic silver mining operation in the Sierra Nevada of California that gave its name to nearby Tioga Pass.
  • C. Eveleth Taconite Company
    Eveleth Taconite Company was an iron mining company in Minnesota best known for being the employer at the center of the landmark sexual harassment class-action lawsuit Jenson v. Eveleth Taconite Co.
  • D. Andoom Mine
    Andoom Mine is a major bauxite mining operation near Weipa in Queensland, Australia, contributing significantly to the region’s aluminum ore production.
  • E. Kiruna Mine
    Kiruna Mine is one of the world’s largest and most modern underground iron ore mines, located in northern Sweden above the Arctic Circle.
  • 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_69d381be340c8190b05998703d42d224 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4fb99ef088190b64661b2f42c320e completed April 7, 2026, 12:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69d87e84f7a08190b83ecfec72efb7a7 completed April 10, 2026, 4:37 a.m.
NEDg Description generation batch_69d886c325c4819089dac35eb26e7961 completed April 10, 2026, 5:12 a.m.
NED2 Entity disambiguation (via description) batch_69d88dbbe97c8190861e08f3ff39f91b completed April 10, 2026, 5:42 a.m.
Created at: April 6, 2026, 12:08 p.m.