Triple

T11856832
Position Surface form Disambiguated ID Type / Status
Subject Hibbing E282060 entity
Predicate hasLandmark P105 FINISHED
Object Hull–Rust–Mahoning Open Pit Iron Mine E242508 NE FINISHED

How this triple was built (2 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: Hull–Rust–Mahoning Open Pit Iron Mine | Statement: [Hibbing, hasLandmark, Hull–Rust–Mahoning Open Pit Iron Mine]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hull–Rust–Mahoning Open Pit Iron Mine
Context triple: [Hibbing, hasLandmark, Hull–Rust–Mahoning Open Pit Iron Mine]
  • A. Hull–Rust–Mahoning Open Pit Iron Mine chosen
    The Hull–Rust–Mahoning Open Pit Iron Mine is one of the world’s largest open-pit iron ore mines and a historically significant mining site on Minnesota’s Mesabi Range.
  • B. Andoom Mine
    Andoom Mine is a major bauxite mining operation near Weipa in Queensland, Australia, contributing significantly to the region’s aluminum ore production.
  • C. Tioga Mine
    Tioga Mine was a historic silver mining operation in the Sierra Nevada of California that gave its name to nearby Tioga Pass.
  • D. Carol Lake iron ore mine
    Carol Lake iron ore mine is a major iron ore mining operation located near Labrador City in western Labrador, Canada.
  • E. Calumet & Hecla Mine
    Calumet & Hecla Mine was one of the most productive and historically significant copper mines in the United States, central to the industrial development of Michigan’s Keweenaw Peninsula in the late 19th and early 20th centuries.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d6ab287ba48190a5178779fd19b9b7 completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d8a699089c8190b7a298baf13dcded completed April 10, 2026, 7:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69f167d9b9e8819093582637941fc5ca completed April 29, 2026, 2:07 a.m.
Created at: April 8, 2026, 9:43 p.m.