Triple

T21144733
Position Surface form Disambiguated ID Type / Status
Subject Birmingham District E521022 entity
Predicate geologicalFeature P940 FINISHED
Object Red Mountain iron ore deposits — NE NERFINISHED

How this triple was built (3 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: Red Mountain iron ore deposits | Statement: [Birmingham District, geologicalFeature, Red Mountain iron ore deposits]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Red Mountain iron ore deposits
Context triple: [Birmingham District, geologicalFeature, Red Mountain iron ore deposits]
  • A. Parys Mountain copper mines
    Parys Mountain copper mines are historic copper mines on Anglesey in Wales that were once among the world’s most productive copper sources during the 18th century.
  • B. Orogrande mining district
    The Orogrande mining district is a historic mineral-producing area in southern New Mexico known for its gold and other metal deposits that spurred early 20th-century mining activity.
  • C. Hull–Rust–Mahoning Open Pit Iron Mine
    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.
  • D. Sygun Copper Mine area
    The Sygun Copper Mine area is a historic former copper mining site in Snowdonia, Wales, now known as a heritage attraction showcasing the region’s industrial past and dramatic mountain scenery.
  • E. Rio Tinto mining district
    The Rio Tinto mining district is a historically significant mining region in southwestern Spain known for its extensive deposits of copper and other metals and its vividly colored, highly acidic river environment.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Red Mountain iron ore deposits
Target entity description: The Red Mountain iron ore deposits are a historically significant iron-rich geological formation in Alabama that underpinned the development of Birmingham’s iron and steel industry.
  • A. Parys Mountain copper mines
    Parys Mountain copper mines are historic copper mines on Anglesey in Wales that were once among the world’s most productive copper sources during the 18th century.
  • B. Orogrande mining district
    The Orogrande mining district is a historic mineral-producing area in southern New Mexico known for its gold and other metal deposits that spurred early 20th-century mining activity.
  • C. Hull–Rust–Mahoning Open Pit Iron Mine
    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.
  • D. Sygun Copper Mine area
    The Sygun Copper Mine area is a historic former copper mining site in Snowdonia, Wales, now known as a heritage attraction showcasing the region’s industrial past and dramatic mountain scenery.
  • E. Rio Tinto mining district
    The Rio Tinto mining district is a historically significant mining region in southwestern Spain known for its extensive deposits of copper and other metals and its vividly colored, highly acidic river environment.
  • F. None of above. chosen

Provenance (2 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_69e0b50c6a848190a4e525a77a319b8a completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e723fcdb7c8190ae04d6ad9dff3187 completed April 21, 2026, 7:15 a.m.
Created at: April 16, 2026, 2:57 p.m.