Triple

T19122254
Position Surface form Disambiguated ID Type / Status
Subject Syncrude Canada E468074 entity
Predicate majorOperation P17046 FINISHED
Object Mildred Lake mine 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: Mildred Lake mine | Statement: [Syncrude Canada, majorOperation, Mildred Lake mine]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mildred Lake mine
Context triple: [Syncrude Canada, majorOperation, Mildred Lake mine]
  • A. Carol Lake Mine
    Carol Lake Mine is a major iron ore mining operation in Labrador, Canada, known for producing high-grade iron ore for global markets.
  • B. Tilden Mine
    Tilden Mine is a large iron ore mine in Michigan’s Upper Peninsula and one of the key operations on the Marquette Iron Range.
  • C. Minntac Mine
    Minntac Mine is a large taconite iron ore mining and processing operation in Minnesota and one of the major producers of iron ore pellets in the United States.
  • D. Tilly Foster Mine
    Tilly Foster Mine is a historic iron ore mine in Putnam County, New York, noted for its rich mineral deposits and role in the region’s 19th-century mining industry.
  • E. Moura Mine
    Moura Mine is a major coal mining operation in Queensland, Australia, known for its role in the Bowen Basin’s coal industry and its history of significant mining disasters.
  • 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: Mildred Lake mine
Target entity description: Mildred Lake mine is a large oil sands mining and extraction site in northern Alberta, Canada, operated by Syncrude as one of its primary production facilities.
  • A. Carol Lake Mine
    Carol Lake Mine is a major iron ore mining operation in Labrador, Canada, known for producing high-grade iron ore for global markets.
  • B. Tilden Mine
    Tilden Mine is a large iron ore mine in Michigan’s Upper Peninsula and one of the key operations on the Marquette Iron Range.
  • C. Minntac Mine
    Minntac Mine is a large taconite iron ore mining and processing operation in Minnesota and one of the major producers of iron ore pellets in the United States.
  • D. Tilly Foster Mine
    Tilly Foster Mine is a historic iron ore mine in Putnam County, New York, noted for its rich mineral deposits and role in the region’s 19th-century mining industry.
  • E. Moura Mine
    Moura Mine is a major coal mining operation in Queensland, Australia, known for its role in the Bowen Basin’s coal industry and its history of significant mining disasters.
  • 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_69d8dd06a26481908039e2a1bae8c597 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5e3c9dfcc819090f8424608892cb3 completed April 20, 2026, 8:28 a.m.
Created at: April 10, 2026, 12:05 p.m.