Triple

T16313177
Position Surface form Disambiguated ID Type / Status
Subject Mopani Copper Mines E396107 entity
Predicate hasOperation P1137 FINISHED
Object Nkana Mine
Nkana Mine is one of Zambia’s largest and oldest copper and cobalt mines, located in the Copperbelt Province and operated by Mopani Copper Mines.
E1206505 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: Nkana Mine | Statement: [Mopani Copper Mines, hasOperation, Nkana Mine]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nkana Mine
Context triple: [Mopani Copper Mines, hasOperation, Nkana Mine]
  • A. 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.
  • 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. Kofa Mine
    Kofa Mine is a historic gold and silver mining site in the Kofa Mountains of southwestern Arizona, known for giving its name to the surrounding Kofa National Wildlife Refuge.
  • D. Panguna mine
    Panguna mine is a large, now-closed open-cut copper and gold mine in Papua New Guinea that was once among the world’s biggest and played a central role in the Bougainville conflict.
  • E. Geita Gold Mine
    Geita Gold Mine is one of Tanzania’s largest open-pit gold mines, operated by AngloGold Ashanti and located near the town of Geita in the country’s northwest.
  • 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: Nkana Mine
Triple: [Mopani Copper Mines, hasOperation, Nkana Mine]
Generated description
Nkana Mine is one of Zambia’s largest and oldest copper and cobalt mines, located in the Copperbelt Province and operated by Mopani Copper Mines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nkana Mine
Target entity description: Nkana Mine is one of Zambia’s largest and oldest copper and cobalt mines, located in the Copperbelt Province and operated by Mopani Copper Mines.
  • A. 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.
  • 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. Kofa Mine
    Kofa Mine is a historic gold and silver mining site in the Kofa Mountains of southwestern Arizona, known for giving its name to the surrounding Kofa National Wildlife Refuge.
  • D. Panguna mine
    Panguna mine is a large, now-closed open-cut copper and gold mine in Papua New Guinea that was once among the world’s biggest and played a central role in the Bougainville conflict.
  • E. Geita Gold Mine
    Geita Gold Mine is one of Tanzania’s largest open-pit gold mines, operated by AngloGold Ashanti and located near the town of Geita in the country’s northwest.
  • F. None of above. chosen

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_69d87f23bb088190a16fbb91a1957ea5 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e288dc30f48190b508220429b66e92 completed April 17, 2026, 7:24 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0026044a5881908773e286fb1a6e3e completed May 10, 2026, 6:30 a.m.
NEDg Description generation batch_6a0026c9b5c481908f60d2ebfb3f71d7 completed May 10, 2026, 6:33 a.m.
NED2 Entity disambiguation (via description) batch_6a00273dd8fc8190b84b8a96442781ee completed May 10, 2026, 6:35 a.m.
Created at: April 10, 2026, 5:06 a.m.