Triple

T16313137
Position Surface form Disambiguated ID Type / Status
Subject Katanga Mining Limited E396106 entity
Predicate develops P73 FINISHED
Object Kamoto underground mine
Kamoto underground mine is a major copper and cobalt mining operation in the Katanga region of the Democratic Republic of Congo.
 E1206417 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: Kamoto underground mine | Statement: [Katanga Mining Limited, develops, Kamoto underground mine]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kamoto underground mine
Context triple: [Katanga Mining Limited, develops, Kamoto underground mine]
  • A. Kamioka mine
    Kamioka mine is a former lead and zinc mine in Japan that now hosts major underground physics laboratories, including the Kamioka Observatory, for neutrino and astroparticle research.
  • B. Favona underground mine
    Favona underground mine is a gold and silver underground mining operation located near Waihi on New Zealand’s North Island.
  • C. Ikuno Silver Mine
    Ikuno Silver Mine is a historic Japanese mining site in Hyōgo Prefecture, known for its former silver production tunnels, industrial heritage, and museum exhibits on mining history.
  • D. Miike coal mine
    Miike coal mine was one of Japan’s largest and most historically significant coal mines, central to the country’s rapid industrialization during the Meiji era.
  • E. Usibelli Coal Mine
    Usibelli Coal Mine is Alaska’s largest coal mining operation, known for supplying coal to local power plants and for export from its surface mines near Healy.
  • 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: Kamoto underground mine
Triple: [Katanga Mining Limited, develops, Kamoto underground mine]
Generated description
Kamoto underground mine is a major copper and cobalt mining operation in the Katanga region of the Democratic Republic of Congo.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Kamoto underground mine
Target entity description: Kamoto underground mine is a major copper and cobalt mining operation in the Katanga region of the Democratic Republic of Congo.
  • A. Kamioka mine
    Kamioka mine is a former lead and zinc mine in Japan that now hosts major underground physics laboratories, including the Kamioka Observatory, for neutrino and astroparticle research.
  • B. Favona underground mine
    Favona underground mine is a gold and silver underground mining operation located near Waihi on New Zealand’s North Island.
  • C. Ikuno Silver Mine
    Ikuno Silver Mine is a historic Japanese mining site in Hyōgo Prefecture, known for its former silver production tunnels, industrial heritage, and museum exhibits on mining history.
  • D. Miike coal mine
    Miike coal mine was one of Japan’s largest and most historically significant coal mines, central to the country’s rapid industrialization during the Meiji era.
  • E. Usibelli Coal Mine
    Usibelli Coal Mine is Alaska’s largest coal mining operation, known for supplying coal to local power plants and for export from its surface mines near Healy.
  • 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_6a001fa6ceb48190b937a15b94fd3cfa completed May 10, 2026, 6:03 a.m.
NEDg Description generation batch_6a00219696dc8190bcce66c1eeb07561 completed May 10, 2026, 6:11 a.m.
NED2 Entity disambiguation (via description) batch_6a002221fe7c819083c8ede5e63b0908 completed May 10, 2026, 6:13 a.m.
Created at: April 10, 2026, 5:06 a.m.