Triple

T16259985
Position Surface form Disambiguated ID Type / Status
Subject Tsumeb E394727 entity
Predicate notableFacility P105 FINISHED
Object Tsumeb Smelter
Tsumeb Smelter is a major metal-processing plant in Tsumeb, Namibia, known for treating complex copper and base-metal concentrates.
E1201706 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: Tsumeb Smelter | Statement: [Tsumeb, notableFacility, Tsumeb Smelter]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tsumeb Smelter
Context triple: [Tsumeb, notableFacility, Tsumeb Smelter]
  • A. Quincy Smelter
    Quincy Smelter is a historic copper smelting complex in Michigan’s Keweenaw Peninsula, notable as one of the most intact remnants of the region’s 19th- and early 20th-century copper mining industry.
  • 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. 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. 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.
  • E. Tioga Mine
    Tioga Mine was a historic silver mining operation in the Sierra Nevada of California that gave its name to nearby Tioga Pass.
  • 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: Tsumeb Smelter
Triple: [Tsumeb, notableFacility, Tsumeb Smelter]
Generated description
Tsumeb Smelter is a major metal-processing plant in Tsumeb, Namibia, known for treating complex copper and base-metal concentrates.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tsumeb Smelter
Target entity description: Tsumeb Smelter is a major metal-processing plant in Tsumeb, Namibia, known for treating complex copper and base-metal concentrates.
  • A. Quincy Smelter
    Quincy Smelter is a historic copper smelting complex in Michigan’s Keweenaw Peninsula, notable as one of the most intact remnants of the region’s 19th- and early 20th-century copper mining industry.
  • 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. 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. 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.
  • E. Tioga Mine
    Tioga Mine was a historic silver mining operation in the Sierra Nevada of California that gave its name to nearby Tioga Pass.
  • 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_69d87f221d8081909b0b2063e7528ba2 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e245c3082c8190a1c9f92b255fdbb6 completed April 17, 2026, 2:37 p.m.
NED1 Entity disambiguation (via context triple) batch_6a000eee110c819088d99b80435ab70b completed May 10, 2026, 4:51 a.m.
NEDg Description generation batch_6a000f7e6338819099598bc22d31cd22 completed May 10, 2026, 4:54 a.m.
NED2 Entity disambiguation (via description) batch_6a001025300c819084933d9c6d19fe97 completed May 10, 2026, 4:57 a.m.
Created at: April 10, 2026, 5:04 a.m.