Triple

T1752953
Position Surface form Disambiguated ID Type / Status
Subject Los Pelambres mine E38487 entity
Predicate ownedBy P347 FINISHED
Object Antofagasta plc
Antofagasta plc is a major Chilean-based mining company primarily focused on copper production, with operations and projects in Chile and other countries.
 E196614 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: Antofagasta plc | Statement: [Los Pelambres mine, ownedBy, Antofagasta plc]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Antofagasta plc
Context triple: [Los Pelambres mine, ownedBy, Antofagasta plc]
  • A. Codelco
    Codelco is Chile’s state-owned copper mining company and one of the world’s largest producers of copper.
  • B. Lanco
    Lanco is a small Chilean city located in the Los Ríos Region, known primarily as an agricultural and service center for the surrounding rural area.
  • C. Chilean Ministry of Mining
    The Chilean Ministry of Mining is the government body responsible for formulating and overseeing Chile’s mining policies, regulations, and development of its mineral resources.
  • D. Mmakau Mining
    Mmakau Mining is a South African mining company known for its black female leadership and involvement in various mineral resource projects across the country.
  • E. Glencore
    Glencore is a multinational commodity trading and mining company that operates extensive resource extraction and processing assets worldwide.
  • 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: Antofagasta plc
Triple: [Los Pelambres mine, ownedBy, Antofagasta plc]
Generated description
Antofagasta plc is a major Chilean-based mining company primarily focused on copper production, with operations and projects in Chile and other countries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Antofagasta plc
Target entity description: Antofagasta plc is a major Chilean-based mining company primarily focused on copper production, with operations and projects in Chile and other countries.
  • A. Codelco
    Codelco is Chile’s state-owned copper mining company and one of the world’s largest producers of copper.
  • B. Lanco
    Lanco is a small Chilean city located in the Los Ríos Region, known primarily as an agricultural and service center for the surrounding rural area.
  • C. Chilean Ministry of Mining
    The Chilean Ministry of Mining is the government body responsible for formulating and overseeing Chile’s mining policies, regulations, and development of its mineral resources.
  • D. Mmakau Mining
    Mmakau Mining is a South African mining company known for its black female leadership and involvement in various mineral resource projects across the country.
  • E. Glencore
    Glencore is a multinational commodity trading and mining company that operates extensive resource extraction and processing assets worldwide.
  • 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_69a8862bdb2081908aefe831c8aa8017 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69aa641432d88190ab4254cb4c3ad402 completed March 6, 2026, 5:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69ada0e625c48190a0fbda31010bdc5f completed March 8, 2026, 4:16 p.m.
NEDg Description generation batch_69ada1e3587c8190bca329c68ff31c41 completed March 8, 2026, 4:20 p.m.
NED2 Entity disambiguation (via description) batch_69ada2977bfc8190ad028e17184fccaa completed March 8, 2026, 4:23 p.m.
Created at: March 4, 2026, 7:31 p.m.