Triple

T10094733
Position Surface form Disambiguated ID Type / Status
Subject Escondida E215835 entity
Predicate owner P347 FINISHED
Object JECO
JECO is a Japanese consortium that holds an ownership stake in Chile’s Escondida copper mine.
 E841289 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: JECO | Statement: [Escondida, owner, JECO]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: JECO
Context triple: [Escondida, owner, JECO]
  • A. JEC
    JEC is a bipartisan U.S. congressional committee that analyzes economic conditions and advises Congress on economic policy.
  • B. JEK
    JEK is the station code for Jenkintown–Wyncote, a major SEPTA Regional Rail hub in the northern suburbs of Philadelphia.
  • C. JIC
    JIC is the commonly used abbreviation for the United Kingdom’s Joint Intelligence Committee, the senior body responsible for overseeing and coordinating national intelligence assessments.
  • D. CECO
    CECO is the stock ticker symbol for Career Education Corporation, a U.S.-based provider of postsecondary education and career-focused training programs.
  • E. Enneco
    Enneco is a medieval Basque given name, historically associated with early Navarrese nobility and considered an antecedent of the name Íñigo.
  • 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: JECO
Triple: [Escondida, owner, JECO]
Generated description
JECO is a Japanese consortium that holds an ownership stake in Chile’s Escondida copper mine.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: JECO
Target entity description: JECO is a Japanese consortium that holds an ownership stake in Chile’s Escondida copper mine.
  • A. JEC
    JEC is a bipartisan U.S. congressional committee that analyzes economic conditions and advises Congress on economic policy.
  • B. JEK
    JEK is the station code for Jenkintown–Wyncote, a major SEPTA Regional Rail hub in the northern suburbs of Philadelphia.
  • C. JIC
    JIC is the commonly used abbreviation for the United Kingdom’s Joint Intelligence Committee, the senior body responsible for overseeing and coordinating national intelligence assessments.
  • D. CECO
    CECO is the stock ticker symbol for Career Education Corporation, a U.S.-based provider of postsecondary education and career-focused training programs.
  • E. Enneco
    Enneco is a medieval Basque given name, historically associated with early Navarrese nobility and considered an antecedent of the name Íñigo.
  • 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_69ca83a4947c8190823a7495dc5d96ed completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cdd0784c288190967d143beca32c4b completed April 2, 2026, 2:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69d2b6b8d604819094db099981219e72 completed April 5, 2026, 7:23 p.m.
NEDg Description generation batch_69d2b8a728bc8190b9baf93a40c00642 completed April 5, 2026, 7:31 p.m.
NED2 Entity disambiguation (via description) batch_69d2b90a1de88190b7c8cf6356ffc376 completed April 5, 2026, 7:33 p.m.
Created at: March 30, 2026, 9:01 p.m.