Triple

T5541242
Position Surface form Disambiguated ID Type / Status
Subject Parque Bicentenario E145293 entity
Predicate formerSiteOwner P65283 FINISHED
Object Petróleos Mexicanos
Petróleos Mexicanos (Pemex) is Mexico’s state-owned petroleum company and one of the largest oil producers in Latin America.
E528134 NE FINISHED

How this triple was built (5 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: Petróleos Mexicanos | Statement: [Parque Bicentenario, formerSiteOwner, Petróleos Mexicanos]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Petróleos Mexicanos
Context triple: [Parque Bicentenario, formerSiteOwner, Petróleos Mexicanos]
  • A. Petróleos de Venezuela S.A.
    Petróleos de Venezuela S.A. is Venezuela’s state-owned oil and natural gas company and one of the world’s largest petroleum producers and exporters.
  • B. Chevron Corporation
    Chevron Corporation is one of the world’s largest integrated oil and gas companies, involved in exploration, production, refining, and marketing of petroleum and related energy products globally.
  • C. Cepsa
    Cepsa is a Spanish integrated energy and petrochemical company involved in oil and gas exploration, refining, and the production of chemical products.
  • D. Instituto del Petróleo
    Instituto del Petróleo is a Mexico City Metro station named after the nearby national petroleum research and administrative complex, serving as a transfer point between multiple metro lines in the city’s north.
  • E. Sinopec
    Sinopec is one of China’s largest state-owned oil and petrochemical companies, engaged in exploration, refining, and marketing of petroleum and chemical products 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: Petróleos Mexicanos
Triple: [Parque Bicentenario, formerSiteOwner, Petróleos Mexicanos]
Generated description
Petróleos Mexicanos (Pemex) is Mexico’s state-owned petroleum company and one of the largest oil producers in Latin America.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Petróleos Mexicanos
Target entity description: Petróleos Mexicanos (Pemex) is Mexico’s state-owned petroleum company and one of the largest oil producers in Latin America.
  • A. Petróleos de Venezuela S.A.
    Petróleos de Venezuela S.A. is Venezuela’s state-owned oil and natural gas company and one of the world’s largest petroleum producers and exporters.
  • B. Chevron Corporation
    Chevron Corporation is one of the world’s largest integrated oil and gas companies, involved in exploration, production, refining, and marketing of petroleum and related energy products globally.
  • C. Cepsa
    Cepsa is a Spanish integrated energy and petrochemical company involved in oil and gas exploration, refining, and the production of chemical products.
  • D. Instituto del Petróleo
    Instituto del Petróleo is a Mexico City Metro station named after the nearby national petroleum research and administrative complex, serving as a transfer point between multiple metro lines in the city’s north.
  • E. Sinopec
    Sinopec is one of China’s largest state-owned oil and petrochemical companies, engaged in exploration, refining, and marketing of petroleum and chemical products worldwide.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: formerSiteOwner
Context triple: [Parque Bicentenario, formerSiteOwner, Petróleos Mexicanos]
  • A. formerSiteOf
    Indicates that a location previously hosted or contained something (such as a structure, organization, or event) that is no longer present there.
  • B. formerUser
    Indicates that an entity was previously a user of another entity or system but is no longer one.
  • C. formerPartOwnerOf
    Indicates that an entity previously held, but no longer holds, a partial ownership stake in another entity.
  • D. formerOccupant
    Indicates that an entity previously occupied a position, role, or place but no longer does so.
  • E. formerMaster
    Indicates that one entity previously held the role of master over another entity, but no longer does so.
  • F. None of above. chosen

Provenance (7 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_69c008fa64888190adae56c8f9ea4031 completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c01fc66cc08190b9b2a62098ecbdb1 completed March 22, 2026, 4:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0281fb73881909df8e4f98b27ce1e completed March 22, 2026, 5:34 p.m.
NEDg Description generation batch_69c033df2c7881909660eb931908318c completed March 22, 2026, 6:24 p.m.
NED2 Entity disambiguation (via description) batch_69c034640cd081909b44ff23e9005e57 completed March 22, 2026, 6:26 p.m.
PD Predicate disambiguation batch_69c01b0e72f08190bf705d8fe1639401 completed March 22, 2026, 4:38 p.m.
PDg Predicate description generation batch_69c01f051e508190b3886d87b4afdd0b completed March 22, 2026, 4:55 p.m.
Created at: March 22, 2026, 3:35 p.m.