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.