Triple
T21409741
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Petróleos Mexicanos |
E528134
|
entity |
| Predicate | hasSubsidiary |
P254
|
FINISHED |
| Object | Pemex Refinación |
—
|
NE NERFINISHED |
How this triple was built (3 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: Pemex Refinación | Statement: [Petróleos Mexicanos, hasSubsidiary, Pemex Refinación]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pemex Refinación Context triple: [Petróleos Mexicanos, hasSubsidiary, Pemex Refinación]
-
A.
Petróleos Mexicanos
Petróleos Mexicanos (Pemex) is Mexico’s state-owned petroleum company and one of the largest oil producers in Latin America.
-
B.
Alianza Petrolera
Alianza Petrolera is a professional Colombian football club that competes in the country’s top division, Categoría Primera A.
-
C.
Pantepec Oil Company
Pantepec Oil Company was an oil exploration and production firm founded and led by William F. Buckley Sr., known for its operations in Latin America in the early to mid-20th century.
-
D.
Cepsa
Cepsa is a Spanish integrated energy and petrochemical company involved in oil and gas exploration, refining, and the production of chemical products.
-
E.
Yacimientos Petrolíferos Fiscales
Yacimientos Petrolíferos Fiscales (YPF) is Argentina’s historic state-founded oil and gas company, central to the country’s energy industry and economic development.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pemex Refinación Target entity description: Pemex Refinación is the refining division of Mexico’s state-owned oil company, responsible for processing crude oil into fuels and other petroleum products.
-
A.
Petróleos Mexicanos
chosen
Petróleos Mexicanos (Pemex) is Mexico’s state-owned petroleum company and one of the largest oil producers in Latin America.
-
B.
Alianza Petrolera
Alianza Petrolera is a professional Colombian football club that competes in the country’s top division, Categoría Primera A.
-
C.
Pantepec Oil Company
Pantepec Oil Company was an oil exploration and production firm founded and led by William F. Buckley Sr., known for its operations in Latin America in the early to mid-20th century.
-
D.
Cepsa
Cepsa is a Spanish integrated energy and petrochemical company involved in oil and gas exploration, refining, and the production of chemical products.
-
E.
Yacimientos Petrolíferos Fiscales
Yacimientos Petrolíferos Fiscales (YPF) is Argentina’s historic state-founded oil and gas company, central to the country’s energy industry and economic development.
- F. None of above.
Provenance (2 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_69e0c454c248819093425d1099101c09 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e8b1b40eb48190ae03532de9841cba |
completed | April 22, 2026, 11:32 a.m. |
Created at: April 16, 2026, 5:41 p.m.