Triple

T15271124
Position Surface form Disambiguated ID Type / Status
Subject Petróleos de Venezuela S.A. E365021 entity
Predicate hasSubsidiary P254 FINISHED
Object Citgo Petroleum Corporation
Citgo Petroleum Corporation is a U.S.-based refiner, transporter, and marketer of fuels, lubricants, and petrochemicals.
 E1146101 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: Citgo Petroleum Corporation | Statement: [Petróleos de Venezuela S.A., hasSubsidiary, Citgo Petroleum Corporation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Citgo Petroleum Corporation
Context triple: [Petróleos de Venezuela S.A., hasSubsidiary, Citgo Petroleum Corporation]
  • A. Petroliam Nasional Berhad
    Petroliam Nasional Berhad (PETRONAS) is Malaysia’s state-owned oil and gas company and one of the largest energy corporations in Southeast Asia.
  • B. Petronas Refinery and Petrochemical Corporation
    Petronas Refinery and Petrochemical Corporation is a major Malaysian refining and petrochemical company operating under state-owned energy group Petroliam Nasional Berhad (PETRONAS).
  • C. Philippine National Oil Company
    The Philippine National Oil Company is a state-owned corporation responsible for developing, managing, and securing the Philippines’ energy resources, particularly in the oil and gas sector.
  • D. PT Petrokimia Gresik
    PT Petrokimia Gresik is a major Indonesian fertilizer and chemical manufacturing company based in Gresik, East Java.
  • E. Petronas Chemicals Group Berhad
    Petronas Chemicals Group Berhad is a leading Malaysian integrated chemicals producer and one of the core business arms of the national oil company PETRONAS.
  • 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: Citgo Petroleum Corporation
Triple: [Petróleos de Venezuela S.A., hasSubsidiary, Citgo Petroleum Corporation]
Generated description
Citgo Petroleum Corporation is a U.S.-based refiner, transporter, and marketer of fuels, lubricants, and petrochemicals.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Citgo Petroleum Corporation
Target entity description: Citgo Petroleum Corporation is a U.S.-based refiner, transporter, and marketer of fuels, lubricants, and petrochemicals.
  • A. Petroliam Nasional Berhad
    Petroliam Nasional Berhad (PETRONAS) is Malaysia’s state-owned oil and gas company and one of the largest energy corporations in Southeast Asia.
  • B. Petronas Refinery and Petrochemical Corporation
    Petronas Refinery and Petrochemical Corporation is a major Malaysian refining and petrochemical company operating under state-owned energy group Petroliam Nasional Berhad (PETRONAS).
  • C. Philippine National Oil Company
    The Philippine National Oil Company is a state-owned corporation responsible for developing, managing, and securing the Philippines’ energy resources, particularly in the oil and gas sector.
  • D. PT Petrokimia Gresik
    PT Petrokimia Gresik is a major Indonesian fertilizer and chemical manufacturing company based in Gresik, East Java.
  • E. Petronas Chemicals Group Berhad
    Petronas Chemicals Group Berhad is a leading Malaysian integrated chemicals producer and one of the core business arms of the national oil company PETRONAS.
  • 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_69d85a0f08408190b3c3259ae35d79d2 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e0094eac848190a1740ae1aa6b28e0 completed April 15, 2026, 9:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69fee6046a088190a9ebea7672e36b73 completed May 9, 2026, 7:45 a.m.
NEDg Description generation batch_69fee6b27b2c8190b6edc39dd1baf81a completed May 9, 2026, 7:48 a.m.
NED2 Entity disambiguation (via description) batch_69fee74980a48190ae6054c3feabcf0e completed May 9, 2026, 7:50 a.m.
Created at: April 10, 2026, 3:14 a.m.