Triple

T10068762
Position Surface form Disambiguated ID Type / Status
Subject BASF E213163 entity
Predicate hasSubsidiary P254 FINISHED
Object Wintershall Dea
Wintershall Dea is a major European independent oil and gas exploration and production company formed through the merger of Wintershall and DEA.
E839065 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: Wintershall Dea | Statement: [BASF, hasSubsidiary, Wintershall Dea]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Wintershall Dea
Context triple: [BASF, hasSubsidiary, Wintershall Dea]
  • A. Uniper
    Uniper is a German energy company focused on power generation and global energy trading, formed from the conventional energy business spun off from E.ON.
  • B. Aker BP
    Aker BP is a Norwegian oil and gas exploration and production company and one of the largest independent operators on the Norwegian Continental Shelf.
  • C. Equinor
    Equinor is a Norwegian state-owned energy company and one of the world’s leading producers of oil, gas, and increasingly renewable energy.
  • D. Mellitah Oil and Gas
    Mellitah Oil and Gas is a major Libyan oil and gas company involved in the exploration, production, and export of hydrocarbons, operating key onshore and offshore fields in partnership with international firms.
  • E. Petroleum Group
    The Petroleum Group is a specialist division of the Geological Society of London focused on the study and professional exchange of knowledge related to petroleum geoscience and hydrocarbon exploration.
  • 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: Wintershall Dea
Triple: [BASF, hasSubsidiary, Wintershall Dea]
Generated description
Wintershall Dea is a major European independent oil and gas exploration and production company formed through the merger of Wintershall and DEA.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Wintershall Dea
Target entity description: Wintershall Dea is a major European independent oil and gas exploration and production company formed through the merger of Wintershall and DEA.
  • A. Uniper
    Uniper is a German energy company focused on power generation and global energy trading, formed from the conventional energy business spun off from E.ON.
  • B. Aker BP
    Aker BP is a Norwegian oil and gas exploration and production company and one of the largest independent operators on the Norwegian Continental Shelf.
  • C. Equinor
    Equinor is a Norwegian state-owned energy company and one of the world’s leading producers of oil, gas, and increasingly renewable energy.
  • D. Mellitah Oil and Gas
    Mellitah Oil and Gas is a major Libyan oil and gas company involved in the exploration, production, and export of hydrocarbons, operating key onshore and offshore fields in partnership with international firms.
  • E. Petroleum Group
    The Petroleum Group is a specialist division of the Geological Society of London focused on the study and professional exchange of knowledge related to petroleum geoscience and hydrocarbon exploration.
  • 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_69ca83977128819084084eb7d1d8c52a completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cdcff8d9c08190bc030f1dcc696310 completed April 2, 2026, 2:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69d29a96fc888190aec7cd364a0d7fb1 completed April 5, 2026, 5:23 p.m.
NEDg Description generation batch_69d29b985e308190a6ec3966e02f429c completed April 5, 2026, 5:27 p.m.
NED2 Entity disambiguation (via description) batch_69d29c5f64c881909aa3d093422fe475 completed April 5, 2026, 5:31 p.m.
Created at: March 30, 2026, 8:58 p.m.