Triple

T22239372
Position Surface form Disambiguated ID Type / Status
Subject European Energy Exchange E549678 entity
Predicate hasSubsidiary P254 FINISHED
Object Powernext
Powernext is a European energy exchange platform specializing in the trading of natural gas and environmental products.
 E1527398 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: Powernext | Statement: [European Energy Exchange, hasSubsidiary, Powernext]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Powernext
Context triple: [European Energy Exchange, hasSubsidiary, Powernext]
  • A. Slovenské elektrárne
    Slovenské elektrárne is Slovakia’s largest electricity producer, operating major hydroelectric and nuclear power plants across the country.
  • B. RSC Energia
    RSC Energia is a leading Russian spacecraft and rocket manufacturer best known for designing and operating crewed spacecraft and space station modules, including key components of the Soyuz and Mir programs.
  • C. National Electric Company of Bulgaria
    The National Electric Company of Bulgaria is the state-owned electricity utility responsible for major power generation and hydropower infrastructure across Bulgaria.
  • D. Enel
    Enel is a multinational Italian energy company that generates and distributes electricity and gas across Europe and Latin America.
  • E. Energetica
    Energetica is an interactive exhibition at Amsterdam’s NEMO Science Museum that explores the principles and applications of sustainable energy and natural forces.
  • 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: Powernext
Triple: [European Energy Exchange, hasSubsidiary, Powernext]
Generated description
Powernext is a European energy exchange platform specializing in the trading of natural gas and environmental products.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Powernext
Target entity description: Powernext is a European energy exchange platform specializing in the trading of natural gas and environmental products.
  • A. Slovenské elektrárne
    Slovenské elektrárne is Slovakia’s largest electricity producer, operating major hydroelectric and nuclear power plants across the country.
  • B. RSC Energia
    RSC Energia is a leading Russian spacecraft and rocket manufacturer best known for designing and operating crewed spacecraft and space station modules, including key components of the Soyuz and Mir programs.
  • C. National Electric Company of Bulgaria
    The National Electric Company of Bulgaria is the state-owned electricity utility responsible for major power generation and hydropower infrastructure across Bulgaria.
  • D. Enel
    Enel is a multinational Italian energy company that generates and distributes electricity and gas across Europe and Latin America.
  • E. Energetica
    Energetica is an interactive exhibition at Amsterdam’s NEMO Science Museum that explores the principles and applications of sustainable energy and natural forces.
  • 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_69e11e4102b881909cf47d3768e25c19 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f132123a048190ba5a90d7acb9aeb2 completed April 28, 2026, 10:17 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0ab65714288190b60b9fd0fde42e33 completed May 18, 2026, 6:48 a.m.
NEDg Description generation batch_6a0ab7f904bc81909addafee8773eae0 completed May 18, 2026, 6:55 a.m.
NED2 Entity disambiguation (via description) batch_6a0ab891ba1c81909c9e9a5f29d4eb54 completed May 18, 2026, 6:58 a.m.
Created at: April 16, 2026, 8:38 p.m.