Triple

T10133929
Position Surface form Disambiguated ID Type / Status
Subject Vattenfall E226806 entity
Predicate owns P347 FINISHED
Object Ringhals Nuclear Power Plant (stake)
Ringhals Nuclear Power Plant (stake) refers to Vattenfall’s ownership share in the large Ringhals nuclear power facility on Sweden’s west coast, one of the country’s major electricity producers.
 E843204 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: Ringhals Nuclear Power Plant (stake) | Statement: [Vattenfall, owns, Ringhals Nuclear Power Plant (stake)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ringhals Nuclear Power Plant (stake)
Context triple: [Vattenfall, owns, Ringhals Nuclear Power Plant (stake)]
  • A. Lingen nuclear power plant
    The Lingen nuclear power plant is a former German nuclear power station located near the town of Lingen in Lower Saxony, which operated from the late 1960s until its shutdown in the 1970s.
  • B. Forsmark Nuclear Power Plant in Sweden
    Forsmark Nuclear Power Plant in Sweden is a major Swedish nuclear facility on the Baltic coast, notable for being the site where elevated radiation levels first alerted the world to the Chernobyl disaster in 1986.
  • C. Kalinin nuclear power plant
    The Kalinin nuclear power plant is a major Russian nuclear power facility that supplies electricity to the central regions of the country.
  • D. Bilibino Nuclear Power Plant
    Bilibino Nuclear Power Plant is a small, remote nuclear power station in Russia’s Chukotka region, notable for supplying electricity and district heating to the Arctic town of Bilibino.
  • E. Hatch Nuclear Power Plant
    Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
  • 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: Ringhals Nuclear Power Plant (stake)
Triple: [Vattenfall, owns, Ringhals Nuclear Power Plant (stake)]
Generated description
Ringhals Nuclear Power Plant (stake) refers to Vattenfall’s ownership share in the large Ringhals nuclear power facility on Sweden’s west coast, one of the country’s major electricity producers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ringhals Nuclear Power Plant (stake)
Target entity description: Ringhals Nuclear Power Plant (stake) refers to Vattenfall’s ownership share in the large Ringhals nuclear power facility on Sweden’s west coast, one of the country’s major electricity producers.
  • A. Lingen nuclear power plant
    The Lingen nuclear power plant is a former German nuclear power station located near the town of Lingen in Lower Saxony, which operated from the late 1960s until its shutdown in the 1970s.
  • B. Forsmark Nuclear Power Plant in Sweden
    Forsmark Nuclear Power Plant in Sweden is a major Swedish nuclear facility on the Baltic coast, notable for being the site where elevated radiation levels first alerted the world to the Chernobyl disaster in 1986.
  • C. Kalinin nuclear power plant
    The Kalinin nuclear power plant is a major Russian nuclear power facility that supplies electricity to the central regions of the country.
  • D. Bilibino Nuclear Power Plant
    Bilibino Nuclear Power Plant is a small, remote nuclear power station in Russia’s Chukotka region, notable for supplying electricity and district heating to the Arctic town of Bilibino.
  • E. Hatch Nuclear Power Plant
    Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
  • 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_69ca8433ec308190b8b25a6fe359c34c completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cdd33808048190b6023a6cd83fc179 completed April 2, 2026, 2:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69d2e5d98a148190ada7082adb98ddaa completed April 5, 2026, 10:44 p.m.
NEDg Description generation batch_69d2e73e4d5081909f0068d3bed583d3 completed April 5, 2026, 10:50 p.m.
NED2 Entity disambiguation (via description) batch_69d2e7eea4d88190a2ec6d22a83934b3 completed April 5, 2026, 10:53 p.m.
Created at: March 30, 2026, 9:06 p.m.