Triple

T21813763
Position Surface form Disambiguated ID Type / Status
Subject Älvkarleby hydropower station E538543 entity
Predicate partOf P40 FINISHED
Object Vattenfall hydropower portfolio NE NERFINISHED

How this triple was built (2 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: Vattenfall hydropower portfolio | Statement: [Älvkarleby hydropower station, partOf, Vattenfall hydropower portfolio]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Vattenfall hydropower portfolio
Context triple: [Älvkarleby hydropower station, partOf, Vattenfall hydropower portfolio]
  • A. Vattenfall chosen
    Vattenfall is a Swedish state-owned energy company that is one of Europe’s largest producers and distributors of electricity and heat, with a significant focus on renewable energy such as wind power.
  • B. Hafslund Eco Vannkraft
    Hafslund Eco Vannkraft is a Norwegian renewable energy company specializing in hydropower production and operation of hydroelectric power plants.
  • C. Tonstad Hydropower Station
    Tonstad Hydropower Station is one of Norway’s largest hydroelectric power plants, known for its significant electricity production and role in the country’s renewable energy supply.
  • D. Pilmaiquén hydropower plants
    The Pilmaiquén hydropower plants are a group of hydroelectric facilities in southern Chile that generate renewable electricity by harnessing the flow of the Pilmaiquén River, a tributary of the Bueno River.
  • E. Trollhättan hydropower area
    Trollhättan hydropower area is a major Swedish hydroelectric power complex built around the Trollhättan Falls on the Göta älv river, known for its dams, power stations, and role in regional energy production.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69e0c473f0f8819086c9d1b4a143bd67 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69f07cc8e6808190bde4d0e0981e4117 completed April 28, 2026, 9:24 a.m.
Created at: April 16, 2026, 6:54 p.m.