Triple

T20617382
Position Surface form Disambiguated ID Type / Status
Subject Imatrankoski rapids E506601 entity
Predicate nearbyStructure P2064 FINISHED
Object Imatra hydroelectric power plant — 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: Imatra hydroelectric power plant | Statement: [Imatrankoski rapids, nearbyStructure, Imatra hydroelectric power plant]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Imatra hydroelectric power plant
Context triple: [Imatrankoski rapids, nearbyStructure, Imatra hydroelectric power plant]
  • A. Imatra hydropower plant chosen
    The Imatra hydropower plant is one of Finland’s largest and oldest hydroelectric stations, harnessing the rapids at Imatra to generate electricity and serving as a notable industrial and tourist landmark.
  • B. Tampella power plant
    Tampella power plant is a hydroelectric power station located on the Tammerkoski rapids in Tampere, Finland, generating renewable electricity from the river’s flow.
  • C. Merikoski power plant
    Merikoski power plant is a hydroelectric power station located on the Oulujoki River in Oulu, Finland, generating electricity from the river’s flow.
  • D. Pyhäkoski power plant
    The Pyhäkoski power plant is a major hydroelectric facility in Finland, known as one of the key stations harnessing the flow of the Oulujoki River for electricity production.
  • E. Almatti Hydroelectric Power Station
    Almatti Hydroelectric Power Station is a major dam-based power facility in Karnataka, India, that generates electricity from the waters of the Krishna River.
  • 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_69e0b4bc90988190ac360aaf645efc1d completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6aadd30b88190af3a05527ad5ac64 completed April 20, 2026, 10:38 p.m.
Created at: April 16, 2026, 11:41 a.m.