Triple

T16479902
Position Surface form Disambiguated ID Type / Status
Subject Schluchseewerk AG E400286 entity
Predicate operatesPowerPlant P17850 FINISHED
Object Witznau hydropower plant
The Witznau hydropower plant is a German hydroelectric facility on the Upper Rhine that forms part of the Schluchseewerk AG cascade system for generating renewable electricity.
E1215156 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: Witznau hydropower plant | Statement: [Schluchseewerk AG, operatesPowerPlant, Witznau hydropower plant]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Witznau hydropower plant
Context triple: [Schluchseewerk AG, operatesPowerPlant, Witznau hydropower plant]
  • A. Kembs hydroelectric power station
    Kembs hydroelectric power station is a run-of-the-river hydroelectric facility on the Rhine in France, known as one of the oldest major plants harnessing the Grand Canal d’Alsace for power generation.
  • B. Säckingen hydropower plant
    The Säckingen hydropower plant is a hydroelectric facility on the Upper Rhine in Germany that generates renewable electricity as part of the Schluchseewerk AG power plant network.
  • C. Sihl hydroelectric scheme
    The Sihl hydroelectric scheme is a Swiss power generation system that harnesses the waters of the Sihl river basin, including the Sihlsee reservoir, to produce hydroelectric energy.
  • D. Schluchsee hydropower plant
    The Schluchsee hydropower plant is a major pumped-storage hydroelectric facility in Germany’s Black Forest region, providing flexible electricity generation and grid balancing services.
  • E. Okertalsperre power station
    Okertalsperre power station is a hydroelectric facility in Germany that generates electricity using water from the Okertalsperre reservoir in the Harz Mountains.
  • 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: Witznau hydropower plant
Triple: [Schluchseewerk AG, operatesPowerPlant, Witznau hydropower plant]
Generated description
The Witznau hydropower plant is a German hydroelectric facility on the Upper Rhine that forms part of the Schluchseewerk AG cascade system for generating renewable electricity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Witznau hydropower plant
Target entity description: The Witznau hydropower plant is a German hydroelectric facility on the Upper Rhine that forms part of the Schluchseewerk AG cascade system for generating renewable electricity.
  • A. Kembs hydroelectric power station
    Kembs hydroelectric power station is a run-of-the-river hydroelectric facility on the Rhine in France, known as one of the oldest major plants harnessing the Grand Canal d’Alsace for power generation.
  • B. Säckingen hydropower plant chosen
    The Säckingen hydropower plant is a hydroelectric facility on the Upper Rhine in Germany that generates renewable electricity as part of the Schluchseewerk AG power plant network.
  • C. Sihl hydroelectric scheme
    The Sihl hydroelectric scheme is a Swiss power generation system that harnesses the waters of the Sihl river basin, including the Sihlsee reservoir, to produce hydroelectric energy.
  • D. Schluchsee hydropower plant
    The Schluchsee hydropower plant is a major pumped-storage hydroelectric facility in Germany’s Black Forest region, providing flexible electricity generation and grid balancing services.
  • E. Okertalsperre power station
    Okertalsperre power station is a hydroelectric facility in Germany that generates electricity using water from the Okertalsperre reservoir in the Harz Mountains.
  • F. None of above.

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_69d883813098819084f5409539723b59 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e32e01f6c88190b75a0d6c94786426 completed April 18, 2026, 7:08 a.m.
NED1 Entity disambiguation (via context triple) batch_6a00581ebe888190a331974473f1be1a completed May 10, 2026, 10:04 a.m.
NEDg Description generation batch_6a0059473c088190a8c9fc757c0a3ef1 completed May 10, 2026, 10:09 a.m.
NED2 Entity disambiguation (via description) batch_6a005a457868819096e21df6944de0ff completed May 10, 2026, 10:13 a.m.
Created at: April 10, 2026, 5:13 a.m.