Triple

T20659111
Position Surface form Disambiguated ID Type / Status
Subject Tinnelva E507708 entity
Predicate hasHydropowerPlant P15311 FINISHED
Object Svelgfoss hydropower plant
Svelgfoss hydropower plant is a Norwegian hydroelectric facility on the Tinnelva river, known for harnessing significant waterfall energy for power production.
 E1445648 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: Svelgfoss hydropower plant | Statement: [Tinnelva, hasHydropowerPlant, Svelgfoss hydropower plant]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Svelgfoss hydropower plant
Context triple: [Tinnelva, hasHydropowerPlant, Svelgfoss hydropower plant]
  • A. Rjukanfossen power plant
    Rjukanfossen power plant is an early 20th-century Norwegian hydroelectric facility developed by Norsk Hydro to harness the Rjukanfossen waterfall for large-scale industrial power production.
  • B. Geithusfoss power station
    Geithusfoss power station is a hydroelectric facility located on the Drammenselva river in Norway, generating renewable power from the river’s flow.
  • C. Hellefoss power station
    Hellefoss power station is a hydroelectric power plant located on the Drammenselva river in Norway, generating renewable energy from the river’s flow.
  • D. Åmotfoss power station
    Åmotfoss power station is a hydroelectric power plant located on the Drammenselva river in Norway, generating renewable electricity from the river’s flow.
  • E. Grønvollfoss hydropower plant
    Grønvollfoss hydropower plant is a Norwegian hydroelectric facility that generates renewable energy by harnessing the flow of the Tinnelva river.
  • 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: Svelgfoss hydropower plant
Triple: [Tinnelva, hasHydropowerPlant, Svelgfoss hydropower plant]
Generated description
Svelgfoss hydropower plant is a Norwegian hydroelectric facility on the Tinnelva river, known for harnessing significant waterfall energy for power production.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Svelgfoss hydropower plant
Target entity description: Svelgfoss hydropower plant is a Norwegian hydroelectric facility on the Tinnelva river, known for harnessing significant waterfall energy for power production.
  • A. Rjukanfossen power plant
    Rjukanfossen power plant is an early 20th-century Norwegian hydroelectric facility developed by Norsk Hydro to harness the Rjukanfossen waterfall for large-scale industrial power production.
  • B. Geithusfoss power station
    Geithusfoss power station is a hydroelectric facility located on the Drammenselva river in Norway, generating renewable power from the river’s flow.
  • C. Hellefoss power station
    Hellefoss power station is a hydroelectric power plant located on the Drammenselva river in Norway, generating renewable energy from the river’s flow.
  • D. Åmotfoss power station
    Åmotfoss power station is a hydroelectric power plant located on the Drammenselva river in Norway, generating renewable electricity from the river’s flow.
  • E. Grønvollfoss hydropower plant
    Grønvollfoss hydropower plant is a Norwegian hydroelectric facility that generates renewable energy by harnessing the flow of the Tinnelva river.
  • 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_69e0b4bf58c081908e52a4500e03ff83 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6b2eff7a88190be0bdea227616e02 completed April 20, 2026, 11:12 p.m.
NED1 Entity disambiguation (via context triple) batch_6a08d7d616fc8190b301a219b032e71f completed May 16, 2026, 8:47 p.m.
NEDg Description generation batch_6a08d89983608190acb8f2b8b9483574 completed May 16, 2026, 8:50 p.m.
NED2 Entity disambiguation (via description) batch_6a08d9693acc8190acc75cbbf06b62da completed May 16, 2026, 8:54 p.m.
Created at: April 16, 2026, 11:43 a.m.