Triple

T4466780
Position Surface form Disambiguated ID Type / Status
Subject Itaipu Dam E98397 entity
Predicate turbineType P11311 FINISHED
Object Francis turbine
A Francis turbine is a widely used reaction water turbine designed for medium-head hydroelectric power generation, known for its high efficiency and suitability for large dams.
E442395 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: Francis turbine | Statement: [Itaipu Dam, turbineType, Francis turbine]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Francis turbine
Context triple: [Itaipu Dam, turbineType, Francis turbine]
  • A. Kaplan turbines
    Kaplan turbines are adjustable-blade water turbines commonly used in low-head hydroelectric power plants to efficiently generate electricity from large volumes of flowing water.
  • B. Voith
    Voith is a German multinational engineering company known for its technologies and services in sectors such as energy, paper, raw materials, and transportation.
  • C. Olidan power station
    Olidan power station is one of Sweden’s oldest large-scale hydroelectric power plants, located in Trollhättan and historically important for the country’s industrial electrification.
  • D. Flix hydroelectric plant
    The Flix hydroelectric plant is a hydroelectric power station located in the municipality of Flix in Catalonia, Spain, generating electricity from the flow of the Ebro River.
  • E. Gravfoss power station
    Gravfoss power station is a hydroelectric power plant located on the Drammenselva river in Norway, generating renewable electricity from the river’s flow.
  • 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: Francis turbine
Triple: [Itaipu Dam, turbineType, Francis turbine]
Generated description
A Francis turbine is a widely used reaction water turbine designed for medium-head hydroelectric power generation, known for its high efficiency and suitability for large dams.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Francis turbine
Target entity description: A Francis turbine is a widely used reaction water turbine designed for medium-head hydroelectric power generation, known for its high efficiency and suitability for large dams.
  • A. Kaplan turbines
    Kaplan turbines are adjustable-blade water turbines commonly used in low-head hydroelectric power plants to efficiently generate electricity from large volumes of flowing water.
  • B. Voith
    Voith is a German multinational engineering company known for its technologies and services in sectors such as energy, paper, raw materials, and transportation.
  • C. Olidan power station
    Olidan power station is one of Sweden’s oldest large-scale hydroelectric power plants, located in Trollhättan and historically important for the country’s industrial electrification.
  • D. Flix hydroelectric plant
    The Flix hydroelectric plant is a hydroelectric power station located in the municipality of Flix in Catalonia, Spain, generating electricity from the flow of the Ebro River.
  • E. Gravfoss power station
    Gravfoss power station is a hydroelectric power plant located on the Drammenselva river in Norway, generating renewable electricity from the river’s flow.
  • 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_69b3454b4ae481908967426dd37284d6 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b3569a38e88190a8d590931c4a7c96 completed March 13, 2026, 12:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69b62860151c8190b43465537b154f00 completed March 15, 2026, 3:32 a.m.
NEDg Description generation batch_69b62c3bf15c8190826f93c4c43733e6 completed March 15, 2026, 3:49 a.m.
NED2 Entity disambiguation (via description) batch_69b62cbaef8c8190b5d89a607c76eaf7 completed March 15, 2026, 3:51 a.m.
Created at: March 12, 2026, 11:34 p.m.