Triple

T17094468
Position Surface form Disambiguated ID Type / Status
Subject Gezhouba E414807 entity
Predicate partOfHydropowerSystem P840 FINISHED
Object Yangtze River hydropower cascade
The Yangtze River hydropower cascade is a series of large, strategically coordinated dams and power stations along China’s Yangtze River that together form one of the world’s most significant hydropower generation systems.
E1249894 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Yangtze River hydropower cascade | Statement: [Gezhouba, partOfHydropowerSystem, Yangtze River hydropower cascade]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Yangtze River hydropower cascade
Context triple: [Gezhouba, partOfHydropowerSystem, Yangtze River hydropower cascade]
  • A. Three Gorges
    Three Gorges is a famous scenic and historically significant canyon region along the Yangtze River in China, renowned for its dramatic landscapes and the massive Three Gorges Dam.
  • B. Three Gorges Dam
    The Three Gorges Dam is a massive hydroelectric gravity dam in China, renowned as one of the world’s largest power stations and a major flood-control and navigation project.
  • C. Gezhouba Dam
    Gezhouba Dam is a large hydroelectric gravity dam in Yichang, Hubei, China, notable as the first major dam built on the Yangtze River and an important source of power generation and river navigation control.
  • D. Xiangjiaba Dam
    Xiangjiaba Dam is a major hydroelectric gravity dam in southwest China, known for its large installed capacity and role in generating power and regulating flow on the upper Yangtze River.
  • E. Wudongde Dam
    Wudongde Dam is a major hydroelectric gravity dam on the Jinsha (upper Yangtze) River in southwest China, known for its large installed capacity and role in regional power generation and flood control.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Yangtze River hydropower cascade
Target entity description: The Yangtze River hydropower cascade is a series of large, strategically coordinated dams and power stations along China’s Yangtze River that together form one of the world’s most significant hydropower generation systems.
  • A. Three Gorges
    Three Gorges is a famous scenic and historically significant canyon region along the Yangtze River in China, renowned for its dramatic landscapes and the massive Three Gorges Dam.
  • B. Three Gorges Dam
    The Three Gorges Dam is a massive hydroelectric gravity dam in China, renowned as one of the world’s largest power stations and a major flood-control and navigation project.
  • C. Gezhouba Dam
    Gezhouba Dam is a large hydroelectric gravity dam in Yichang, Hubei, China, notable as the first major dam built on the Yangtze River and an important source of power generation and river navigation control.
  • D. Xiangjiaba Dam
    Xiangjiaba Dam is a major hydroelectric gravity dam in southwest China, known for its large installed capacity and role in generating power and regulating flow on the upper Yangtze River.
  • E. Wudongde Dam
    Wudongde Dam is a major hydroelectric gravity dam on the Jinsha (upper Yangtze) River in southwest China, known for its large installed capacity and role in regional power generation and flood control.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Yangtze River hydropower cascade
Triple: [Gezhouba, partOfHydropowerSystem, Yangtze River hydropower cascade]
Generated description
The Yangtze River hydropower cascade is a series of large, strategically coordinated dams and power stations along China’s Yangtze River that together form one of the world’s most significant hydropower generation systems.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d886cfc8e88190b05ba466edd35591 elicitation completed
NER batch_69e3dbfc9158819081689d3d594a1908 ner completed
NED1 batch_6a012eec0d5c8190806e756aae848ba2 ned_source_triple completed
NED2 batch_6a012ffb67d4819099ec8d668cb590c9 ned_description completed
NEDg batch_6a012f7f8b148190914b0d7cfb2d5c5c nedg completed
Created at: April 10, 2026, 5:35 a.m.