Triple

T11364823
Position Surface form Disambiguated ID Type / Status
Subject Teesta Low Dam IV E269175 entity
Predicate owner P347 FINISHED
Object National Hydroelectric Power Corporation
National Hydroelectric Power Corporation is an Indian government-owned enterprise responsible for developing, operating, and managing hydroelectric power projects across the country.
E921570 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: National Hydroelectric Power Corporation | Statement: [Teesta Low Dam IV, owner, National Hydroelectric Power Corporation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: National Hydroelectric Power Corporation
Context triple: [Teesta Low Dam IV, owner, National Hydroelectric Power Corporation]
  • A. Narmada Hydroelectric Development Corporation
    Narmada Hydroelectric Development Corporation is a power generation company responsible for developing and operating major hydroelectric projects on the Narmada River in India.
  • B. Damodar Valley Corporation
    Damodar Valley Corporation is a government-owned power and irrigation utility in eastern India responsible for multi-purpose development of the Damodar River basin, including electricity generation, flood control, and water management.
  • C. Satluj Jal Vidyut Nigam Limited
    Satluj Jal Vidyut Nigam Limited is an Indian public sector hydropower company that develops, operates, and maintains large hydroelectric projects, primarily in the Satluj River basin.
  • D. Central Electricity Authority of India
    The Central Electricity Authority of India is a statutory government body responsible for technical and economic regulation, planning, and development of the country’s power sector.
  • E. Sardar Sarovar Narmada Nigam Limited
    Sardar Sarovar Narmada Nigam Limited is a government-owned corporation of the state of Gujarat responsible for implementing and operating the Sardar Sarovar Project on the Narmada River, including its large-scale irrigation and water supply systems.
  • 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: National Hydroelectric Power Corporation
Triple: [Teesta Low Dam IV, owner, National Hydroelectric Power Corporation]
Generated description
National Hydroelectric Power Corporation is an Indian government-owned enterprise responsible for developing, operating, and managing hydroelectric power projects across the country.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: National Hydroelectric Power Corporation
Target entity description: National Hydroelectric Power Corporation is an Indian government-owned enterprise responsible for developing, operating, and managing hydroelectric power projects across the country.
  • A. Narmada Hydroelectric Development Corporation
    Narmada Hydroelectric Development Corporation is a power generation company responsible for developing and operating major hydroelectric projects on the Narmada River in India.
  • B. Damodar Valley Corporation
    Damodar Valley Corporation is a government-owned power and irrigation utility in eastern India responsible for multi-purpose development of the Damodar River basin, including electricity generation, flood control, and water management.
  • C. Satluj Jal Vidyut Nigam Limited
    Satluj Jal Vidyut Nigam Limited is an Indian public sector hydropower company that develops, operates, and maintains large hydroelectric projects, primarily in the Satluj River basin.
  • D. Central Electricity Authority of India
    The Central Electricity Authority of India is a statutory government body responsible for technical and economic regulation, planning, and development of the country’s power sector.
  • E. Sardar Sarovar Narmada Nigam Limited
    Sardar Sarovar Narmada Nigam Limited is a government-owned corporation of the state of Gujarat responsible for implementing and operating the Sardar Sarovar Project on the Narmada River, including its large-scale irrigation and water supply systems.
  • 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_69d6aacca1048190b39dbbc2174616fa completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7ea4589908190948a8225768e1eec completed April 9, 2026, 6:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69e55667d4908190b6290135eba41e54 completed April 19, 2026, 10:25 p.m.
NEDg Description generation batch_69e562c6e7c8819098d22a6e0daa4a51 completed April 19, 2026, 11:18 p.m.
NED2 Entity disambiguation (via description) batch_69e56a472f0c819086c1cccaa5ca0ae7 completed April 19, 2026, 11:50 p.m.
Created at: April 8, 2026, 9:33 p.m.