Triple

T6918089
Position Surface form Disambiguated ID Type / Status
Subject Sulak River E160113 entity
Predicate hasReservoir P1025 FINISHED
Object Irganai Reservoir
Irganai Reservoir is a large artificial lake in Dagestan, Russia, created by the Irganai Dam on the Sulak River for hydroelectric power generation and water management.
 E641356 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: Irganai Reservoir | Statement: [Sulak River, hasReservoir, Irganai Reservoir]

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: Irganai Reservoir
Context triple: [Sulak River, hasReservoir, Irganai Reservoir]
  • A. E. V. Spence Reservoir
    E. V. Spence Reservoir is a man-made lake in West Texas that serves as a major water supply and recreational resource for the surrounding region.
  • B. Canistear Reservoir
    Canistear Reservoir is a man-made lake in northern New Jersey that serves as a water supply and recreational area within the township of West Milford.
  • C. Lusk Reservoir
    Lusk Reservoir is a scenic man-made lake on the grounds of the United States Military Academy at West Point, often noted for its picturesque setting near the campus athletic facilities.
  • D. John Martin Reservoir
    John Martin Reservoir is a large man-made lake and state park in southeastern Colorado known for its water recreation, birdwatching, and role in regional water storage and flood control.
  • E. Harangi Reservoir
    Harangi Reservoir is an artificial lake in Karnataka, India, formed by the Harangi Dam on the Harangi River and used primarily for irrigation and water storage.
  • 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: Irganai Reservoir
Target entity description: Irganai Reservoir is a large artificial lake in Dagestan, Russia, created by the Irganai Dam on the Sulak River for hydroelectric power generation and water management.
  • A. E. V. Spence Reservoir
    E. V. Spence Reservoir is a man-made lake in West Texas that serves as a major water supply and recreational resource for the surrounding region.
  • B. Canistear Reservoir
    Canistear Reservoir is a man-made lake in northern New Jersey that serves as a water supply and recreational area within the township of West Milford.
  • C. Lusk Reservoir
    Lusk Reservoir is a scenic man-made lake on the grounds of the United States Military Academy at West Point, often noted for its picturesque setting near the campus athletic facilities.
  • D. John Martin Reservoir
    John Martin Reservoir is a large man-made lake and state park in southeastern Colorado known for its water recreation, birdwatching, and role in regional water storage and flood control.
  • E. Harangi Reservoir
    Harangi Reservoir is an artificial lake in Karnataka, India, formed by the Harangi Dam on the Harangi River and used primarily for irrigation and water storage.
  • 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: Irganai Reservoir
Triple: [Sulak River, hasReservoir, Irganai Reservoir]
Generated description
Irganai Reservoir is a large artificial lake in Dagestan, Russia, created by the Irganai Dam on the Sulak River for hydroelectric power generation and water management.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69c6883ab1008190a07129ff06f625d9 elicitation completed
NER batch_69c6d9e17ea08190b8c4142af8adfba0 ner completed
NED1 batch_69c79c79536c819092411ee37298a424 ned_source_triple completed
NED2 batch_69c79db593088190b88ed299a55096d6 ned_description completed
NEDg batch_69c79d234de48190acfe916150252c2e nedg completed
Created at: March 27, 2026, 2:26 p.m.