Triple

T1890157
Position Surface form Disambiguated ID Type / Status
Subject Dnieper E41855 entity
Predicate hasReservoir P1025 FINISHED
Object Kyiv Reservoir
The Kyiv Reservoir is a large artificial lake in northern Ukraine created by damming the Dnieper River, serving hydroelectric, water supply, and flood control purposes for the Kyiv region.
 E213268 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: Kyiv Reservoir | Statement: [Dnieper, hasReservoir, Kyiv Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kyiv Reservoir
Context triple: [Dnieper, hasReservoir, Kyiv Reservoir]
  • A. Pirogovskoye Reservoir
    Pirogovskoye Reservoir is a large artificial lake and popular recreational water body located in Moscow Oblast, Russia.
  • B. Klyazminskoye Reservoir
    Klyazminskoye Reservoir is a large artificial lake in Moscow Oblast, Russia, used primarily for water supply, recreation, and regulating river flow.
  • C. Kamyshin Reservoir
    Kamyshin Reservoir is an artificial water body in Russia that serves as a key hydrological and resource feature within Volgograd Oblast.
  • D. Ivankovo Reservoir
    Ivankovo Reservoir is a large artificial lake in Russia that serves as the uppermost reservoir on the Volga River, playing a key role in water supply, navigation, and hydroelectric power generation for the Moscow region.
  • E. Tsimlyansk Reservoir
    Tsimlyansk Reservoir is a large artificial lake on the Don River in southwestern Russia, created for hydroelectric power, irrigation, and navigation.
  • 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: Kyiv Reservoir
Triple: [Dnieper, hasReservoir, Kyiv Reservoir]
Generated description
The Kyiv Reservoir is a large artificial lake in northern Ukraine created by damming the Dnieper River, serving hydroelectric, water supply, and flood control purposes for the Kyiv region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Kyiv Reservoir
Target entity description: The Kyiv Reservoir is a large artificial lake in northern Ukraine created by damming the Dnieper River, serving hydroelectric, water supply, and flood control purposes for the Kyiv region.
  • A. Pirogovskoye Reservoir
    Pirogovskoye Reservoir is a large artificial lake and popular recreational water body located in Moscow Oblast, Russia.
  • B. Klyazminskoye Reservoir
    Klyazminskoye Reservoir is a large artificial lake in Moscow Oblast, Russia, used primarily for water supply, recreation, and regulating river flow.
  • C. Kamyshin Reservoir
    Kamyshin Reservoir is an artificial water body in Russia that serves as a key hydrological and resource feature within Volgograd Oblast.
  • D. Ivankovo Reservoir
    Ivankovo Reservoir is a large artificial lake in Russia that serves as the uppermost reservoir on the Volga River, playing a key role in water supply, navigation, and hydroelectric power generation for the Moscow region.
  • E. Tsimlyansk Reservoir
    Tsimlyansk Reservoir is a large artificial lake on the Don River in southwestern Russia, created for hydroelectric power, irrigation, and navigation.
  • 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_69a8864b6de0819098d089f6a1b910a7 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb14475448190b291ada3454bf98b completed March 7, 2026, 5:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69adeae81e4c8190bf480215a8a33630 completed March 8, 2026, 9:32 p.m.
NEDg Description generation batch_69adecb9e9508190baefd8cdc99db150 completed March 8, 2026, 9:40 p.m.
NED2 Entity disambiguation (via description) batch_69aded18a34c8190b32c8e55436de805 completed March 8, 2026, 9:41 p.m.
Created at: March 4, 2026, 7:34 p.m.