Triple

T10255779
Position Surface form Disambiguated ID Type / Status
Subject Cumberland River E240460 entity
Predicate impounds P32296 FINISHED
Object Barkley Lake
Barkley Lake is a large reservoir in western Kentucky and Tennessee, known for recreation, flood control, and hydroelectric power generation.
E1009373 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: Barkley Lake | Statement: [Cumberland River, impounds, Barkley Lake]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Barkley Lake
Context triple: [Cumberland River, impounds, Barkley Lake]
  • A. Singletary Lake
    Singletary Lake is a natural Carolina bay lake in southeastern North Carolina, known for its unique elliptical shape and role in Singletary Lake State Park.
  • B. Burke Lake
    Burke Lake is a man-made reservoir in Fairfax Station, Virginia, known for fishing, boating, and surrounding recreational amenities.
  • C. Banks Lake
    Banks Lake is a large man-made reservoir in central Washington State, created as part of the Columbia Basin Project to store and distribute irrigation water.
  • D. Webb Lake
    Webb Lake is a scenic freshwater lake in western Maine known for outdoor recreation such as boating, fishing, and camping.
  • E. Findley Lake
    Findley Lake is a small hamlet and recreational lake in southwestern New York known for its lakeside tourism and proximity to the Pennsylvania border.
  • 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: Barkley Lake
Triple: [Cumberland River, impounds, Barkley Lake]
Generated description
Barkley Lake is a large reservoir in western Kentucky and Tennessee, known for recreation, flood control, and hydroelectric power generation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Barkley Lake
Target entity description: Barkley Lake is a large reservoir in western Kentucky and Tennessee, known for recreation, flood control, and hydroelectric power generation.
  • A. Singletary Lake
    Singletary Lake is a natural Carolina bay lake in southeastern North Carolina, known for its unique elliptical shape and role in Singletary Lake State Park.
  • B. Burke Lake
    Burke Lake is a man-made reservoir in Fairfax Station, Virginia, known for fishing, boating, and surrounding recreational amenities.
  • C. Banks Lake
    Banks Lake is a large man-made reservoir in central Washington State, created as part of the Columbia Basin Project to store and distribute irrigation water.
  • D. Webb Lake
    Webb Lake is a scenic freshwater lake in western Maine known for outdoor recreation such as boating, fishing, and camping.
  • E. Findley Lake
    Findley Lake is a small hamlet and recreational lake in southwestern New York known for its lakeside tourism and proximity to the Pennsylvania border.
  • 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_69d381a7e198819090280d5ab885d59e completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4d24c69ac81908b4da53d13407ac8 completed April 7, 2026, 9:45 a.m.
NED1 Entity disambiguation (via context triple) batch_69f6a52daf1c81909c586e470a998073 completed May 3, 2026, 1:30 a.m.
NEDg Description generation batch_69f6a616f6e4819096c9850434882548 completed May 3, 2026, 1:34 a.m.
NED2 Entity disambiguation (via description) batch_69f6a716bb2c81909dccc5ddbf3c92b5 completed May 3, 2026, 1:38 a.m.
Created at: April 6, 2026, 11:30 a.m.