Triple

T1258928
Position Surface form Disambiguated ID Type / Status
Subject Bureau of Reclamation E12453 entity
Predicate hasReservoirs P13043 FINISHED
Object Yellowtail Reservoir
Yellowtail Reservoir is a man-made lake on the Bighorn River in Montana, created by Yellowtail Dam and used primarily for water storage, hydroelectric power, and recreation.
 E153501 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: Yellowtail Reservoir | Statement: [Bureau of Reclamation, hasReservoirs, Yellowtail Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Yellowtail Reservoir
Context triple: [Bureau of Reclamation, hasReservoirs, Yellowtail Reservoir]
  • A. Don Pedro Reservoir
    Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
  • B. Amawalk Reservoir
    Amawalk Reservoir is a man-made lake in Westchester County, New York, that forms part of New York City's Croton water supply system.
  • C. Little River Reservoir
    Little River Reservoir is a man-made lake in Durham County, North Carolina, primarily serving as a municipal water supply and recreational area.
  • D. Crystal Springs Reservoir
    Crystal Springs Reservoir is a large artificial lake system on the San Francisco Peninsula that serves as a major drinking water source and scenic open-space area for the region.
  • E. Ice House Reservoir
    Ice House Reservoir is a popular alpine lake in California’s Sierra Nevada known for camping, boating, and fishing within the Eldorado National Forest.
  • 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: Yellowtail Reservoir
Triple: [Bureau of Reclamation, hasReservoirs, Yellowtail Reservoir]
Generated description
Yellowtail Reservoir is a man-made lake on the Bighorn River in Montana, created by Yellowtail Dam and used primarily for water storage, hydroelectric power, and recreation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Yellowtail Reservoir
Target entity description: Yellowtail Reservoir is a man-made lake on the Bighorn River in Montana, created by Yellowtail Dam and used primarily for water storage, hydroelectric power, and recreation.
  • A. Don Pedro Reservoir
    Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
  • B. Amawalk Reservoir
    Amawalk Reservoir is a man-made lake in Westchester County, New York, that forms part of New York City's Croton water supply system.
  • C. Little River Reservoir
    Little River Reservoir is a man-made lake in Durham County, North Carolina, primarily serving as a municipal water supply and recreational area.
  • D. Crystal Springs Reservoir
    Crystal Springs Reservoir is a large artificial lake system on the San Francisco Peninsula that serves as a major drinking water source and scenic open-space area for the region.
  • E. Ice House Reservoir
    Ice House Reservoir is a popular alpine lake in California’s Sierra Nevada known for camping, boating, and fishing within the Eldorado National Forest.
  • 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_69a4933352e08190ac617291985e76c0 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a4bfc3a2848190891e73b351019d5b completed March 1, 2026, 10:37 p.m.
NED1 Entity disambiguation (via context triple) batch_69acc61df4b48190aa142f30026e6580 completed March 8, 2026, 12:43 a.m.
NEDg Description generation batch_69acc6ae66408190bf48fe3150a08116 completed March 8, 2026, 12:45 a.m.
NED2 Entity disambiguation (via description) batch_69acc73b92248190b723cb64046799e3 completed March 8, 2026, 12:47 a.m.
Created at: March 1, 2026, 7:50 p.m.