Triple

T1481191
Position Surface form Disambiguated ID Type / Status
Subject Buck Creek State Park E30959 entity
Predicate locatedOnWaterbody P1489 FINISHED
Object C. J. Brown Reservoir
C. J. Brown Reservoir is a man-made lake in Ohio known for boating, fishing, and serving as the centerpiece of Buck Creek State Park.
E174070 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: C. J. Brown Reservoir | Statement: [Buck Creek State Park, locatedOnWaterbody, C. J. Brown Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: C. J. Brown Reservoir
Context triple: [Buck Creek State Park, locatedOnWaterbody, C. J. Brown Reservoir]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Hillview Reservoir
    Hillview Reservoir is a key New York City water storage facility that serves as the final holding basin for treated water before it enters the city’s distribution system.
  • E. 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.
  • 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: C. J. Brown Reservoir
Triple: [Buck Creek State Park, locatedOnWaterbody, C. J. Brown Reservoir]
Generated description
C. J. Brown Reservoir is a man-made lake in Ohio known for boating, fishing, and serving as the centerpiece of Buck Creek State Park.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: C. J. Brown Reservoir
Target entity description: C. J. Brown Reservoir is a man-made lake in Ohio known for boating, fishing, and serving as the centerpiece of Buck Creek State Park.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Hillview Reservoir
    Hillview Reservoir is a key New York City water storage facility that serves as the final holding basin for treated water before it enters the city’s distribution system.
  • E. 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.
  • 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_69a498fe55a88190ab7f9e40ace88e49 completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c67699848190852e376efe22737c completed March 1, 2026, 11:06 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad2940a44c8190967a62781cca0306 completed March 8, 2026, 7:46 a.m.
NEDg Description generation batch_69ad2a1742d48190a82c1fc8c81d5c21 completed March 8, 2026, 7:49 a.m.
NED2 Entity disambiguation (via description) batch_69ad2a9e50888190bab83785f11135ea completed March 8, 2026, 7:51 a.m.
Created at: March 1, 2026, 8:11 p.m.