Triple

T22216692
Position Surface form Disambiguated ID Type / Status
Subject Upper American River Project E549090 entity
Predicate hasPart P35 FINISHED
Object Afterbay Reservoir — NE NERFINISHED

How this triple was built (3 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: Afterbay Reservoir | Statement: [Upper American River Project, hasPart, Afterbay Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Afterbay Reservoir
Context triple: [Upper American River Project, hasPart, Afterbay Reservoir]
  • A. Megget Reservoir
    Megget Reservoir is a large man-made loch in the Scottish Borders that serves as a major water supply source and a gateway for outdoor activities in the surrounding hills.
  • B. Merimere Reservoir
    Merimere Reservoir is a scenic body of water in Meriden, Connecticut, known for its surrounding cliffs, hiking trails, and role as a central natural feature of Hubbard Park.
  • C. John H. Kerr Reservoir
    John H. Kerr Reservoir is a large man-made lake on the Roanoke River along the North Carolina–Virginia border, widely used for hydroelectric power, flood control, and recreation.
  • D. Brownlee Reservoir
    Brownlee Reservoir is a large man-made lake on the Snake River along the Oregon–Idaho border, popular for boating, fishing, and other water recreation.
  • E. R. L. Harris Reservoir
    R. L. Harris Reservoir is a man-made lake in east-central Alabama popular for fishing, boating, and other recreational activities.
  • 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: Afterbay Reservoir
Target entity description: Afterbay Reservoir is a regulating water storage facility on the American River in California that helps manage flows and support hydroelectric operations within the Upper American River Project.
  • A. Megget Reservoir
    Megget Reservoir is a large man-made loch in the Scottish Borders that serves as a major water supply source and a gateway for outdoor activities in the surrounding hills.
  • B. Merimere Reservoir
    Merimere Reservoir is a scenic body of water in Meriden, Connecticut, known for its surrounding cliffs, hiking trails, and role as a central natural feature of Hubbard Park.
  • C. John H. Kerr Reservoir
    John H. Kerr Reservoir is a large man-made lake on the Roanoke River along the North Carolina–Virginia border, widely used for hydroelectric power, flood control, and recreation.
  • D. Brownlee Reservoir
    Brownlee Reservoir is a large man-made lake on the Snake River along the Oregon–Idaho border, popular for boating, fishing, and other water recreation.
  • E. R. L. Harris Reservoir
    R. L. Harris Reservoir is a man-made lake in east-central Alabama popular for fishing, boating, and other recreational activities.
  • F. None of above. chosen

Provenance (2 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_69e11e3f7e04819089806d81d5ac431e completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f12b8c9d488190a59f571862997304 completed April 28, 2026, 9:50 p.m.
Created at: April 16, 2026, 8:37 p.m.