Triple

T21660122
Position Surface form Disambiguated ID Type / Status
Subject Sevier Desert E534572 entity
Predicate wasPartOf P35 FINISHED
Object Pleistocene Lake Bonneville system — NE NERFINISHED

How this triple was built (2 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: Pleistocene Lake Bonneville system | Statement: [Sevier Desert, wasPartOf, Pleistocene Lake Bonneville system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pleistocene Lake Bonneville system
Context triple: [Sevier Desert, wasPartOf, Pleistocene Lake Bonneville system]
  • A. Pleistocene Lake Lahontan basin
    The Pleistocene Lake Lahontan basin is an ancient, now mostly dry hydrologic basin in the Great Basin region of Nevada that once held a vast Ice Age lake covering much of northwestern Nevada.
  • B. Lake Bonneville chosen
    Lake Bonneville was a massive prehistoric pluvial lake that once covered much of present-day Utah and surrounding areas during the last Ice Age, leaving behind features such as the Great Salt Lake and prominent shoreline terraces.
  • C. Lake Missoula basin
    Lake Missoula basin is the prehistoric glacial lake depression in the Pacific Northwest that once held vast volumes of meltwater responsible for the cataclysmic Missoula Floods.
  • D. Lake Lahontan
    Lake Lahontan was a vast prehistoric pluvial lake that covered much of what is now northwestern Nevada during the Pleistocene epoch.
  • E. Great Basin
    The Great Basin is a vast, arid region of interior drainage in the western United States, characterized by its basin-and-range topography, deserts, and salt flats.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69e0c467e1f48190af2650b19175abc4 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69ef6c07bcb88190a9864672c20325ff completed April 27, 2026, 2 p.m.
Created at: April 16, 2026, 6:36 p.m.