Triple

T21289308
Position Surface form Disambiguated ID Type / Status
Subject Big Hole River E524743 entity
Predicate partOf P40 FINISHED
Object Missouri River watershed — NE NERFINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Missouri River watershed | Statement: [Big Hole River, partOf, Missouri River watershed]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Missouri River watershed
Context triple: [Big Hole River, partOf, Missouri River watershed]
  • A. Missouri River Basin chosen
    The Missouri River Basin is a vast drainage area in the central United States that collects water from the Missouri River and its tributaries across multiple states and parts of Canada.
  • B. Missouri River valley
    The Missouri River valley is a fertile and historically significant region of the central United States that has long served as a homeland and travel corridor for numerous Indigenous peoples and later European-American settlers.
  • C. Mississippi River basin
    The Mississippi River basin is the vast drainage area of the Mississippi River system, encompassing much of the central United States and parts of Canada and covering one of the largest river basins in the world.
  • D. Missouri River Breaks region
    The Missouri River Breaks region is a rugged, remote landscape of badlands, cliffs, and prairie along the upper Missouri River in central Montana, renowned for its scenic beauty, wildlife habitat, and historical significance.
  • E. White River watershed
    The White River watershed is the drainage basin in western Michigan that collects and channels water from numerous lakes, streams, and surrounding lands into the White River system.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e0b5171f6c8190a5d57201ede73811 elicitation completed
NER batch_69e736d882408190a2300327cb73b7f6 ner completed
Created at: April 16, 2026, 4:03 p.m.