Triple

T6490567
Position Surface form Disambiguated ID Type / Status
Subject Fremont, Nebraska E148024 entity
Predicate locatedOn P40 FINISHED
Object Platte River E125505 NE FINISHED

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: Platte River | Statement: [Fremont, Nebraska, locatedOn, Platte River]

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: Platte River
Context triple: [Fremont, Nebraska, locatedOn, Platte River]
  • A. Platte River chosen
    The Platte River is a broad, shallow river in the central United States that flows through Nebraska and is historically significant as a route corridor for westward expansion and a vital habitat for migratory birds.
  • B. South Platte River
    The South Platte River is a major tributary of the Platte River that flows through Colorado and Nebraska, running through Denver and serving as an important source of water, recreation, and habitat in the region.
  • C. Niobrara River
    The Niobrara River is a scenic waterway in northern Nebraska known for its unique mix of Great Plains, Sandhills, and forest ecosystems and popular for canoeing, tubing, and wildlife viewing.
  • D. North Platte River
    The North Platte River is a major tributary of the Platte River that flows through Colorado, Wyoming, and Nebraska, historically serving as a key waterway and guide for westward migration routes such as the Oregon Trail.
  • E. North Platte
    North Platte is a small city in western Nebraska known as a historic railroad hub and gateway to the Great Plains.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69c009088f3081909cd467b05919de30 elicitation completed
NER batch_69c06a9a8d8481908d88e5c9f0c773f7 ner completed
NED1 batch_69c7127b5b908190af3818df47102079 ned_source_triple completed
Created at: March 22, 2026, 4:53 p.m.