Triple

T7655711
Position Surface form Disambiguated ID Type / Status
Subject San Juan River E173375 entity
Predicate tributaryOf P415 FINISHED
Object Colorado River E36087 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: Colorado River | Statement: [San Juan River, tributaryOf, Colorado 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: Colorado River
Context triple: [San Juan River, tributaryOf, Colorado River]
  • A. Colorado River chosen
    The Colorado River is a major waterway of the southwestern United States and northern Mexico, renowned for carving the Grand Canyon and serving as a crucial water source for arid regions and Indigenous communities.
  • B. Colorado River
    The Colorado River in Argentina is a major watercourse in the south-central part of the country that flows eastward from the Andes to the Atlantic Ocean, forming part of the boundary of Buenos Aires Province and supporting regional agriculture and irrigation.
  • C. Arkansas River
    The Arkansas River is a major tributary of the Mississippi River that flows from the Rocky Mountains in Colorado through Kansas, Oklahoma, and Arkansas, playing a key role in the region’s ecology, history, and commerce.
  • D. Gunnison River
    The Gunnison River is a major tributary of the Colorado River in western Colorado, known for carving the dramatic Black Canyon and supporting recreation, irrigation, and hydropower in the region.
  • E. San Luis Rey River
    The San Luis Rey River is a major waterway in northern San Diego County, California, flowing from the inland mountains westward to the Pacific Ocean near Oceanside.
  • 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_69c69955517c819085bc715b96d304d2 elicitation completed
NER batch_69c7018ea3688190907c3ac7d25e3da6 ner completed
NED1 batch_69c8eefc58f08190b6d57608a2a296c8 ned_source_triple completed
Created at: March 27, 2026, 3:59 p.m.