Triple

T6630220
Position Surface form Disambiguated ID Type / Status
Subject O'Higgins Glacier E149903 entity
Predicate hasHydrologicalBasin P5506 FINISHED
Object Baker River basin E61863 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: Baker River basin | Statement: [O'Higgins Glacier, hasHydrologicalBasin, Baker River basin]

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: Baker River basin
Context triple: [O'Higgins Glacier, hasHydrologicalBasin, Baker River basin]
  • A. Cheat River basin
    The Cheat River basin is a watershed in the Allegheny Mountains of West Virginia and Pennsylvania that collects runoff from highland areas, including Cheat Mountain, before draining into the Monongahela River system.
  • B. Baker River chosen
    The Baker River is one of the largest and most powerful rivers in Chilean Patagonia, renowned for its turquoise waters, remote wilderness surroundings, and significance for both hydropower debates and adventure tourism.
  • C. Baker River
    Baker River is a tributary of the Pemigewasset River in central New Hampshire, flowing through towns such as Plymouth and serving as a scenic waterway for recreation and local wildlife.
  • D. Dyle river basin
    The Dyle river basin is a drainage area in central Belgium encompassing the Dyle River and its tributaries, including the region around towns such as La Hulpe.
  • E. Homathko River basin
    The Homathko River basin is a remote watershed in the Coast Mountains of British Columbia that channels glacial meltwater and mountain runoff from high icefields and peaks to the Pacific Ocean via Bute Inlet.
  • 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_69c687ee50048190aa151765bef16193 elicitation completed
NER batch_69c6afa5c9b48190b645be96d446d0ca ner completed
NED1 batch_69c6cbeb04348190957b8e5f098b72bf ned_source_triple completed
Created at: March 27, 2026, 1:59 p.m.