Triple

T17767778
Position Surface form Disambiguated ID Type / Status
Subject Lake Puyehue E443553 entity
Predicate partOf P40 FINISHED
Object Puyehue 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: Puyehue River watershed | Statement: [Lake Puyehue, partOf, Puyehue River watershed]

Disambiguation candidates (2 decisions)

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: Puyehue River watershed
Context triple: [Lake Puyehue, partOf, Puyehue River watershed]
  • A. Mataquito River basin
    The Mataquito River basin is a river drainage system in Chile’s Maule Region that collects waters from tributaries such as the Teno River before flowing into the Pacific Ocean.
  • B. San Lorenzo River watershed
    The San Lorenzo River watershed is a drainage basin in California’s Santa Cruz Mountains that collects rainfall and streamflow feeding the San Lorenzo River and its surrounding ecosystems and communities.
  • C. Itata River basin
    The Itata River basin is a river drainage area in south-central Chile known for its fertile valleys, historical indigenous presence, and significant role in regional agriculture and viticulture.
  • D. Río Hurtado basin
    The Río Hurtado basin is a river drainage area in Chile’s Coquimbo Region, characterized by semi-arid Andean landscapes, rural communities, and agriculture dependent on its seasonal waters.
  • E. Lauca River basin
    The Lauca River basin is a high-altitude Andean watershed in northern Chile and western Bolivia, known for its volcanic landscapes, altiplano wetlands, and rich biodiversity within protected areas such as Lauca National Park.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Puyehue River watershed
Target entity description: The Puyehue River watershed is a drainage basin in southern Chile that collects water from Lake Puyehue and surrounding Andean landscapes before channeling it through the Puyehue River system.
  • A. Mataquito River basin
    The Mataquito River basin is a river drainage system in Chile’s Maule Region that collects waters from tributaries such as the Teno River before flowing into the Pacific Ocean.
  • B. San Lorenzo River watershed
    The San Lorenzo River watershed is a drainage basin in California’s Santa Cruz Mountains that collects rainfall and streamflow feeding the San Lorenzo River and its surrounding ecosystems and communities.
  • C. Itata River basin
    The Itata River basin is a river drainage area in south-central Chile known for its fertile valleys, historical indigenous presence, and significant role in regional agriculture and viticulture.
  • D. Río Hurtado basin
    The Río Hurtado basin is a river drainage area in Chile’s Coquimbo Region, characterized by semi-arid Andean landscapes, rural communities, and agriculture dependent on its seasonal waters.
  • E. Lauca River basin
    The Lauca River basin is a high-altitude Andean watershed in northern Chile and western Bolivia, known for its volcanic landscapes, altiplano wetlands, and rich biodiversity within protected areas such as Lauca National Park.
  • F. None of above. chosen

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69d8b9edf16c8190a59ebd245d378f4f elicitation completed
NER batch_69e485fd8aa081909c8ee9264af15c69 ner completed
Created at: April 10, 2026, 10:11 a.m.