Triple

T17767756
Position Surface form Disambiguated ID Type / Status
Subject Lake Puyehue E443553 entity
Predicate inflow P415 FINISHED
Object Chanleufú River — 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: Chanleufú River | Statement: [Lake Puyehue, inflow, Chanleufú River]

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: Chanleufú River
Context triple: [Lake Puyehue, inflow, Chanleufú River]
  • A. Huaura River
    The Huaura River is a coastal river in central Peru that flows through the Lima Region to the Pacific Ocean, supporting nearby towns and agriculture along its valley.
  • B. Tapiche River
    The Tapiche River is a significant waterway in the Peruvian Amazon that feeds into the Ucayali River and supports rich rainforest ecosystems and remote indigenous communities.
  • C. Datze River
    The Datze River is a smaller watercourse in northeastern Germany that feeds into the larger Peene River system.
  • D. Magaguadavic River
    The Magaguadavic River is a river in southwestern New Brunswick, Canada, that flows southward from inland lakes to the Bay of Fundy.
  • E. Curaray River
    The Curaray River is a remote waterway in the Amazon Basin of Ecuador and Peru, known for its dense rainforest surroundings and historical significance in missionary and indigenous encounters.
  • 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: Chanleufú River
Target entity description: The Chanleufú River is a watercourse in southern Chile that drains part of the Andean foothills and feeds into Lake Puyehue in the Los Lagos Region.
  • A. Huaura River
    The Huaura River is a coastal river in central Peru that flows through the Lima Region to the Pacific Ocean, supporting nearby towns and agriculture along its valley.
  • B. Tapiche River
    The Tapiche River is a significant waterway in the Peruvian Amazon that feeds into the Ucayali River and supports rich rainforest ecosystems and remote indigenous communities.
  • C. Datze River
    The Datze River is a smaller watercourse in northeastern Germany that feeds into the larger Peene River system.
  • D. Magaguadavic River
    The Magaguadavic River is a river in southwestern New Brunswick, Canada, that flows southward from inland lakes to the Bay of Fundy.
  • E. Curaray River
    The Curaray River is a remote waterway in the Amazon Basin of Ecuador and Peru, known for its dense rainforest surroundings and historical significance in missionary and indigenous encounters.
  • 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.