Triple

T19009615
Position Surface form Disambiguated ID Type / Status
Subject Alhambra Creek E465184 entity
Predicate partOf P40 FINISHED
Object Alhambra Creek 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: Alhambra Creek watershed | Statement: [Alhambra Creek, partOf, Alhambra Creek 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: Alhambra Creek watershed
Context triple: [Alhambra Creek, partOf, Alhambra Creek watershed]
  • A. Las Virgenes Creek watershed
    The Las Virgenes Creek watershed is a drainage basin in the Santa Monica Mountains region of Southern California that collects and channels runoff from surrounding canyons and hills into Las Virgenes Creek and its connected waterways.
  • B. Sespe Creek watershed
    The Sespe Creek watershed is a largely undeveloped river basin in Southern California’s Transverse Ranges, known for its rugged canyons, diverse wildlife, and critical role in the conservation of the endangered California condor.
  • C. Los Banos Creek watershed
    The Los Banos Creek watershed is the drainage basin in central California that collects and channels runoff from surrounding lands into Los Banos Creek, influencing local hydrology, ecology, and flood management.
  • D. Dolores River watershed
    The Dolores River watershed is a river basin in southwestern Colorado and eastern Utah that collects mountain runoff, including from peaks like Mount Wilson, and drains it into the Dolores River system.
  • E. Waddell Creek watershed
    The Waddell Creek watershed is a coastal drainage basin in the Santa Cruz Mountains of California, known for its redwood forests, waterfalls, and protected habitats within Big Basin Redwoods State 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: Alhambra Creek watershed
Target entity description: The Alhambra Creek watershed is the drainage basin that collects and channels all surface water flowing into Alhambra Creek and its surrounding tributaries.
  • A. Las Virgenes Creek watershed
    The Las Virgenes Creek watershed is a drainage basin in the Santa Monica Mountains region of Southern California that collects and channels runoff from surrounding canyons and hills into Las Virgenes Creek and its connected waterways.
  • B. Sespe Creek watershed
    The Sespe Creek watershed is a largely undeveloped river basin in Southern California’s Transverse Ranges, known for its rugged canyons, diverse wildlife, and critical role in the conservation of the endangered California condor.
  • C. Los Banos Creek watershed
    The Los Banos Creek watershed is the drainage basin in central California that collects and channels runoff from surrounding lands into Los Banos Creek, influencing local hydrology, ecology, and flood management.
  • D. Dolores River watershed
    The Dolores River watershed is a river basin in southwestern Colorado and eastern Utah that collects mountain runoff, including from peaks like Mount Wilson, and drains it into the Dolores River system.
  • E. Waddell Creek watershed
    The Waddell Creek watershed is a coastal drainage basin in the Santa Cruz Mountains of California, known for its redwood forests, waterfalls, and protected habitats within Big Basin Redwoods State Park.
  • F. None of above. chosen

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69d8dd025c188190a1d81f5b4ec7e2c6 elicitation completed
NER batch_69e5d6a72aa88190a04f13cd14ee77d4 ner completed
Created at: April 10, 2026, 12:02 p.m.