Triple

T4838281
Position Surface form Disambiguated ID Type / Status
Subject Lake Tahoe–Reno tourism corridor E108115 entity
Predicate borders P224 FINISHED
Object Lake Tahoe Basin E7384 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: Lake Tahoe Basin | Statement: [Lake Tahoe–Reno tourism corridor, borders, Lake Tahoe 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: Lake Tahoe Basin
Context triple: [Lake Tahoe–Reno tourism corridor, borders, Lake Tahoe Basin]
  • A. Lake Tahoe Basin chosen
    The Lake Tahoe Basin is a high-altitude watershed in the Sierra Nevada centered on Lake Tahoe, renowned for its clear alpine lake, surrounding forests, and year-round outdoor recreation.
  • B. Lake Tahoe
    Lake Tahoe is a large, deep, and famously clear freshwater lake in the Sierra Nevada mountains, straddling the border of California and Nevada and serving as a major destination for outdoor recreation and tourism.
  • C. North Lake Tahoe
    North Lake Tahoe is a scenic region along the northern shores of Lake Tahoe known for its ski resorts, outdoor recreation, and lakeside communities.
  • D. South Lake Tahoe
    South Lake Tahoe is a resort city in California known for its access to Lake Tahoe’s beaches, ski resorts, and outdoor recreation.
  • E. Lake Tahoe Nevada State Park
    Lake Tahoe Nevada State Park is a scenic protected area on the Nevada side of Lake Tahoe, known for its clear blue waters, sandy beaches, granite boulders, and popular recreation spots like Sand Harbor.
  • 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_69bd43fbe444819085cb970706ef73f7 elicitation completed
NER batch_69bd6ce2e810819089f9a3f2a7574d44 ner completed
NED1 batch_69be778cace48190ad28eaf21aec7146 ned_source_triple completed
Created at: March 20, 2026, 1:25 p.m.