Triple

T4408446
Position Surface form Disambiguated ID Type / Status
Subject Pacific Southwest Region (USFS Region 5) E94790 entity
Predicate manages P86 FINISHED
Object Lake Tahoe Basin Management Unit E44141 NE FINISHED

How this triple was built (2 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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 Management Unit | Statement: [Pacific Southwest Region (USFS Region 5), manages, Lake Tahoe Basin Management Unit]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lake Tahoe Basin Management Unit
Context triple: [Pacific Southwest Region (USFS Region 5), manages, Lake Tahoe Basin Management Unit]
  • A. Lake Tahoe Basin Management Unit chosen
    The Lake Tahoe Basin Management Unit is a U.S. Forest Service administrative unit responsible for managing federal lands and natural resources in the Lake Tahoe Basin region.
  • B. Lake Tahoe Basin
    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.
  • C. 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.
  • D. Tahoe National Forest
    Tahoe National Forest is a large U.S. national forest in the northern Sierra Nevada of California, known for its alpine landscapes, extensive recreation opportunities, and diverse wildlife habitats.
  • E. Tahoe Regional Planning Agency
    The Tahoe Regional Planning Agency is a bi-state regulatory body responsible for coordinating environmental protection, land use, and development planning in the Lake Tahoe Basin.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69b34539638c8190abfea3eb29425210 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b3548cb92881908a3f98466da8e0a2 completed March 13, 2026, 12:04 a.m.
NED1 Entity disambiguation (via context triple) batch_69b5f609f7f881909d12735f4028a108 completed March 14, 2026, 11:58 p.m.
Created at: March 12, 2026, 11:28 p.m.