Triple

T2022832
Position Surface form Disambiguated ID Type / Status
Subject Lake Tahoe Basin Management Unit E44141 entity
Predicate manages P86 FINISHED
Object Lake Tahoe Basin National Forest lands 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 National Forest lands | Statement: [Lake Tahoe Basin Management Unit, manages, Lake Tahoe Basin National Forest lands]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lake Tahoe Basin National Forest lands
Context triple: [Lake Tahoe Basin Management Unit, manages, Lake Tahoe Basin National Forest lands]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Lassen National Forest (surrounding lands)
    Lassen National Forest (surrounding lands) is a vast, federally managed forest area in northern California that encircles and buffers Lassen Volcanic National Park with diverse coniferous woodlands, volcanic landscapes, and extensive recreation opportunities.
  • 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)

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_69a8891201bc8190aca837be6de41579 completed March 4, 2026, 7:33 p.m.
NER Named-entity recognition batch_69abb8f1728481909ae36e821b9edef2 completed March 7, 2026, 5:34 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae0af7e5b0819088e2221ddc0a38ce completed March 8, 2026, 11:49 p.m.
Created at: March 4, 2026, 7:38 p.m.