Triple

T23468613
Position Surface form Disambiguated ID Type / Status
Subject Wapama Falls Trail E569164 entity
Predicate passesFeature P26179 FINISHED
Object Hetch Hetchy Reservoir shoreline — NE NERFINISHED

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: Hetch Hetchy Reservoir shoreline | Statement: [Wapama Falls Trail, passesFeature, Hetch Hetchy Reservoir shoreline]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hetch Hetchy Reservoir shoreline
Context triple: [Wapama Falls Trail, passesFeature, Hetch Hetchy Reservoir shoreline]
  • A. Hetch Hetchy Valley
    Hetch Hetchy Valley is a glacially carved valley in Yosemite National Park, California, best known for its scenic granite cliffs and for being largely submerged by the Hetch Hetchy Reservoir that supplies water to the San Francisco Bay Area.
  • B. Hetch Hetchy trailhead at O'Shaughnessy Dam
    The Hetch Hetchy trailhead at O'Shaughnessy Dam is a primary starting point in Yosemite National Park for hikes along the Hetch Hetchy Reservoir, including popular routes to waterfalls and backcountry destinations.
  • C. Hetch Hetchy Reservoir chosen
    Hetch Hetchy Reservoir is a man-made lake in Yosemite National Park that stores water and generates hydroelectric power for the San Francisco Bay Area.
  • D. Kaweah River canyon
    Kaweah River canyon is a deep, rugged gorge in California’s Sierra Nevada carved by the Kaweah River, known for its dramatic scenery and steep granite walls.
  • E. Hetch Hetchy Regional Water System
    The Hetch Hetchy Regional Water System is a major water supply and delivery network that provides high-quality drinking water from Sierra Nevada sources to San Francisco and numerous Bay Area communities.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e2458ebd808190b3298163132cfb0b completed April 17, 2026, 2:37 p.m.
NER Named-entity recognition batch_69f1a6fd280c81908aae05f0851466eb completed April 29, 2026, 6:36 a.m.
Created at: April 17, 2026, 5:54 p.m.