Triple

T15955016
Position Surface form Disambiguated ID Type / Status
Subject Turnbull Canyon E386911 entity
Predicate hasTrailhead P3625 FINISHED
Object Turnbull Canyon Trailhead
Turnbull Canyon Trailhead is the primary access point for hikers and outdoor enthusiasts entering the popular Turnbull Canyon trail system in the Puente Hills near Whittier, California.
E1185855 NE FINISHED

How this triple was built (4 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: Turnbull Canyon Trailhead | Statement: [Turnbull Canyon, hasTrailhead, Turnbull Canyon Trailhead]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Turnbull Canyon Trailhead
Context triple: [Turnbull Canyon, hasTrailhead, Turnbull Canyon Trailhead]
  • A. Icehouse Canyon Trailhead
    Icehouse Canyon Trailhead is a popular starting point in the San Gabriel Mountains for steep alpine-style hikes through forested canyons and up to high summits in the Cucamonga Wilderness.
  • B. Shepherd Pass Trailhead
    Shepherd Pass Trailhead is a remote Eastern Sierra trailhead in California that serves as a challenging high-altitude gateway into the southern Sierra Nevada backcountry and nearby fourteeners.
  • C. Echo Canyon Trailhead
    Echo Canyon Trailhead is the primary access point and parking area for hikers beginning the popular Echo Canyon Trail, often used to reach scenic viewpoints and natural attractions in the surrounding canyon.
  • D. Lupine Meadows Trailhead
    Lupine Meadows Trailhead is a popular starting point for hiking and climbing routes in Grand Teton National Park, Wyoming.
  • E. Canyon Creek trailhead
    Canyon Creek trailhead is a primary hiking access point into the scenic Canyon Creek area of Northern California’s Trinity Alps Wilderness, known for its alpine lakes, waterfalls, and rugged mountain terrain.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Turnbull Canyon Trailhead
Triple: [Turnbull Canyon, hasTrailhead, Turnbull Canyon Trailhead]
Generated description
Turnbull Canyon Trailhead is the primary access point for hikers and outdoor enthusiasts entering the popular Turnbull Canyon trail system in the Puente Hills near Whittier, California.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Turnbull Canyon Trailhead
Target entity description: Turnbull Canyon Trailhead is the primary access point for hikers and outdoor enthusiasts entering the popular Turnbull Canyon trail system in the Puente Hills near Whittier, California.
  • A. Icehouse Canyon Trailhead
    Icehouse Canyon Trailhead is a popular starting point in the San Gabriel Mountains for steep alpine-style hikes through forested canyons and up to high summits in the Cucamonga Wilderness.
  • B. Shepherd Pass Trailhead
    Shepherd Pass Trailhead is a remote Eastern Sierra trailhead in California that serves as a challenging high-altitude gateway into the southern Sierra Nevada backcountry and nearby fourteeners.
  • C. Echo Canyon Trailhead
    Echo Canyon Trailhead is the primary access point and parking area for hikers beginning the popular Echo Canyon Trail, often used to reach scenic viewpoints and natural attractions in the surrounding canyon.
  • D. Lupine Meadows Trailhead
    Lupine Meadows Trailhead is a popular starting point for hiking and climbing routes in Grand Teton National Park, Wyoming.
  • E. Canyon Creek trailhead
    Canyon Creek trailhead is a primary hiking access point into the scenic Canyon Creek area of Northern California’s Trinity Alps Wilderness, known for its alpine lakes, waterfalls, and rugged mountain terrain.
  • F. None of above. chosen

Provenance (5 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_69d86da882448190a82ea962fe343b79 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e156f94b108190905d295c3405860e completed April 16, 2026, 9:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffbe7c8ef081908fa6da7975c271f6 completed May 9, 2026, 11:08 p.m.
NEDg Description generation batch_69ffbf3e80b08190899262a9d03c0e93 completed May 9, 2026, 11:11 p.m.
NED2 Entity disambiguation (via description) batch_69ffbfc0d1548190b7d2e9e10e837f0b completed May 9, 2026, 11:14 p.m.
Created at: April 10, 2026, 4:53 a.m.