Triple

T12495562
Position Surface form Disambiguated ID Type / Status
Subject Shell Ridge Open Space E298674 entity
Predicate accessPoint P1985 FINISHED
Object Hanna Grove trailhead
Hanna Grove trailhead is a hiking access point within the Shell Ridge Open Space in Walnut Creek, California, serving as a starting location for trails through the area’s rolling hills and open grasslands.
E987544 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: Hanna Grove trailhead | Statement: [Shell Ridge Open Space, accessPoint, Hanna Grove trailhead]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hanna Grove trailhead
Context triple: [Shell Ridge Open Space, accessPoint, Hanna Grove trailhead]
  • A. Howland Avenue trailhead
    Howland Avenue trailhead is a primary public entry point to the hiking trails and scenic overlooks of Mount Beacon in Beacon, New York.
  • B. Sneath Lane trailhead
    Sneath Lane trailhead is a primary access point on the San Francisco Peninsula leading hikers up to the historic and scenic Sweeney Ridge area.
  • C. Vivian Creek Trailhead
    Vivian Creek Trailhead is a popular and steep starting point for hikers ascending Southern California’s highest peak, Mount San Gorgonio, in the San Bernardino Mountains.
  • D. Heliotrope Ridge trailhead
    Heliotrope Ridge trailhead is a popular access point in Washington’s North Cascades used by hikers and climbers heading toward Mount Baker’s glaciers and summit routes.
  • E. Parry Grove Trail
    Parry Grove Trail is a scenic hiking path in Torrey Pines State Natural Reserve known for its coastal views, native vegetation, and relatively steep access via a long staircase.
  • 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: Hanna Grove trailhead
Triple: [Shell Ridge Open Space, accessPoint, Hanna Grove trailhead]
Generated description
Hanna Grove trailhead is a hiking access point within the Shell Ridge Open Space in Walnut Creek, California, serving as a starting location for trails through the area’s rolling hills and open grasslands.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hanna Grove trailhead
Target entity description: Hanna Grove trailhead is a hiking access point within the Shell Ridge Open Space in Walnut Creek, California, serving as a starting location for trails through the area’s rolling hills and open grasslands.
  • A. Howland Avenue trailhead
    Howland Avenue trailhead is a primary public entry point to the hiking trails and scenic overlooks of Mount Beacon in Beacon, New York.
  • B. Sneath Lane trailhead
    Sneath Lane trailhead is a primary access point on the San Francisco Peninsula leading hikers up to the historic and scenic Sweeney Ridge area.
  • C. Vivian Creek Trailhead
    Vivian Creek Trailhead is a popular and steep starting point for hikers ascending Southern California’s highest peak, Mount San Gorgonio, in the San Bernardino Mountains.
  • D. Heliotrope Ridge trailhead
    Heliotrope Ridge trailhead is a popular access point in Washington’s North Cascades used by hikers and climbers heading toward Mount Baker’s glaciers and summit routes.
  • E. Parry Grove Trail
    Parry Grove Trail is a scenic hiking path in Torrey Pines State Natural Reserve known for its coastal views, native vegetation, and relatively steep access via a long staircase.
  • 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_69d6ada4cd388190ae3bbf83ff87057a completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d94df948308190ace333230a4a3b38 completed April 10, 2026, 7:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69f64badad488190ae1c6c2883a88a4b completed May 2, 2026, 7:08 p.m.
NEDg Description generation batch_69f64f9c0e8c81908db3cad51daa77b6 completed May 2, 2026, 7:25 p.m.
NED2 Entity disambiguation (via description) batch_69f6504b033c8190a31f49f2e59c6810 completed May 2, 2026, 7:28 p.m.
Created at: April 8, 2026, 9:57 p.m.