Triple

T10121058
Position Surface form Disambiguated ID Type / Status
Subject Tilden Regional Park E223288 entity
Predicate hasPart P35 FINISHED
Object Lone Oak picnic area
Lone Oak picnic area is a designated outdoor gathering and recreation spot within Tilden Regional Park in the Berkeley Hills of the San Francisco Bay Area.
 E842528 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: Lone Oak picnic area | Statement: [Tilden Regional Park, hasPart, Lone Oak picnic area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lone Oak picnic area
Context triple: [Tilden Regional Park, hasPart, Lone Oak picnic area]
  • A. Hidden Valley picnic area
    Hidden Valley picnic area is a designated outdoor spot near Hidden Valley Trail that offers facilities for resting, picnicking, and accessing the surrounding natural scenery.
  • B. Sunken Meadow Picnic Area
    Sunken Meadow Picnic Area is a designated outdoor gathering and dining spot within Randall's Island Park, offering space for picnics and recreational activities.
  • C. Terry Trueblood Recreation Area
    Terry Trueblood Recreation Area is a public outdoor park and recreation area in Iowa City, Iowa, featuring a lake, trails, and facilities for activities like boating, fishing, and picnicking.
  • D. Hap Magee Ranch Park
    Hap Magee Ranch Park is a community park in Alamo, California, known for its open spaces, playgrounds, and family- and dog-friendly recreational amenities.
  • E. Spring Creek Recreation Area
    Spring Creek Recreation Area is a public outdoor recreation site on the shores of Lake Sharpe in South Dakota, offering camping, boating, fishing, and other water-based activities.
  • 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: Lone Oak picnic area
Triple: [Tilden Regional Park, hasPart, Lone Oak picnic area]
Generated description
Lone Oak picnic area is a designated outdoor gathering and recreation spot within Tilden Regional Park in the Berkeley Hills of the San Francisco Bay Area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Lone Oak picnic area
Target entity description: Lone Oak picnic area is a designated outdoor gathering and recreation spot within Tilden Regional Park in the Berkeley Hills of the San Francisco Bay Area.
  • A. Hidden Valley picnic area
    Hidden Valley picnic area is a designated outdoor spot near Hidden Valley Trail that offers facilities for resting, picnicking, and accessing the surrounding natural scenery.
  • B. Sunken Meadow Picnic Area
    Sunken Meadow Picnic Area is a designated outdoor gathering and dining spot within Randall's Island Park, offering space for picnics and recreational activities.
  • C. Terry Trueblood Recreation Area
    Terry Trueblood Recreation Area is a public outdoor park and recreation area in Iowa City, Iowa, featuring a lake, trails, and facilities for activities like boating, fishing, and picnicking.
  • D. Hap Magee Ranch Park
    Hap Magee Ranch Park is a community park in Alamo, California, known for its open spaces, playgrounds, and family- and dog-friendly recreational amenities.
  • E. Spring Creek Recreation Area
    Spring Creek Recreation Area is a public outdoor recreation site on the shores of Lake Sharpe in South Dakota, offering camping, boating, fishing, and other water-based activities.
  • 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_69ca8422047c81909d66b717b8b18cf3 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cdd266b18c8190b35fe637c912e756 completed April 2, 2026, 2:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69d2cc493db88190b3b09a77b82b3cc9 completed April 5, 2026, 8:55 p.m.
NEDg Description generation batch_69d2cd901c148190afb27759cc176f89 completed April 5, 2026, 9:01 p.m.
NED2 Entity disambiguation (via description) batch_69d2ce6da82081908ca6b3621971ca9a completed April 5, 2026, 9:04 p.m.
Created at: March 30, 2026, 9:04 p.m.