Triple

T10079303
Position Surface form Disambiguated ID Type / Status
Subject Fairfax Station, Virginia E213856 entity
Predicate hasNearbyPark P3449 FINISHED
Object Fountainhead Regional Park
Fountainhead Regional Park is a large Northern Virginia outdoor recreation area known for its wooded trails, mountain biking, fishing, boating on the Occoquan Reservoir, and other nature-based activities.
E847770 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: Fountainhead Regional Park | Statement: [Fairfax Station, Virginia, hasNearbyPark, Fountainhead Regional Park]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fountainhead Regional Park
Context triple: [Fairfax Station, Virginia, hasNearbyPark, Fountainhead Regional Park]
  • A. Frank G. Bonelli Regional Park
    Frank G. Bonelli Regional Park is a large recreational area in Los Angeles County known for its lake, trails, and outdoor activities such as boating, fishing, and picnicking.
  • B. Southeast Regional Park
    Southeast Regional Park is a protected natural area near Rivas-Vaciamadrid in the Madrid region, known for its river landscapes, wetlands, and diverse wildlife.
  • C. Nashotah Park
    Nashotah Park is a large county park in southeastern Wisconsin known for its wooded trails, lakes, and year-round outdoor recreation opportunities.
  • D. Ohnell Environmental Park
    Ohnell Environmental Park is an outdoor environmental education and research area associated with Manhattanville College, used for field studies, conservation, and nature-based learning.
  • E. Craig Regional Park
    Craig Regional Park is a large public park in northern Orange County known for its scenic lakes, rolling hills, picnic areas, and recreational facilities.
  • 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: Fountainhead Regional Park
Triple: [Fairfax Station, Virginia, hasNearbyPark, Fountainhead Regional Park]
Generated description
Fountainhead Regional Park is a large Northern Virginia outdoor recreation area known for its wooded trails, mountain biking, fishing, boating on the Occoquan Reservoir, and other nature-based activities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Fountainhead Regional Park
Target entity description: Fountainhead Regional Park is a large Northern Virginia outdoor recreation area known for its wooded trails, mountain biking, fishing, boating on the Occoquan Reservoir, and other nature-based activities.
  • A. Frank G. Bonelli Regional Park
    Frank G. Bonelli Regional Park is a large recreational area in Los Angeles County known for its lake, trails, and outdoor activities such as boating, fishing, and picnicking.
  • B. Southeast Regional Park
    Southeast Regional Park is a protected natural area near Rivas-Vaciamadrid in the Madrid region, known for its river landscapes, wetlands, and diverse wildlife.
  • C. Nashotah Park
    Nashotah Park is a large county park in southeastern Wisconsin known for its wooded trails, lakes, and year-round outdoor recreation opportunities.
  • D. Ohnell Environmental Park
    Ohnell Environmental Park is an outdoor environmental education and research area associated with Manhattanville College, used for field studies, conservation, and nature-based learning.
  • E. Craig Regional Park
    Craig Regional Park is a large public park in northern Orange County known for its scenic lakes, rolling hills, picnic areas, and recreational facilities.
  • 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_69ca839bf730819086900c323c9b8c95 completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cdd031ce748190bb71189afd331979 completed April 2, 2026, 2:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69d3174109988190b703bb5b7c89c5c2 completed April 6, 2026, 2:15 a.m.
NEDg Description generation batch_69d31b67a62c81909ce3f5667e71516c completed April 6, 2026, 2:33 a.m.
NED2 Entity disambiguation (via description) batch_69d31f31c95881909cbf8f7154718447 completed April 6, 2026, 2:49 a.m.
Created at: March 30, 2026, 9 p.m.