Triple

T4426631
Position Surface form Disambiguated ID Type / Status
Subject Bull Run watershed E95224 entity
Predicate hasWatercourse P165 FINISHED
Object Broad Run
Broad Run is a stream in the Bull Run watershed of northern Virginia that serves as a tributary to the Occoquan River.
 E440493 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: Broad Run | Statement: [Bull Run watershed, hasWatercourse, Broad Run]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Broad Run
Context triple: [Bull Run watershed, hasWatercourse, Broad Run]
  • A. Four Mile Run
    Four Mile Run is a stream in Northern Virginia that flows through Arlington and Alexandria into the Potomac River, bordered by parks, trails, and nearby urban neighborhoods.
  • B. Edwards Run
    Edwards Run is a small stream in West Virginia that serves as a tributary within the Cacapon River watershed.
  • C. Greenant Creek
    Greenant Creek is a scenic watercourse in Australia's Northern Territory known for its waterfalls, swimming holes, and walking tracks within Litchfield National Park.
  • D. Broad Run, Virginia
    Broad Run, Virginia is an unincorporated community in Prince William County best known as the western terminus of the Virginia Railway Express Manassas Line and its associated commuter rail station and yard.
  • E. Thornton Creek
    Thornton Creek is an urban stream in Seattle, Washington, that drains a large watershed before emptying into Lake Washington.
  • 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: Broad Run
Triple: [Bull Run watershed, hasWatercourse, Broad Run]
Generated description
Broad Run is a stream in the Bull Run watershed of northern Virginia that serves as a tributary to the Occoquan River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Broad Run
Target entity description: Broad Run is a stream in the Bull Run watershed of northern Virginia that serves as a tributary to the Occoquan River.
  • A. Four Mile Run
    Four Mile Run is a stream in Northern Virginia that flows through Arlington and Alexandria into the Potomac River, bordered by parks, trails, and nearby urban neighborhoods.
  • B. Edwards Run
    Edwards Run is a small stream in West Virginia that serves as a tributary within the Cacapon River watershed.
  • C. Greenant Creek
    Greenant Creek is a scenic watercourse in Australia's Northern Territory known for its waterfalls, swimming holes, and walking tracks within Litchfield National Park.
  • D. Broad Run, Virginia
    Broad Run, Virginia is an unincorporated community in Prince William County best known as the western terminus of the Virginia Railway Express Manassas Line and its associated commuter rail station and yard.
  • E. Thornton Creek
    Thornton Creek is an urban stream in Seattle, Washington, that drains a large watershed before emptying into Lake Washington.
  • 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_69b3453c2a0c8190926b574c90766db9 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b3554fb28081909018eaecc0c5c230 completed March 13, 2026, 12:07 a.m.
NED1 Entity disambiguation (via context triple) batch_69b613683d4c8190b04f14c7a74b619a completed March 15, 2026, 2:03 a.m.
NEDg Description generation batch_69b6177d1a588190991fddf506239d22 completed March 15, 2026, 2:20 a.m.
NED2 Entity disambiguation (via description) batch_69b61b6bc1448190b30d444a821bb1a5 completed March 15, 2026, 2:37 a.m.
Created at: March 12, 2026, 11:30 p.m.