Triple

T11664228
Position Surface form Disambiguated ID Type / Status
Subject Union Army positions in First Battle of Bull Run E277201 entity
Predicate reservePositionArea P100859 FINISHED
Object Bladensburg Road near Centreville
Bladensburg Road near Centreville was a rear-area route in northern Virginia that served as a reserve staging and support zone for Union forces during the First Battle of Bull Run in the American Civil War.
 E939129 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: Bladensburg Road near Centreville | Statement: [Union Army positions in First Battle of Bull Run, reservePositionArea, Bladensburg Road near Centreville]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bladensburg Road near Centreville
Context triple: [Union Army positions in First Battle of Bull Run, reservePositionArea, Bladensburg Road near Centreville]
  • A. Bladensburg Road NE corridor
    Bladensburg Road NE corridor is a major commercial and transportation artery in Northeast Washington, D.C., lined with retail, industrial sites, and residential neighborhoods.
  • B. Bryans Road, Maryland
    Bryans Road, Maryland is an unincorporated suburban community in Charles County located in southern Maryland, known for its residential character and proximity to Washington, D.C.
  • C. McLean Avenue vicinity
    McLean Avenue vicinity is a bustling commercial strip serving as a key shopping and dining hub for the Woodlawn neighborhood and surrounding Bronx–Yonkers communities.
  • D. Commissary Lane
    Commissary Lane is a themed dining and shopping area in Disney’s Hollywood Studios at Walt Disney World, styled after a Hollywood backlot with quick-service restaurants and entertainment-related details.
  • E. Leesburg Pike (Virginia State Route 7)
    Leesburg Pike (Virginia State Route 7) is a major arterial highway in Northern Virginia that connects urban and suburban communities between Alexandria and Leesburg.
  • 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: Bladensburg Road near Centreville
Triple: [Union Army positions in First Battle of Bull Run, reservePositionArea, Bladensburg Road near Centreville]
Generated description
Bladensburg Road near Centreville was a rear-area route in northern Virginia that served as a reserve staging and support zone for Union forces during the First Battle of Bull Run in the American Civil War.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Bladensburg Road near Centreville
Target entity description: Bladensburg Road near Centreville was a rear-area route in northern Virginia that served as a reserve staging and support zone for Union forces during the First Battle of Bull Run in the American Civil War.
  • A. Bladensburg Road NE corridor
    Bladensburg Road NE corridor is a major commercial and transportation artery in Northeast Washington, D.C., lined with retail, industrial sites, and residential neighborhoods.
  • B. Bryans Road, Maryland
    Bryans Road, Maryland is an unincorporated suburban community in Charles County located in southern Maryland, known for its residential character and proximity to Washington, D.C.
  • C. McLean Avenue vicinity
    McLean Avenue vicinity is a bustling commercial strip serving as a key shopping and dining hub for the Woodlawn neighborhood and surrounding Bronx–Yonkers communities.
  • D. Commissary Lane
    Commissary Lane is a themed dining and shopping area in Disney’s Hollywood Studios at Walt Disney World, styled after a Hollywood backlot with quick-service restaurants and entertainment-related details.
  • E. Leesburg Pike (Virginia State Route 7)
    Leesburg Pike (Virginia State Route 7) is a major arterial highway in Northern Virginia that connects urban and suburban communities between Alexandria and Leesburg.
  • 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_69d6aafd0a448190b44da30af8c6c519 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a3d3a64c819099f398ea22c8c180 completed April 10, 2026, 7:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69ee88355fe08190b16b417c12e69e1a completed April 26, 2026, 9:48 p.m.
NEDg Description generation batch_69eeb316ba948190a39dfc80d6245b17 completed April 27, 2026, 12:51 a.m.
NED2 Entity disambiguation (via description) batch_69eee9b59f448190b97ecd05c843ce78 completed April 27, 2026, 4:44 a.m.
Created at: April 8, 2026, 9:39 p.m.