Triple

T437702
Position Surface form Disambiguated ID Type / Status
Subject Loudoun County, Virginia E10044 entity
Predicate hasHistoricSite P1098 FINISHED
Object Ball's Bluff Battlefield Regional Park
Ball's Bluff Battlefield Regional Park is a preserved Civil War battlefield and memorial site in Loudoun County, Virginia, commemorating the 1861 Battle of Ball's Bluff along the Potomac River.
 E56186 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: Ball's Bluff Battlefield Regional Park | Statement: [Loudoun County, Virginia, hasHistoricSite, Ball's Bluff Battlefield Regional Park]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ball's Bluff Battlefield Regional Park
Context triple: [Loudoun County, Virginia, hasHistoricSite, Ball's Bluff Battlefield Regional Park]
  • A. Manassas National Battlefield Park
    Manassas National Battlefield Park is a preserved Civil War battlefield in Virginia that commemorates the First and Second Battles of Bull Run through historic landscapes, monuments, and visitor exhibits.
  • B. Gettysburg National Military Park
    Gettysburg National Military Park is a preserved Civil War battlefield and memorial site commemorating the pivotal 1863 Battle of Gettysburg in Pennsylvania.
  • C. Manassas Museum
    The Manassas Museum is a local history museum in Manassas, Virginia, focusing on the Civil War battles of Bull Run and the region’s cultural heritage.
  • D. Appomattox Court House, Virginia
    Appomattox Court House, Virginia is a historic village best known as the site where Confederate General Robert E. Lee surrendered to Union General Ulysses S. Grant in 1865, effectively ending the American Civil War.
  • E. City of Manassas Park, Virginia
    The City of Manassas Park, Virginia is an independent, suburban city in Northern Virginia near Washington, D.C., known for its residential communities and proximity to major regional transportation corridors.
  • 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: Ball's Bluff Battlefield Regional Park
Triple: [Loudoun County, Virginia, hasHistoricSite, Ball's Bluff Battlefield Regional Park]
Generated description
Ball's Bluff Battlefield Regional Park is a preserved Civil War battlefield and memorial site in Loudoun County, Virginia, commemorating the 1861 Battle of Ball's Bluff along the Potomac River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ball's Bluff Battlefield Regional Park
Target entity description: Ball's Bluff Battlefield Regional Park is a preserved Civil War battlefield and memorial site in Loudoun County, Virginia, commemorating the 1861 Battle of Ball's Bluff along the Potomac River.
  • A. Manassas National Battlefield Park
    Manassas National Battlefield Park is a preserved Civil War battlefield in Virginia that commemorates the First and Second Battles of Bull Run through historic landscapes, monuments, and visitor exhibits.
  • B. Gettysburg National Military Park
    Gettysburg National Military Park is a preserved Civil War battlefield and memorial site commemorating the pivotal 1863 Battle of Gettysburg in Pennsylvania.
  • C. Manassas Museum
    The Manassas Museum is a local history museum in Manassas, Virginia, focusing on the Civil War battles of Bull Run and the region’s cultural heritage.
  • D. Appomattox Court House, Virginia
    Appomattox Court House, Virginia is a historic village best known as the site where Confederate General Robert E. Lee surrendered to Union General Ulysses S. Grant in 1865, effectively ending the American Civil War.
  • E. City of Manassas Park, Virginia
    The City of Manassas Park, Virginia is an independent, suburban city in Northern Virginia near Washington, D.C., known for its residential communities and proximity to major regional transportation corridors.
  • 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_69a2e8465ef481909655c681b01e2986 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2ef26bb78819089b3b5dac0330619 completed Feb. 28, 2026, 1:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69a442a2d9f081909d24508d8a19c020 completed March 1, 2026, 1:44 p.m.
NEDg Description generation batch_69a4431412b0819098b3006842834255 completed March 1, 2026, 1:45 p.m.
NED2 Entity disambiguation (via description) batch_69a4438d88f08190b0b9e7667c756710 completed March 1, 2026, 1:47 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.