Triple

T185931
Position Surface form Disambiguated ID Type / Status
Subject Robert E. Lee E3980 entity
Predicate placeOfBirth P1 FINISHED
Object Stratford Hall, Westmoreland County, Virginia
Stratford Hall in Westmoreland County, Virginia, is a historic 18th-century plantation house best known as the birthplace and family home of Confederate General Robert E. Lee.
 E23551 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: Stratford Hall, Westmoreland County, Virginia | Statement: [Robert E. Lee, placeOfBirth, Stratford Hall, Westmoreland County, Virginia]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Stratford Hall, Westmoreland County, Virginia
Context triple: [Robert E. Lee, placeOfBirth, Stratford Hall, Westmoreland County, Virginia]
  • A. Arlington House plantation
    Arlington House plantation was a historic Virginia estate overlooking the Potomac River that later became the core of what is now Arlington National Cemetery.
  • B. Mount Vernon, Virginia
    Mount Vernon, Virginia is a historic estate along the Potomac River best known as George Washington’s longtime plantation home and burial site.
  • C. Prince William County, Virginia
    Prince William County, Virginia is a populous suburban county in Northern Virginia known for its rapid growth, diverse communities, and proximity to Washington, D.C.
  • 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. Locust Grove Estate
    Locust Grove Estate is a historic Hudson River–valley property in Poughkeepsie, New York, best known as the Italianate villa and former home of telegraph inventor Samuel F. B. Morse, now operated as a museum and landscaped estate.
  • 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: Stratford Hall, Westmoreland County, Virginia
Triple: [Robert E. Lee, placeOfBirth, Stratford Hall, Westmoreland County, Virginia]
Generated description
Stratford Hall in Westmoreland County, Virginia, is a historic 18th-century plantation house best known as the birthplace and family home of Confederate General Robert E. Lee.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Stratford Hall, Westmoreland County, Virginia
Target entity description: Stratford Hall in Westmoreland County, Virginia, is a historic 18th-century plantation house best known as the birthplace and family home of Confederate General Robert E. Lee.
  • A. Arlington House plantation
    Arlington House plantation was a historic Virginia estate overlooking the Potomac River that later became the core of what is now Arlington National Cemetery.
  • B. Mount Vernon, Virginia
    Mount Vernon, Virginia is a historic estate along the Potomac River best known as George Washington’s longtime plantation home and burial site.
  • C. Prince William County, Virginia
    Prince William County, Virginia is a populous suburban county in Northern Virginia known for its rapid growth, diverse communities, and proximity to Washington, D.C.
  • 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. Locust Grove Estate
    Locust Grove Estate is a historic Hudson River–valley property in Poughkeepsie, New York, best known as the Italianate villa and former home of telegraph inventor Samuel F. B. Morse, now operated as a museum and landscaped estate.
  • 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_69a25497e2f08190a040f8c6e1842643 completed Feb. 28, 2026, 2:36 a.m.
NER Named-entity recognition batch_69a2594809288190b3d3b1283e7e0d00 completed Feb. 28, 2026, 2:56 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2fd0577588190a91be504e3c9f0ab completed Feb. 28, 2026, 2:34 p.m.
NEDg Description generation batch_69a2fe0b1c148190854569c3f6e03a91 completed Feb. 28, 2026, 2:39 p.m.
NED2 Entity disambiguation (via description) batch_69a2fe7676488190b0d126a7d3d75b5f completed Feb. 28, 2026, 2:40 p.m.
Created at: Feb. 28, 2026, 2:40 a.m.