Triple

T300748
Position Surface form Disambiguated ID Type / Status
Subject John Wilkes Booth E6191 entity
Predicate capturedAt P11258 FINISHED
Object Garrett farm near Port Royal, Virginia, United States
The Garrett farm near Port Royal, Virginia, was the rural tobacco farm where Lincoln assassin John Wilkes Booth was cornered and fatally shot by Union troops in April 1865.
E39005 NE FINISHED

How this triple was built (5 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: Garrett farm near Port Royal, Virginia, United States | Statement: [John Wilkes Booth, capturedAt, Garrett farm near Port Royal, Virginia, United States]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Garrett farm near Port Royal, Virginia, United States
Context triple: [John Wilkes Booth, capturedAt, Garrett farm near Port Royal, Virginia, United States]
  • A. Digges farm, Prince George’s County, Maryland
    Digges farm in Prince George’s County, Maryland is a historic plantation best known as the original burial site of Pierre Charles L’Enfant, the French-American engineer who designed the plan for Washington, D.C.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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: Garrett farm near Port Royal, Virginia, United States
Triple: [John Wilkes Booth, capturedAt, Garrett farm near Port Royal, Virginia, United States]
Generated description
The Garrett farm near Port Royal, Virginia, was the rural tobacco farm where Lincoln assassin John Wilkes Booth was cornered and fatally shot by Union troops in April 1865.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Garrett farm near Port Royal, Virginia, United States
Target entity description: The Garrett farm near Port Royal, Virginia, was the rural tobacco farm where Lincoln assassin John Wilkes Booth was cornered and fatally shot by Union troops in April 1865.
  • A. Digges farm, Prince George’s County, Maryland
    Digges farm in Prince George’s County, Maryland is a historic plantation best known as the original burial site of Pierre Charles L’Enfant, the French-American engineer who designed the plan for Washington, D.C.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. 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.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: capturedAt
Context triple: [John Wilkes Booth, capturedAt, Garrett farm near Port Royal, Virginia, United States]
  • A. capturedDuring
    Indicates that one event or state occurred within the temporal span of another, typically representing that something was recorded, seized, or documented while a specific situation or activity was taking place.
  • B. capturedBy
    Indicates that one entity has been seized, taken into control, or otherwise apprehended by another entity.
  • C. capturedYear
    Indicates the year in which an entity was captured or taken into custody.
  • D. capturedPlace
    Indicates that an agent took control of or seized a specific place, typically through force or strategic action.
  • E. observedAt
    Indicates that an entity was recorded or noticed at a specific time or place.
  • F. None of above. chosen

Provenance (7 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_69a2e79114b081909490b3bf5a5dbb51 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2ea2fba548190a5aeb1597dca96bd completed Feb. 28, 2026, 1:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3aba14b0881908eb4f62ac9261d63 completed March 1, 2026, 2:59 a.m.
NEDg Description generation batch_69a3af5161448190b2051c9533379b3e completed March 1, 2026, 3:15 a.m.
NED2 Entity disambiguation (via description) batch_69a3afb5fca48190a2bfece390311dca completed March 1, 2026, 3:17 a.m.
PD Predicate disambiguation batch_69a2e93aff048190a633c8ae2b76a41f completed Feb. 28, 2026, 1:10 p.m.
PDg Predicate description generation batch_69a2ea2af1388190b93235602ace679e completed Feb. 28, 2026, 1:14 p.m.
Created at: Feb. 28, 2026, 1:06 p.m.