Triple

T186026
Position Surface form Disambiguated ID Type / Status
Subject Assassination of Abraham Lincoln E3981 entity
Predicate LincolnDiedAt P21 FINISHED
Object Petersen House
Petersen House is the Washington, D.C. boarding house where President Abraham Lincoln was taken after being shot at Ford’s Theatre and where he ultimately died, making it a significant historic site of the American Civil War era.
E25402 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: Petersen House | Statement: [Assassination of Abraham Lincoln, LincolnDiedAt, Petersen House]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Petersen House
Context triple: [Assassination of Abraham Lincoln, LincolnDiedAt, Petersen House]
  • A. Shriver House Museum
    Shriver House Museum is a historic house museum in Gettysburg that interprets civilian life and experiences during the Battle of Gettysburg in the American Civil War.
  • B. Heurich House Museum
    The Heurich House Museum is a historic Gilded Age mansion in Washington, D.C., renowned for its well-preserved interiors and association with German-American brewer Christian Heurich.
  • C. Metlar–Bodine House Museum
    The Metlar–Bodine House Museum is a historic 18th-century home-turned-museum that preserves and interprets the local history and heritage of the Piscataway area.
  • D. Vaile Mansion
    Vaile Mansion is a historic 19th-century Victorian estate in Independence, Missouri, renowned for its ornate architecture and role as a prominent local landmark.
  • E. Carlyle House Historic Park
    Carlyle House Historic Park is a preserved 18th-century Georgian mansion and museum in Old Town Alexandria that interprets colonial life and early American history.
  • 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: Petersen House
Triple: [Assassination of Abraham Lincoln, LincolnDiedAt, Petersen House]
Generated description
Petersen House is the Washington, D.C. boarding house where President Abraham Lincoln was taken after being shot at Ford’s Theatre and where he ultimately died, making it a significant historic site of the American Civil War era.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Petersen House
Target entity description: Petersen House is the Washington, D.C. boarding house where President Abraham Lincoln was taken after being shot at Ford’s Theatre and where he ultimately died, making it a significant historic site of the American Civil War era.
  • A. Shriver House Museum
    Shriver House Museum is a historic house museum in Gettysburg that interprets civilian life and experiences during the Battle of Gettysburg in the American Civil War.
  • B. Heurich House Museum
    The Heurich House Museum is a historic Gilded Age mansion in Washington, D.C., renowned for its well-preserved interiors and association with German-American brewer Christian Heurich.
  • C. Metlar–Bodine House Museum
    The Metlar–Bodine House Museum is a historic 18th-century home-turned-museum that preserves and interprets the local history and heritage of the Piscataway area.
  • D. Vaile Mansion
    Vaile Mansion is a historic 19th-century Victorian estate in Independence, Missouri, renowned for its ornate architecture and role as a prominent local landmark.
  • E. Carlyle House Historic Park
    Carlyle House Historic Park is a preserved 18th-century Georgian mansion and museum in Old Town Alexandria that interprets colonial life and early American history.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: LincolnDiedAt
Context triple: [Assassination of Abraham Lincoln, LincolnDiedAt, Petersen House]
  • A. placeOfDeath chosen
    Indicates the location where an entity (typically a person or animal) died.
  • B. assassinationDate
    Indicates the date on which an assassination of the referenced entity occurred.
  • C. countryOfBurial
    Indicates the country in which a person or entity is buried.
  • D. GettysburgAddressDate
    Indicates the specific date on which the Gettysburg Address was delivered.
  • E. civilWarEnd
    Indicates that an internal armed conflict within a country has come to an official or de facto conclusion.
  • F. None of above.

Provenance (6 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_69a31c91b22c8190a1d04983ae4fd793 completed Feb. 28, 2026, 4:49 p.m.
NEDg Description generation batch_69a31ea66b8881909748ab11d7a4a50a completed Feb. 28, 2026, 4:58 p.m.
NED2 Entity disambiguation (via description) batch_69a31efbe2d48190b528011dfdf764c1 completed Feb. 28, 2026, 4:59 p.m.
PD Predicate disambiguation batch_69a25670feb081908e26a2543ebe7b3a completed Feb. 28, 2026, 2:44 a.m.
Created at: Feb. 28, 2026, 2:40 a.m.